Results

By type

          2022-07-25 23:31:26,911||139637251972424|INFO|prometheus_metrics|conductor.common.prometheus_metrics: [-] Prometheus metrics endpoint started at 8000
2022-07-25 23:31:26,930||139637251972424|INFO|extensions|conductor.data.plugins.inventory_provider.extensions: [-] Loaded inventory provider extensions: ['aai', 'generator']
2022-07-25 23:31:26,930||139637251972424|INFO|extensions|conductor.data.plugins.inventory_provider.extensions: [-] Initializing inventory provider extension 'aai'
2022-07-25 23:31:26,931||139637251972424|INFO|aai|conductor.data.plugins.inventory_provider.aai: [-] **** Refreshing A&AI cache *****
2022-07-25 23:31:26,950||139637251972424|ERROR|rest|conductor.common.rest: [-] Exception: (ProtocolError('Connection aborted.', ConnectionResetError(104, 'Connection reset by peer')),)
2022-07-25 23:31:26,951||139637251972424|WARNING|rest|conductor.common.rest: [-] Retry #2/3
2022-07-25 23:31:26,971||139637251972424|ERROR|rest|conductor.common.rest: [-] Exception: (ProtocolError('Connection aborted.', ConnectionResetError(104, 'Connection reset by peer')),)
2022-07-25 23:31:26,971||139637251972424|WARNING|rest|conductor.common.rest: [-] Retry #3/3
2022-07-25 23:31:26,988||139637251972424|ERROR|rest|conductor.common.rest: [-] Exception: (ProtocolError('Connection aborted.', ConnectionResetError(104, 'Connection reset by peer')),)
2022-07-25 23:31:26,989||139637251972424|ERROR|aai|conductor.data.plugins.inventory_provider.aai: [-] No response from A&AI (cloud regions: all)
2022-07-25 23:31:26,989||139637251972424|INFO|extensions|conductor.data.plugins.inventory_provider.extensions: [-] Initializing inventory provider extension 'generator'
2022-07-25 23:31:26,994||139637251972424|INFO|extensions|conductor.data.plugins.vim_controller.extensions: [-] Loaded Vim controller extensions: ['multicloud']
2022-07-25 23:31:26,994||139637251972424|INFO|extensions|conductor.data.plugins.vim_controller.extensions: [-] Initializing Vim controller extension 'multicloud'
2022-07-25 23:31:26,994||139637251972424|INFO|multicloud|conductor.data.plugins.vim_controller.multicloud: [-] **** Initializing Multicloud Vim controller *****
2022-07-25 23:31:26,996||139637251972424|INFO|extensions|conductor.data.plugins.service_controller.extensions: [-] Loaded service controller extensions: ['sdnc']
2022-07-25 23:31:26,996||139637251972424|INFO|extensions|conductor.data.plugins.service_controller.extensions: [-] Initializing service controller extension 'sdnc'
E0726 00:19:38.165741683   14324 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:19:38,167||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658794778.165860953","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658794778.165857503","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658794778.165719038","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:19:38,183||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 104 exited with status 2
E0726 00:19:42.221395536   14332 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:19:42,225||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658794782.221560696","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658794782.221540958","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658794782.221333986","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:19:42,240||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 14326 exited with status 2
E0726 00:19:46.266210926   14351 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:19:46,267||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658794786.266287024","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658794786.266284651","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658794786.266193863","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:19:46,279||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 14345 exited with status 2
E0726 00:19:50.297286796   14359 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:19:50,299||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658794790.297487526","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658794790.297484891","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658794790.297269370","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:19:50,309||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 14353 exited with status 2
E0726 00:19:59.592235130   14385 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:19:59,593||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658794799.592325145","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658794799.592322190","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658794799.592214835","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:19:59,604||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 14371 exited with status 2
E0726 00:20:03.635092979   14403 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:20:03,637||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658794803.635194082","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658794803.635191359","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658794803.635074849","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:20:03,648||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 14392 exited with status 2
E0726 00:20:07.673643701   14411 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:20:07,675||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658794807.674180013","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658794807.674176994","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658794807.673624854","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:20:07,684||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 14405 exited with status 2
2022-07-26 00:20:50,719||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658794850.717514430","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658794850.717511298","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658794850.717426858","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Timeout while contacting DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:20:50,729||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 14413 exited with status 2
E0726 00:20:54.747837069   14477 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:20:54,750||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658794854.747924209","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658794854.747921624","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658794854.747814864","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:20:54,759||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 14471 exited with status 2
E0726 00:20:58.778059843   14485 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:20:58,780||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658794858.778158847","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658794858.778155393","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658794858.778033548","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:20:58,790||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 14479 exited with status 2
E0726 00:21:02.810106131   14503 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:21:02,812||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658794862.810186836","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658794862.810184286","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658794862.810088471","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:21:02,822||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 14487 exited with status 2
E0726 00:21:06.841108088   14511 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:21:06,843||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658794866.841189400","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658794866.841186573","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658794866.841089770","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:21:06,856||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 14505 exited with status 2
E0726 00:21:15.171652528   14537 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:21:15,173||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658794875.171749849","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658794875.171747327","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658794875.171617013","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:21:15,182||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 14513 exited with status 2
E0726 00:21:19.201139475   14545 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:21:19,203||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658794879.201237174","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658794879.201233484","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658794879.201118922","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:21:19,212||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 14539 exited with status 2
E0726 00:21:23.231055899   14563 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:21:23,233||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658794883.231164366","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658794883.231161777","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658794883.231033396","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:21:23,242||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 14547 exited with status 2
