---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-6401 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  8.5G   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       13165           0        2279       15125
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:8a:bf:b2 brd ff:ff:ff:ff:ff:ff
    inet 10.30.106.103/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86244sec preferred_lft 86244sec
    inet6 fe80::f816:3eff:fe8a:bfb2/64 scope link 
       valid_lft forever preferred_lft forever

---> sar -b -r -n DEV:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-6401) 	07/07/26 	_x86_64_	(4 CPU)

20:20:53     LINUX RESTART	(4 CPU)

20:21:01          tps      rtps      wtps   bread/s   bwrtn/s
20:22:01       347.04     53.97    293.07   3620.60  18659.16
20:23:01       125.66     13.76    111.90    712.41  20863.99
Average:       236.35     33.87    202.48   2166.51  19761.57

20:21:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
20:22:01     13880936  15528004   2544032     15.49     62852   1783952    816048      4.67    689120   1638516    172288
20:23:01     13478772  15481576   2946196     17.94     81784   2103384    846604      4.85    782092   1914000    111296
Average:     13679854  15504790   2745114     16.71     72318   1943668    831326      4.76    735606   1776258    141792

20:21:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
20:22:01         ens3    438.38    300.68   2458.43     77.17      0.00      0.00      0.00      0.00
20:22:01           lo      1.47      1.47      0.17      0.17      0.00      0.00      0.00      0.00
20:23:01         ens3     98.42     68.87    907.70     13.54      0.00      0.00      0.00      0.00
20:23:01           lo      1.20      1.20      0.13      0.13      0.00      0.00      0.00      0.00
Average:         ens3    268.40    184.78   1683.06     45.36      0.00      0.00      0.00      0.00
Average:           lo      1.33      1.33      0.15      0.15      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-6401) 	07/07/26 	_x86_64_	(4 CPU)

20:20:53     LINUX RESTART	(4 CPU)

20:21:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
20:22:01        all     19.69      0.00      2.10      2.68      0.06     75.47
20:22:01          0     27.44      0.00      2.79      1.04      0.07     68.66
20:22:01          1     12.71      0.00      1.34      1.25      0.03     84.67
20:22:01          2     15.14      0.00      2.75      7.62      0.05     74.44
20:22:01          3     23.46      0.00      1.49      0.84      0.07     74.15
20:23:01        all     17.94      0.00      1.62      1.09      0.05     79.30
20:23:01          0     22.33      0.00      1.65      0.23      0.05     75.73
20:23:01          1      2.65      0.00      0.87      0.02      0.03     96.43
20:23:01          2     11.50      0.00      1.96      3.57      0.05     82.92
20:23:01          3     35.29      0.00      2.06      0.55      0.07     62.03
Average:        all     18.81      0.00      1.86      1.89      0.05     77.39
Average:          0     24.89      0.00      2.22      0.63      0.06     72.20
Average:          1      7.68      0.00      1.10      0.63      0.03     90.55
Average:          2     13.32      0.00      2.36      5.59      0.05     78.69
Average:          3     29.38      0.00      1.77      0.69      0.07     68.09