---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-4185 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 nrip_save 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  8.4G   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         595       13258           0        2185       15127
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:c3:63:65 brd ff:ff:ff:ff:ff:ff
    inet 10.30.106.142/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86262sec preferred_lft 86262sec
    inet6 fe80::f816:3eff:fec3:6365/64 scope link 
       valid_lft forever preferred_lft forever

---> sar -b -r -n DEV:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4185) 	08/05/26 	_x86_64_	(4 CPU)

03:21:52     LINUX RESTART	(4 CPU)

03:22:01          tps      rtps      wtps   bread/s   bwrtn/s
03:23:01       372.04     53.82    318.23   3596.27  66811.06
03:24:01       148.04     19.63    128.41    530.18  17230.73
Average:       260.05     36.72    223.33   2063.35  42022.96

03:22:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
03:23:01     13806032  15498368   2618928     15.94     66568   1822176    852692      4.88    724596   1670908    276288
03:24:01     13586188  15497760   2838772     17.28     79304   2016884    843952      4.83    770648   1822176     25928
Average:     13696110  15498064   2728850     16.61     72936   1919530    848322      4.85    747622   1746542    151108

03:22:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
03:23:01         ens3    419.64    269.41   1996.04     76.88      0.00      0.00      0.00      0.00
03:23:01           lo      1.27      1.27      0.15      0.15      0.00      0.00      0.00      0.00
03:24:01         ens3    165.79    134.18   1112.36     31.12      0.00      0.00      0.00      0.00
03:24:01           lo      1.00      1.00      0.10      0.10      0.00      0.00      0.00      0.00
Average:         ens3    292.73    201.80   1554.23     54.00      0.00      0.00      0.00      0.00
Average:           lo      1.13      1.13      0.13      0.13      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4185) 	08/05/26 	_x86_64_	(4 CPU)

03:21:52     LINUX RESTART	(4 CPU)

03:22:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
03:23:01        all     23.13      0.00      1.97      3.56      0.05     71.28
03:23:01          0     33.46      0.00      3.20      6.16      0.10     57.09
03:23:01          1     10.91      0.00      1.72      3.96      0.02     83.39
03:23:01          2     28.37      0.00      1.71      3.43      0.05     66.45
03:23:01          3     19.83      0.00      1.20      0.70      0.05     78.22
03:24:01        all     28.29      0.00      2.16      0.79      0.07     68.70
03:24:01          0     15.44      0.00      2.15      2.10      0.07     80.23
03:24:01          1     23.06      0.00      1.73      0.25      0.05     74.91
03:24:01          2     29.64      0.00      2.44      0.33      0.08     67.50
03:24:01          3     45.14      0.00      2.36      0.43      0.05     52.02
Average:        all     25.71      0.00      2.07      2.17      0.06     69.99
Average:          0     24.40      0.00      2.67      4.12      0.08     68.72
Average:          1     16.99      0.00      1.73      2.10      0.03     79.14
Average:          2     29.01      0.00      2.07      1.88      0.07     66.97
Average:          3     32.48      0.00      1.78      0.57      0.05     65.12