---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-4489 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 UTC 2022 x86_64 x86_64 x86_64 GNU/Linux

---> lscpu:
Architecture:        x86_64
CPU op-mode(s):      32-bit, 64-bit
Byte Order:          Little Endian
CPU(s):              4
On-line CPU(s) list: 0-3
Thread(s) per core:  1
Core(s) per socket:  1
Socket(s):           4
NUMA node(s):        1
Vendor ID:           AuthenticAMD
CPU family:          23
Model:               49
Model name:          AMD EPYC-Rome Processor
Stepping:            0
CPU MHz:             2799.998
BogoMIPS:            5599.99
Virtualization:      AMD-V
Hypervisor vendor:   KVM
Virtualization type: full
L1d cache:           32K
L1i cache:           32K
L2 cache:            512K
L3 cache:            16384K
NUMA node0 CPU(s):   0-3
Flags:               fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl xtopology cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 xsaves clzero xsaveerptr arat npt lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif umip rdpid arch_capabilities

---> nproc:
4

---> df -h:
Filesystem      Size  Used Avail Use% Mounted on
udev            7.9G     0  7.9G   0% /dev
tmpfs           1.6G  672K  1.6G   1% /run
/dev/vda1        78G  8.4G   69G  11% /
tmpfs           7.9G     0  7.9G   0% /dev/shm
tmpfs           5.0M     0  5.0M   0% /run/lock
tmpfs           7.9G     0  7.9G   0% /sys/fs/cgroup
/dev/vda15      105M  4.4M  100M   5% /boot/efi
tmpfs           1.6G     0  1.6G   0% /run/user/1001

---> free -m:
              total        used        free      shared  buff/cache   available
Mem:          16040         560       13279           0        2200       15162
Swap:          1023           0        1023

---> ip addr:
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000
    link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
    inet 127.0.0.1/8 scope host lo
       valid_lft forever preferred_lft forever
    inet6 ::1/128 scope host 
       valid_lft forever preferred_lft forever
2: ens3: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1458 qdisc mq state UP group default qlen 1000
    link/ether fa:16:3e:52:08:ba brd ff:ff:ff:ff:ff:ff
    inet 10.30.106.15/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86257sec preferred_lft 86257sec
    inet6 fe80::f816:3eff:fe52:8ba/64 scope link 
       valid_lft forever preferred_lft forever

---> sar -b -r -n DEV:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4489) 	10/23/26 	_x86_64_	(4 CPU)

08:51:55     LINUX RESTART	(4 CPU)

08:52:01          tps      rtps      wtps   bread/s   bwrtn/s
08:53:02       333.63     66.17    267.46   4324.48 101624.26
08:54:01       110.10      1.24    108.86    139.64  12840.94
Average:       222.80     33.98    188.83   2249.64  57605.58

08:52:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
08:53:02     14111396  15578384   2313572     14.09     49084   1624320    750408      4.29    657920   1453472     92524
08:54:01     13647828  15567264   2777140     16.91     79340   2023656    724972      4.15    687536   1839084    228748
Average:     13879612  15572824   2545356     15.50     64212   1823988    737690      4.22    672728   1646278    160636

08:52:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
08:53:02           lo      1.33      1.33      0.14      0.14      0.00      0.00      0.00      0.00
08:53:02         ens3    365.39    276.74   1696.12     77.75      0.00      0.00      0.00      0.00
08:54:01           lo      1.15      1.15      0.13      0.13      0.00      0.00      0.00      0.00
08:54:01         ens3     99.44     69.89   1486.35     10.74      0.00      0.00      0.00      0.00
Average:           lo      1.24      1.24      0.14      0.14      0.00      0.00      0.00      0.00
Average:         ens3    233.53    174.18   1592.12     44.53      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4489) 	10/23/26 	_x86_64_	(4 CPU)

08:51:55     LINUX RESTART	(4 CPU)

08:52:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
08:53:02        all     19.38      0.00      2.47     11.20      0.02     66.93
08:53:02          0     21.14      0.00      2.74      1.55      0.00     74.57
08:53:02          1     18.69      0.00      2.23      7.39      0.03     71.66
08:53:02          2     20.45      0.00      2.96     18.55      0.02     58.02
08:53:02          3     17.24      0.00      1.97     17.32      0.03     63.43
08:54:01        all     20.28      0.00      1.48      1.66      0.02     76.57
08:54:01          0     18.76      0.00      1.60      1.31      0.03     78.30
08:54:01          1     49.52      0.00      2.96      1.04      0.02     46.47
08:54:01          2      8.89      0.00      0.56      0.02      0.02     90.51
08:54:01          3      3.92      0.00      0.83      4.25      0.02     90.98
Average:        all     19.83      0.00      1.98      6.46      0.02     71.71
Average:          0     19.96      0.00      2.17      1.43      0.02     76.42
Average:          1     33.99      0.00      2.59      4.24      0.03     59.15
Average:          2     14.71      0.00      1.77      9.34      0.02     74.17
Average:          3     10.64      0.00      1.41     10.84      0.03     77.09