---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-1996 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  8.6G   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         556       13132           0        2350       15157
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:90:2e:66 brd ff:ff:ff:ff:ff:ff
    inet 10.30.107.163/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86244sec preferred_lft 86244sec
    inet6 fe80::f816:3eff:fe90:2e66/64 scope link 
       valid_lft forever preferred_lft forever

---> sar -b -r -n DEV:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1996) 	11/09/26 	_x86_64_	(4 CPU)

10:56:38     LINUX RESTART	(4 CPU)

10:57:01          tps      rtps      wtps   bread/s   bwrtn/s
10:58:01       264.41     24.08    240.34    816.26  50040.39
10:59:02       100.33      1.12     99.22    131.20  12668.80
Average:       182.39     12.60    169.79    473.79  31357.71

10:57:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
10:58:01     13929880  15549164   2495080     15.19     60084   1756960    827968      4.74    743252   1528620     93240
10:59:02     13425572  15506572   2999388     18.26     87944   2168416    860960      4.93    811780   1921020    241640
Average:     13677726  15527868   2747234     16.73     74014   1962688    844464      4.83    777516   1724820    167440

10:57:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
10:58:01           lo      2.00      2.00      0.23      0.23      0.00      0.00      0.00      0.00
10:58:01         ens3    144.75     98.42    944.29     21.35      0.00      0.00      0.00      0.00
10:59:02           lo      1.07      1.07      0.12      0.12      0.00      0.00      0.00      0.00
10:59:02         ens3     83.83     53.60   1410.65      9.27      0.00      0.00      0.00      0.00
Average:           lo      1.53      1.53      0.17      0.17      0.00      0.00      0.00      0.00
Average:         ens3    114.30     76.01   1177.44     15.31      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1996) 	11/09/26 	_x86_64_	(4 CPU)

10:56:38     LINUX RESTART	(4 CPU)

10:57:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
10:58:01        all     20.39      0.00      2.30      4.56      0.02     72.73
10:58:01          0     14.62      0.00      2.26      6.21      0.02     76.90
10:58:01          1     22.40      0.00      1.91      3.73      0.00     71.97
10:58:01          2     23.88      0.00      2.60      4.54      0.02     68.96
10:58:01          3     20.69      0.00      2.47      3.74      0.02     73.08
10:59:02        all     19.74      0.00      1.38      3.71      0.02     75.15
10:59:02          0      5.16      0.00      0.81      7.29      0.00     86.75
10:59:02          1     15.38      0.00      1.05      0.38      0.02     83.18
10:59:02          2     19.96      0.00      1.80      1.65      0.02     76.58
10:59:02          3     38.63      0.00      1.85      5.50      0.05     53.97
Average:        all     20.06      0.00      1.84      4.13      0.02     73.95
Average:          0      9.87      0.00      1.53      6.75      0.01     81.84
Average:          1     18.88      0.00      1.48      2.05      0.01     77.58
Average:          2     21.92      0.00      2.20      3.09      0.02     72.77
Average:          3     29.66      0.00      2.16      4.62      0.03     63.52