E0726 00:21:27.259976998   14571 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:21:27,262||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658794887.260302978","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658794887.260298697","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658794887.259950121","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:21:27,271||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 14565 exited with status 2
E0726 00:21:31.291538450   14579 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:21:31,293||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658794891.291627700","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658794891.291625110","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658794891.291521023","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:21:31,303||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 14573 exited with status 2
E0726 00:21:35.322092323   14597 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:21:35,324||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658794895.322195306","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658794895.322192165","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658794895.322071603","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:21:35,334||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 14591 exited with status 2
E0726 00:21:39.353965800   14605 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:21:39,356||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658794899.354115683","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658794899.354111620","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658794899.353936965","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:21:39,367||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 14599 exited with status 2
E0726 00:21:43.387199725   14623 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:21:43,389||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658794903.387420694","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658794903.387417109","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658794903.387178079","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:21:43,399||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 14607 exited with status 2
E0726 00:21:47.417859239   14631 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:21:47,420||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658794907.417955590","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658794907.417952031","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658794907.417838704","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:21:47,428||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 14625 exited with status 2
E0726 00:21:51.446776211   14640 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:21:51,448||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658794911.446877266","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658794911.446873904","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658794911.446755651","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:21:51,458||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 14633 exited with status 2
E0726 00:21:55.480013618   14657 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:21:55,482||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658794915.480128131","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658794915.480124588","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658794915.479988758","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:21:55,493||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 14651 exited with status 2
E0726 00:22:09.513417842   14665 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:22:09,515||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658794929.513561249","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658794929.513514557","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658794929.513393172","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Timeout while contacting DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:22:09,524||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 14659 exited with status 2
E0726 00:22:13.543469826   14693 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:22:13,545||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658794933.543558581","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658794933.543556197","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658794933.543452570","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:22:13,555||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 14677 exited with status 2
E0726 00:22:17.573204396   14701 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:22:17,575||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658794937.573282211","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658794937.573279521","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658794937.573186589","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:22:17,583||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 14695 exited with status 2
E0726 00:22:21.629532398   14709 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:22:21,631||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658794941.629609809","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658794941.629607161","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658794941.629515699","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:22:21,641||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 14703 exited with status 2
E0726 00:22:25.661980498   14727 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:22:25,664||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658794945.662086606","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658794945.662083975","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658794945.661957119","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:22:25,674||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 14721 exited with status 2
E0726 00:22:29.691936166   14735 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:22:29,694||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658794949.692017988","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658794949.692015587","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658794949.691918700","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:22:29,708||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 14729 exited with status 2
E0726 00:22:33.727613610   14753 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:22:33,730||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658794953.727694060","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658794953.727691548","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658794953.727596015","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:22:33,739||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 14747 exited with status 2
E0726 00:22:37.759597144   14761 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:22:37,762||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658794957.759689849","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658794957.759686794","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658794957.759576399","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:22:37,779||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 14755 exited with status 2
E0726 00:22:41.802006541   14769 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:22:41,804||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658794961.802092481","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658794961.802089681","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658794961.801985274","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:22:41,815||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 14763 exited with status 2
E0726 00:22:49.555515543   14808 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:22:49,557||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658794969.555610438","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658794969.555607093","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658794969.555494954","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:22:49,571||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 14781 exited with status 2
E0726 00:22:53.593004876   14826 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:22:53,595||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658794973.593098019","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658794973.593094768","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658794973.592984259","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:22:53,606||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 14810 exited with status 2
E0726 00:22:57.628568435   14834 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:22:57,630||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658794977.628655948","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658794977.628653060","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658794977.628533966","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:22:57,639||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 14828 exited with status 2
