---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-5813 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:             2800.012
BogoMIPS:            5600.02
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  8.4G   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         544       13315           0        2180       15178
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:56:68:8e brd ff:ff:ff:ff:ff:ff
    inet 10.30.106.127/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86232sec preferred_lft 86232sec
    inet6 fe80::f816:3eff:fe56:688e/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-5813) 	10/28/26 	_x86_64_	(4 CPU)

03:21:43     LINUX RESTART	(4 CPU)

03:22:01          tps      rtps      wtps   bread/s   bwrtn/s
03:23:01       109.23     18.90     90.33    696.28  48544.18
03:24:01       140.88     19.00    121.88    460.32  16306.48
Average:       125.05     18.95    106.11    578.30  32425.33

03:22:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
03:23:01     14081284  15611848   2343684     14.27     59996   1674180    747920      4.28    601696   1535804    149880
03:24:01     13632024  15528652   2792944     17.00     78816   2001932    807780      4.62    726148   1819992     84936
Average:     13856654  15570250   2568314     15.64     69406   1838056    777850      4.45    663922   1677898    117408

03:22:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
03:23:01         ens3    110.70     77.12   1051.07      9.77      0.00      0.00      0.00      0.00
03:23:01           lo      1.00      1.00      0.12      0.12      0.00      0.00      0.00      0.00
03:24:01         ens3    195.60    146.81   1344.94     50.54      0.00      0.00      0.00      0.00
03:24:01           lo      0.93      0.93      0.10      0.10      0.00      0.00      0.00      0.00
Average:         ens3    153.15    111.96   1198.01     30.16      0.00      0.00      0.00      0.00
Average:           lo      0.97      0.97      0.11      0.11      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5813) 	10/28/26 	_x86_64_	(4 CPU)

03:21:43     LINUX RESTART	(4 CPU)

03:22:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
03:23:01        all     12.35      0.00      1.00      5.56      0.01     81.08
03:23:01          0     36.61      0.00      2.19      3.02      0.02     58.16
03:23:01          1      7.37      0.00      0.78      0.67      0.00     91.18
03:23:01          2      2.92      0.00      0.65     17.21      0.00     79.22
03:23:01          3      2.49      0.00      0.38      1.39      0.00     95.74
03:24:01        all     25.18      0.00      1.90      1.04      0.01     71.88
03:24:01          0     32.22      0.00      2.30      1.94      0.02     63.52
03:24:01          1     29.35      0.00      1.86      0.38      0.02     68.39
03:24:01          2     13.72      0.00      1.94      1.74      0.00     82.59
03:24:01          3     25.38      0.00      1.48      0.10      0.02     73.02
Average:        all     18.77      0.00      1.45      3.30      0.01     76.48
Average:          0     34.41      0.00      2.25      2.48      0.02     60.84
Average:          1     18.35      0.00      1.32      0.53      0.01     79.80
Average:          2      8.32      0.00      1.30      9.47      0.00     80.91
Average:          3     13.94      0.00      0.93      0.74      0.01     84.37