---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-6326 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  8.3G   70G  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       13391           0        2053       15131
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:97:59:d8 brd ff:ff:ff:ff:ff:ff
    inet 10.30.106.121/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86252sec preferred_lft 86252sec
    inet6 fe80::f816:3eff:fe97:59d8/64 scope link 
       valid_lft forever preferred_lft forever

---> sar -b -r -n DEV:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-6326) 	02/09/26 	_x86_64_	(4 CPU)

03:21:48     LINUX RESTART	(4 CPU)

03:22:01          tps      rtps      wtps   bread/s   bwrtn/s
03:23:01       381.65     72.92    308.73   3885.35  45994.20
03:24:01       148.53     19.48    129.06    511.96  14090.90
Average:       265.08     46.20    218.89   2198.52  30041.22

03:22:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
03:23:01     13945708  15520960   2479260     15.09     64208   1712412    871392      4.99    697552   1570248    182268
03:24:01     13706408  15488200   2718560     16.55     79408   1890660    831276      4.76    775908   1705776     28648
Average:     13826058  15504580   2598910     15.82     71808   1801536    851334      4.87    736730   1638012    105458

03:22:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
03:23:01         ens3    380.37    255.04   1821.47     75.25      0.00      0.00      0.00      0.00
03:23:01           lo      2.27      2.27      0.25      0.25      0.00      0.00      0.00      0.00
03:24:01         ens3    140.40    115.06    749.60     30.77      0.00      0.00      0.00      0.00
03:24:01           lo      1.00      1.00      0.11      0.11      0.00      0.00      0.00      0.00
Average:         ens3    260.38    185.05   1285.49     53.00      0.00      0.00      0.00      0.00
Average:           lo      1.63      1.63      0.18      0.18      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-6326) 	02/09/26 	_x86_64_	(4 CPU)

03:21:48     LINUX RESTART	(4 CPU)

03:22:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
03:23:01        all     22.00      0.00      2.48      6.19      0.06     69.26
03:23:01          0     37.62      0.00      4.27      6.29      0.08     51.74
03:23:01          1     30.17      0.00      2.35      4.88      0.05     62.54
03:23:01          2      9.57      0.00      1.89     12.77      0.07     75.70
03:23:01          3     10.58      0.00      1.44      0.85      0.05     87.07
03:24:01        all     27.85      0.00      2.04      0.86      0.08     69.17
03:24:01          0     49.15      0.00      2.37      0.58      0.12     47.78
03:24:01          1     33.44      0.00      2.10      0.33      0.07     64.06
03:24:01          2     14.70      0.00      1.78      1.23      0.05     82.23
03:24:01          3     14.10      0.00      1.88      1.27      0.05     82.70
Average:        all     24.93      0.00      2.26      3.52      0.07     69.22
Average:          0     43.39      0.00      3.32      3.43      0.10     49.76
Average:          1     31.80      0.00      2.23      2.61      0.06     63.30
Average:          2     12.14      0.00      1.84      6.98      0.06     78.98
Average:          3     12.34      0.00      1.66      1.06      0.05     84.88