E0726 00:23:01.657463205   14842 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:23:01,659||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658794981.657544877","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658794981.657542505","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658794981.657445435","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:23:01,670||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 14836 exited with status 2
E0726 00:23:05.688550602   14860 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:23:05,690||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658794985.688679939","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658794985.688676732","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658794985.688530057","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:23:05,700||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 14854 exited with status 2
E0726 00:23:09.717965986   14868 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:23:09,719||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658794989.718043719","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658794989.718041266","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658794989.717948371","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:23:09,737||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 14862 exited with status 2
E0726 00:23:13.757455218   14887 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:23:13,759||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658794993.757547496","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658794993.757544494","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658794993.757437004","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:23:13,769||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 14880 exited with status 2
E0726 00:23:36.789923732   14894 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:23:36,792||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658795016.790008046","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658795016.790005462","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658795016.789902901","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Timeout while contacting DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:23:36,802||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 14888 exited with status 2
E0726 00:23:40.821660514   14923 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:23:40,823||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658795020.821795804","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658795020.821793196","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658795020.821642688","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:23:40,832||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 14916 exited with status 2
E0726 00:23:44.850322285   14940 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:23:44,852||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658795024.850426459","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658795024.850422955","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658795024.850303265","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:23:44,861||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 14934 exited with status 2
E0726 00:23:48.911156443   14948 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:23:48,913||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658795028.911259381","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658795028.911256501","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658795028.911138835","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:23:48,924||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 14942 exited with status 2
E0726 00:23:52.944615687   14966 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:23:52,946||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658795032.944722383","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658795032.944719360","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658795032.944594108","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:23:52,955||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 14950 exited with status 2
E0726 00:23:56.977988883   14975 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:23:56,980||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658795036.978091230","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658795036.978088603","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658795036.977970333","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:23:56,991||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 14968 exited with status 2
E0726 00:24:01.011435597   14982 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:24:01,013||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658795041.011549097","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658795041.011546141","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658795041.011412146","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:24:01,022||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 14976 exited with status 2
E0726 00:24:05.040726561   15000 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:24:05,042||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658795045.040821364","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658795045.040818229","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658795045.040705629","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:24:05,052||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 14994 exited with status 2
E0726 00:24:09.071041102   15008 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:24:09,073||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658795049.071139062","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658795049.071136409","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658795049.071023459","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:24:09,082||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 15002 exited with status 2
E0726 00:24:13.106442311   15026 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:24:13,108||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658795053.106537958","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658795053.106533429","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658795053.106424055","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:24:13,118||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 15010 exited with status 2
E0726 00:24:17.138978500   15034 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:24:17,141||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658795057.139065037","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658795057.139062506","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658795057.138958235","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:24:17,152||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 15028 exited with status 2
E0726 00:24:21.170412208   15042 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:24:21,172||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658795061.170501878","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658795061.170498800","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658795061.170391578","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:24:21,184||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 15036 exited with status 2
E0726 00:24:25.204620600   15060 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:24:25,206||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658795065.204704427","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658795065.204701945","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658795065.204602519","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:24:25,215||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 15054 exited with status 2
E0726 00:24:29.236582726   15068 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:24:29,239||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658795069.236668974","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658795069.236665826","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658795069.236562185","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:24:29,247||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 15062 exited with status 2
E0726 00:24:33.266527518   15086 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:24:33,268||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658795073.266623346","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658795073.266620274","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658795073.266506981","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:24:33,277||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 15070 exited with status 2
E0726 00:24:37.298269913   15094 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:24:37,300||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658795077.298347861","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658795077.298345226","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658795077.298252616","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:24:37,309||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 15088 exited with status 2
