---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-6669 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:             2800.000
BogoMIPS:            5600.00
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  676K  1.6G   1% /run
/dev/vda1        78G  8.7G   69G  12% /
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         607       12817           0        2615       15103
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:1d:42:87 brd ff:ff:ff:ff:ff:ff
    inet 10.30.106.188/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86212sec preferred_lft 86212sec
    inet6 fe80::f816:3eff:fe1d:4287/64 scope link 
       valid_lft forever preferred_lft forever

---> sar -b -r -n DEV:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-6669) 	10/30/26 	_x86_64_	(4 CPU)

20:53:30     LINUX RESTART	(4 CPU)

20:54:02          tps      rtps      wtps   bread/s   bwrtn/s
20:55:01       158.01     29.08    128.93   1717.95  41455.75
20:56:01       158.01     30.51    127.50   2056.86  19211.86
Average:       158.01     29.80    128.21   1888.83  30240.36

20:54:02    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
20:55:01     13630452  15465800   2794516     17.01     71556   1954112    897148      5.13    757480   1802296    239792
20:56:01     13149732  15485400   3275236     19.94     97544   2409624    832744      4.77    904480   2097228    138504
Average:     13390092  15475600   3034876     18.48     84550   2181868    864946      4.95    830980   1949762    189148

20:54:02        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
20:55:01           lo      0.95      0.95      0.11      0.11      0.00      0.00      0.00      0.00
20:55:01         ens3    143.11     97.25   1809.39     17.91      0.00      0.00      0.00      0.00
20:56:01           lo      3.47      3.47      0.75      0.75      0.00      0.00      0.00      0.00
20:56:01         ens3    445.53    321.83   2741.24     90.82      0.00      0.00      0.00      0.00
Average:           lo      2.22      2.22      0.43      0.43      0.00      0.00      0.00      0.00
Average:         ens3    295.59    210.49   2279.23     54.67      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-6669) 	10/30/26 	_x86_64_	(4 CPU)

20:53:30     LINUX RESTART	(4 CPU)

20:54:02        CPU     %user     %nice   %system   %iowait    %steal     %idle
20:55:01        all     20.98      0.00      1.56      2.96      0.01     74.50
20:55:01          0     15.22      0.00      1.15      3.21      0.00     80.41
20:55:01          1     22.19      0.00      1.87      5.10      0.02     70.83
20:55:01          2     13.13      0.00      1.36      1.07      0.02     84.42
20:55:01          3     33.33      0.00      1.85      2.47      0.02     62.33
20:56:01        all     44.72      0.00      3.01      0.91      0.03     51.33
20:56:01          0     42.61      0.00      2.62      1.45      0.02     53.29
20:56:01          1     37.82      0.00      2.67      0.61      0.02     58.88
20:56:01          2     53.54      0.00      3.58      0.92      0.03     41.93
20:56:01          3     44.88      0.00      3.20      0.63      0.03     51.25
Average:        all     32.94      0.00      2.29      1.93      0.02     62.83
Average:          0     29.02      0.00      1.89      2.32      0.01     66.75
Average:          1     30.05      0.00      2.27      2.84      0.02     64.82
Average:          2     33.51      0.00      2.48      0.99      0.03     62.99
Average:          3     39.15      0.00      2.53      1.55      0.03     56.74