---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-561 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  672K  1.6G   1% /run
/dev/vda1        78G  9.6G   68G  13% /
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        1343       11202           0        3494       14366
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:02:58:d1 brd ff:ff:ff:ff:ff:ff
    inet 10.30.107.93/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86224sec preferred_lft 86224sec
    inet6 fe80::f816:3eff:fe02:58d1/64 scope link 
       valid_lft forever preferred_lft forever

---> sar -b -r -n DEV:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-561) 	10/10/26 	_x86_64_	(4 CPU)

17:56:30     LINUX RESTART	(4 CPU)

17:57:01          tps      rtps      wtps   bread/s   bwrtn/s
17:58:02       161.62     28.98    132.64   1693.05  59542.08
17:59:01       110.83      9.95    100.88    713.10  33679.17
Average:       136.44     19.54    116.90   1207.19  46719.27

17:57:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
17:58:02     12478096  15400504   3946872     24.03     70792   3028244    956056      5.47    832672   2853412    234640
17:59:01     11493672  14731940   4931296     30.02     76648   3331208   1538744      8.81   1664148   2992548     29216
Average:     11985884  15066222   4439084     27.03     73720   3179726   1247400      7.14   1248410   2922980    131928

17:57:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
17:58:02           lo      1.07      1.07      0.13      0.13      0.00      0.00      0.00      0.00
17:58:02         ens3    871.65    599.05  19861.37     51.91      0.00      0.00      0.00      0.00
17:59:01           lo      0.27      0.27      0.02      0.02      0.00      0.00      0.00      0.00
17:59:01         ens3    407.52    310.68   1859.60    156.91      0.00      0.00      0.00      0.00
Average:           lo      0.67      0.67      0.07      0.07      0.00      0.00      0.00      0.00
Average:         ens3    641.54    456.07  10936.11    103.97      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-561) 	10/10/26 	_x86_64_	(4 CPU)

17:56:30     LINUX RESTART	(4 CPU)

17:57:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
17:58:02        all     22.48      0.00      2.24      2.70      0.01     72.57
17:58:02          0     18.08      0.00      1.29      0.67      0.03     79.93
17:58:02          1     34.67      0.00      2.05      2.24      0.02     61.02
17:58:02          2     22.88      0.00      2.59      5.59      0.02     68.92
17:58:02          3     14.20      0.00      3.04      2.33      0.00     80.42
17:59:01        all     34.13      0.00      2.02      0.62      0.02     63.20
17:59:01          0     35.68      0.00      2.50      0.56      0.02     61.25
17:59:01          1     44.96      0.00      1.73      0.68      0.03     52.59
17:59:01          2     29.54      0.00      1.44      0.12      0.02     68.88
17:59:01          3     26.32      0.00      2.42      1.14      0.00     70.11
Average:        all     28.26      0.00      2.13      1.67      0.01     67.92
Average:          0     26.81      0.00      1.89      0.61      0.03     70.67
Average:          1     39.77      0.00      1.89      1.47      0.03     56.84
Average:          2     26.19      0.00      2.02      2.87      0.02     68.90
Average:          3     20.22      0.00      2.73      1.74      0.00     75.31