E0726 00:24:41.328212016   15102 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:24:41,330||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658795081.328343403","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658795081.328338903","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658795081.328184828","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:24:41,339||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 15096 exited with status 2
E0726 00:24:45.358410507   15120 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:24:45,360||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658795085.358496032","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658795085.358493538","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658795085.358383322","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:24:45,370||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 15114 exited with status 2
E0726 00:24:49.394756115   15128 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:24:49,398||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658795089.394836544","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658795089.394834172","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658795089.394738832","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:24:49,407||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 15122 exited with status 2
E0726 00:24:53.426734862   15146 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:24:53,429||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658795093.426826134","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658795093.426823537","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658795093.426717545","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:24:53,439||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 15130 exited with status 2
E0726 00:24:57.464531716   15154 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:24:57,466||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658795097.464661492","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658795097.464656901","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658795097.464510756","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:24:57,477||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 15148 exited with status 2
E0726 00:25:01.497855266   15162 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:25:01,500||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658795101.498158203","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658795101.498154813","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658795101.497822804","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:25:01,509||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 15156 exited with status 2
E0726 00:25:05.530810920   15180 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:25:05,533||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658795105.530899055","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658795105.530895338","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658795105.530792693","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:25:05,543||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 15174 exited with status 2
E0726 00:25:09.565436843   15188 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:25:09,567||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658795109.565542721","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658795109.565539366","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658795109.565414210","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:25:09,577||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 15182 exited with status 2
E0726 00:25:23.597367614   15207 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:25:23,599||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658795123.597449529","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658795123.597446930","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658795123.597333076","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Timeout while contacting DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:25:23,607||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 15190 exited with status 2
E0726 00:25:27.626295051   15225 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:25:27,628||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658795127.626390091","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658795127.626387011","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658795127.626274962","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:25:27,638||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 15219 exited with status 2
E0726 00:25:37.541892985   15258 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:25:37,543||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658795137.541999088","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658795137.541995865","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658795137.541872231","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:25:37,553||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 15227 exited with status 2
E0726 00:25:41.574281622   15266 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:25:41,576||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658795141.574375072","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658795141.574371998","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658795141.574249440","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:25:41,586||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 15260 exited with status 2
E0726 00:25:45.609845158   15285 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:25:45,612||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658795145.609955174","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658795145.609952050","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658795145.609823713","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:25:45,646||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 15279 exited with status 2
E0726 00:25:49.788530394   15293 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:25:49,791||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658795149.788631754","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658795149.788628587","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658795149.788507627","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:25:49,802||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 15287 exited with status 2
E0726 00:25:53.822052366   15311 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:25:53,824||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658795153.822149629","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658795153.822147029","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658795153.822021949","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:25:53,834||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 15305 exited with status 2
E0726 00:25:57.859200633   15319 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:25:57,861||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658795157.859290119","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658795157.859286813","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658795157.859179736","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:25:57,873||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 15313 exited with status 2
E0726 00:26:01.894136386   15338 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:26:01,896||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658795161.894217571","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658795161.894214965","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658795161.894118183","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:26:01,905||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 15321 exited with status 2
E0726 00:26:05.923402166   15345 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:26:05,925||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658795165.923496712","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658795165.923493327","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658795165.923381166","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:26:05,935||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 15339 exited with status 2
E0726 00:26:09.953380390   15353 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:26:09,955||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658795169.953489259","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658795169.953486412","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658795169.953356480","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:26:09,964||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 15347 exited with status 2
E0726 00:26:17.989001579   15371 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:26:17,990||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658795177.989084994","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658795177.989082300","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658795177.988961900","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Timeout while contacting DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:26:18,000||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 15365 exited with status 2
