---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-2120 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  8.4G   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         552       13298           0        2189       15171
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:a8:d1:29 brd ff:ff:ff:ff:ff:ff
    inet 10.30.106.109/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86270sec preferred_lft 86270sec
    inet6 fe80::f816:3eff:fea8:d129/64 scope link 
       valid_lft forever preferred_lft forever

---> sar -b -r -n DEV:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2120) 	10/16/26 	_x86_64_	(4 CPU)

06:08:54     LINUX RESTART	(4 CPU)

06:09:01          tps      rtps      wtps   bread/s   bwrtn/s
06:10:01       290.44     74.68    215.76   4421.73  97087.90
06:11:01       108.25      2.35    105.90    208.10  12760.27
Average:       199.35     38.52    160.83   2315.09  54927.60

06:09:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
06:10:01     14076556  15561848   2348412     14.30     52748   1637436    792764      4.54    685632   1461524    107612
06:11:01     13648408  15565936   2776560     16.90     79324   2022188    749212      4.29    706128   1825940    214912
Average:     13862482  15563892   2562486     15.60     66036   1829812    770988      4.41    695880   1643732    161262

06:09:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
06:10:01         ens3    340.17    250.67   1747.11     78.77      0.00      0.00      0.00      0.00
06:10:01           lo      2.07      2.07      0.22      0.22      0.00      0.00      0.00      0.00
06:11:01         ens3     91.83     52.22   1405.48     10.88      0.00      0.00      0.00      0.00
06:11:01           lo      0.87      0.87      0.10      0.10      0.00      0.00      0.00      0.00
Average:         ens3    216.01    151.45   1576.31     44.83      0.00      0.00      0.00      0.00
Average:           lo      1.47      1.47      0.16      0.16      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2120) 	10/16/26 	_x86_64_	(4 CPU)

06:08:54     LINUX RESTART	(4 CPU)

06:09:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
06:10:01        all     20.19      0.00      2.30     11.37      0.01     66.13
06:10:01          0     16.43      0.00      2.92     12.79      0.02     67.84
06:10:01          1     18.55      0.00      2.13      7.54      0.00     71.78
06:10:01          2     24.42      0.00      2.70     13.01      0.00     59.87
06:10:01          3     21.37      0.00      1.47     12.16      0.02     64.98
06:11:01        all     21.35      0.00      1.65      1.57      0.01     75.41
06:11:01          0     58.02      0.00      3.42      1.18      0.02     37.35
06:11:01          1      1.17      0.00      1.15      4.75      0.02     92.91
06:11:01          2     20.34      0.00      1.23      0.33      0.03     78.06
06:11:01          3      5.75      0.00      0.77      0.05      0.00     93.43
Average:        all     20.77      0.00      1.97      6.47      0.01     70.78
Average:          0     37.25      0.00      3.17      6.98      0.02     52.58
Average:          1      9.86      0.00      1.64      6.14      0.01     82.35
Average:          2     22.37      0.00      1.96      6.65      0.02     68.99
Average:          3     13.57      0.00      1.12      6.11      0.01     79.19