E0726 00:26:22.020087057   15390 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:26:22,022||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658795182.020193518","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658795182.020190938","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658795182.020070301","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:26:22,032||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 15373 exited with status 2
E0726 00:26:26.049909239   15397 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:26:26,051||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658795186.050006355","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658795186.050003874","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658795186.049891124","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:26:26,067||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 15391 exited with status 2
E0726 00:26:30.088404753   15405 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:26:30,090||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658795190.088487735","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658795190.088485308","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658795190.088381918","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:26:30,100||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 15399 exited with status 2
E0726 00:26:34.121840606   15423 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:26:34,123||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658795194.121935207","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658795194.121931818","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658795194.121815900","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:26:34,133||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 15417 exited with status 2
E0726 00:26:38.151625587   15431 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:26:38,154||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658795198.151903019","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658795198.151899709","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658795198.151588622","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:26:38,165||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 15425 exited with status 2
E0726 00:26:42.189888304   15439 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:26:42,197||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658795202.190027299","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658795202.190024575","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658795202.189867771","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:26:42,213||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 15433 exited with status 2
E0726 00:26:46.234310514   15457 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:26:46,236||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658795206.234398202","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658795206.234395657","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658795206.234279481","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:26:46,246||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 15451 exited with status 2
E0726 00:26:50.269935347   15465 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:26:50,272||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658795210.270050922","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658795210.270046843","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658795210.269897446","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:26:50,283||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 15459 exited with status 2
E0726 00:26:54.306346648   15483 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:26:54,308||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658795214.306438883","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658795214.306435611","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658795214.306319440","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:26:54,317||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 15477 exited with status 2
E0726 00:26:58.337089992   15491 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:26:58,339||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658795218.337229052","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658795218.337215856","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658795218.337052047","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:26:58,348||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 15485 exited with status 2
2022-07-26 00:27:41,373||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658795261.369816912","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658795261.369814143","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658795261.369753737","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Timeout while contacting DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:27:41,383||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 15493 exited with status 2
E0726 00:27:45.406102601   15557 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:27:45,408||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658795265.406193628","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658795265.406190883","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658795265.406084401","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:27:45,419||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 15551 exited with status 2
E0726 00:27:49.440288171   15565 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:27:49,442||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658795269.440370460","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658795269.440367956","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658795269.440270285","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:27:49,450||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 15559 exited with status 2
E0726 00:27:53.478292256   15583 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:27:53,480||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658795273.478396740","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658795273.478394286","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658795273.478273766","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:27:53,489||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 15567 exited with status 2
E0726 00:27:57.511983878   15591 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:27:57,514||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658795277.512088942","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658795277.512086579","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658795277.511966515","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:27:57,526||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 15585 exited with status 2
E0726 00:28:01.543696237   15599 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:28:01,545||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658795281.543774452","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658795281.543771967","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658795281.543678949","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:28:01,556||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 15593 exited with status 2
E0726 00:28:05.577991661   15617 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:28:05,579||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658795285.578084587","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658795285.578082009","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658795285.577974064","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:28:05,590||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 15611 exited with status 2
E0726 00:28:09.609056004   15625 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:28:09,610||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658795289.609145527","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658795289.609142918","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658795289.609038888","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:28:09,641||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 15619 exited with status 2
E0726 00:28:13.660850880   15643 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:28:13,663||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658795293.660959366","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658795293.660956079","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658795293.660829326","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:28:13,672||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 15632 exited with status 2
E0726 00:28:17.691171916   15651 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:28:17,693||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658795297.691275276","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658795297.691272096","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658795297.691151016","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:28:17,702||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 15645 exited with status 2
E0726 00:28:21.730269220   15659 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:28:21,732||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658795301.730350207","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658795301.730347506","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658795301.730250830","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:28:21,741||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 15653 exited with status 2
E0726 00:28:25.767169034   15677 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:28:25,769||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658795305.767266539","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658795305.767263712","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658795305.767146695","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:28:25,778||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 15671 exited with status 2
E0726 00:28:29.797945814   15685 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:28:29,800||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658795309.798040235","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658795309.798037719","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658795309.797928011","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:28:29,811||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 15679 exited with status 2
E0726 00:28:33.832126881   15704 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:28:33,834||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658795313.832219334","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658795313.832216636","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658795313.832104602","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:28:33,844||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 15698 exited with status 2
E0726 00:28:37.863500483   15712 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:28:37,865||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658795317.863593186","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658795317.863589847","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658795317.863479976","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:28:37,875||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 15706 exited with status 2
E0726 00:28:41.894199301   15720 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:28:41,896||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658795321.894277540","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658795321.894274883","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658795321.894181371","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:28:41,908||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 15714 exited with status 2
E0726 00:28:45.929104335   15738 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:28:45,930||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658795325.929189653","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658795325.929186663","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658795325.929084993","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:28:45,944||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 15732 exited with status 2
E0726 00:28:49.962795820   15747 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:28:49,965||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658795329.962886025","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658795329.962883005","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658795329.962775860","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:28:49,982||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 15740 exited with status 2
E0726 00:28:54.002151685   15764 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:28:54,004||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658795334.002230800","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658795334.002227977","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658795334.002133830","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:28:54,013||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 15758 exited with status 2
E0726 00:28:58.033804540   15772 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:28:58,041||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658795338.033886060","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658795338.033883125","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658795338.033787694","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:28:58,085||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 15766 exited with status 2
E0726 00:29:02.105325926   15780 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:29:02,107||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658795342.105421292","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658795342.105418582","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658795342.105309061","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:29:02,115||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 15774 exited with status 2
E0726 00:29:06.134020851   15798 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:29:06,136||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658795346.134142894","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658795346.134138981","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658795346.133999508","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:29:06,145||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 15792 exited with status 2
E0726 00:29:10.164532048   15806 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:29:10,166||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658795350.164607695","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658795350.164604818","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658795350.164514351","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:29:10,176||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 15800 exited with status 2
E0726 00:29:14.197211822   15824 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:29:14,200||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658795354.197305112","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658795354.197302107","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658795354.197191698","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:29:14,209||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 15818 exited with status 2
E0726 00:29:18.227941687   15832 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:29:18,243||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658795358.228078609","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658795358.228074500","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658795358.227920952","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:29:18,256||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 15826 exited with status 2
E0726 00:29:22.276193219   15840 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:29:22,278||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658795362.276278857","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658795362.276276267","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658795362.276175417","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:29:22,288||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 15834 exited with status 2
E0726 00:29:26.308732647   15858 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:29:26,310||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658795366.308823086","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658795366.308820482","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658795366.308715076","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:29:26,321||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 15852 exited with status 2
E0726 00:29:30.342278061   15866 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:29:30,344||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658795370.342394627","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658795370.342390846","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658795370.342261072","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:29:30,354||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 15860 exited with status 2
E0726 00:29:34.375016488   15885 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:29:34,376||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658795374.375134815","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658795374.375130446","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658795374.374988685","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:29:34,386||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 15878 exited with status 2
E0726 00:29:38.405120988   15892 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:29:38,406||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658795378.405201446","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658795378.405198838","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658795378.405103370","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:29:38,416||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 15886 exited with status 2
E0726 00:29:42.434005015   15900 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:29:42,437||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658795382.434130228","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658795382.434126208","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658795382.433977865","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:29:42,454||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 15894 exited with status 2
E0726 00:29:46.474098772   15918 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:29:46,476||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658795386.474194155","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658795386.474191474","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658795386.474080657","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:29:46,485||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 15912 exited with status 2
E0726 00:29:50.505049459   15926 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:29:50,507||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658795390.505153725","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658795390.505150979","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658795390.505028999","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:29:50,517||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 15920 exited with status 2
E0726 00:29:54.538242101   15944 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:29:54,540||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658795394.538330424","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658795394.538327479","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658795394.538221901","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:29:54,549||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 15938 exited with status 2
E0726 00:29:58.570076769   15952 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:29:58,572||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658795398.570161344","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658795398.570158621","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658795398.570059089","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:29:58,580||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 15946 exited with status 2
E0726 00:30:02.601567584   15960 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:30:02,603||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658795402.601872410","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658795402.601868200","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658795402.601549314","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:30:02,612||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 15954 exited with status 2
E0726 00:30:06.631509546   15978 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:30:06,633||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658795406.631711523","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658795406.631708516","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658795406.631481440","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:30:06,642||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 15972 exited with status 2
E0726 00:30:10.661911617   15987 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:30:10,663||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658795410.661989925","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658795410.661986917","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658795410.661893413","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:30:10,672||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 15980 exited with status 2
E0726 00:30:14.691414694   16005 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:30:14,700||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658795414.691518357","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658795414.691515132","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658795414.691394159","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:30:14,709||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 15999 exited with status 2
E0726 00:30:18.727513882   16013 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:30:18,729||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658795418.727616481","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658795418.727613186","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658795418.727494176","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:30:18,738||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 16007 exited with status 2
E0726 00:30:22.758939433   16031 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:30:22,765||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658795422.759020283","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658795422.759017886","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658795422.758921162","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:30:22,773||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 16015 exited with status 2
E0726 00:30:26.793840591   16039 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:30:26,795||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658795426.793921521","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658795426.793918786","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658795426.793823061","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:30:26,807||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 16033 exited with status 2
E0726 00:30:30.829519670   16047 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:30:30,831||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658795430.829612576","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658795430.829609393","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658795430.829498273","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:30:30,841||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 16041 exited with status 2
E0726 00:30:34.860537872   16065 ev_epollex_linux.cc:515]    Error shutting down fd 21. errno: 9
2022-07-26 00:30:34,863||139637177756448|ERROR|_utils|cotyledon._utils: [-] Unhandled exception
Traceback (most recent call last):
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 60, in get_client
    return etcd3.client(host=self.host, port=self.port,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 1178, in client
    return Etcd3Client(host=host,
  File "/usr/local/lib/python3.9/site-packages/etcd3/client.py", line 148, in __init__
    resp = self.auth_stub.Authenticate(auth_request, self.timeout)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 946, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/usr/local/lib/python3.9/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "DNS resolution failed for service: oof-has-etcd.onap:2379"
	debug_error_string = "{"created":"@1658795434.860622141","description":"Resolver transient failure","file":"src/core/ext/filters/client_channel/client_channel.cc","file_line":1324,"referenced_errors":[{"created":"@1658795434.860619543","description":"DNS resolution failed for service: oof-has-etcd.onap:2379","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/dns_resolver_ares.cc","file_line":359,"grpc_status":14,"referenced_errors":[{"created":"@1658795434.860520125","description":"C-ares status is not ARES_SUCCESS qtype=A name=oof-has-etcd.onap is_balancer=0: Could not contact DNS servers","file":"src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.cc","file_line":698}]}]}"
>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_utils.py", line 95, in exit_on_exception
    yield
  File "/usr/local/lib/python3.9/site-packages/cotyledon/_service.py", line 139, in _run
    self.run()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 477, in run
    fut.result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 440, in result
    return self.__get_result()
  File "/usr/local/lib/python3.9/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/usr/local/lib/python3.9/site-packages/futurist/_utils.py", line 49, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 334, in __check_for_messages
    self._do()
  File "/opt/has/conductor/conductor/common/music/messaging/component.py", line 341, in _do
    msgs = self.RPC.query.all()
  File "/opt/has/conductor/conductor/common/music/model/search.py", line 80, in all
    rows = db_backend.DB_API.row_read(**kwargs)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 130, in row_read
    schema = self.get_value(f'{keyspace}/{table}')
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 75, in get_value
    raw_value = self.get_raw_value(key)
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 72, in get_raw_value
    return self.get_client().get(key)[0]
  File "/opt/has/conductor/conductor/common/etcd/api.py", line 69, in get_client
    raise EtcdClientException("Failed to establish connection with ETCD. GRPC {}".format(rpc_error.code()))
conductor.common.etcd.utils.EtcdClientException: Failed to establish connection with ETCD. GRPC StatusCode.UNAVAILABLE
2022-07-26 00:30:34,874||139637179878176|INFO|_service_manager|cotyledon._service_manager: [-] Child 16059 exited with status 2