---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-6023 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  8.5G   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         596       13128           0        2315       15127
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:c6:8c:8e brd ff:ff:ff:ff:ff:ff
    inet 10.30.106.123/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86225sec preferred_lft 86225sec
    inet6 fe80::f816:3eff:fec6:8c8e/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-6023) 	10/28/26 	_x86_64_	(4 CPU)

20:33:19     LINUX RESTART	(4 CPU)

20:34:01          tps      rtps      wtps   bread/s   bwrtn/s
20:35:01       152.52     11.25    141.28    278.89  40010.00
20:36:01        75.17      8.68     66.49    587.50  10536.24
Average:       113.85      9.97    103.88    433.19  25273.12

20:34:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
20:35:01     13284184  15153448   3140784     19.12     74908   1981912   1255728      7.19   1080388   1821260    197604
20:36:01     13515672  15559628   2909296     17.71     78596   2149524    776584      4.44    781004   1883676     79852
Average:     13399928  15356538   3025040     18.42     76752   2065718   1016156      5.82    930696   1852468    138728

20:34:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
20:35:01           lo      0.73      0.73      0.09      0.09      0.00      0.00      0.00      0.00
20:35:01         ens3    290.65    206.85   2805.23     40.94      0.00      0.00      0.00      0.00
20:36:01           lo      6.72      6.72      0.41      0.41      0.00      0.00      0.00      0.00
20:36:01         ens3    311.75    184.15    550.00    967.40      0.00      0.00      0.00      0.00
Average:           lo      3.72      3.72      0.25      0.25      0.00      0.00      0.00      0.00
Average:         ens3    301.20    195.50   1677.61    504.17      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-6023) 	10/28/26 	_x86_64_	(4 CPU)

20:33:19     LINUX RESTART	(4 CPU)

20:34:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
20:35:01        all     23.03      0.00      1.65      2.08      0.01     73.22
20:35:01          0     28.15      0.00      2.32      4.46      0.02     65.05
20:35:01          1     33.58      0.00      2.02      0.37      0.03     63.99
20:35:01          2     11.31      0.00      0.89      2.46      0.00     85.35
20:35:01          3     19.10      0.00      1.35      1.04      0.02     78.49
20:36:01        all     45.09      0.00      2.64      0.30      0.03     51.94
20:36:01          0     38.48      0.00      1.92      0.33      0.02     59.24
20:36:01          1     45.98      0.00      2.77      0.30      0.03     50.91
20:36:01          2     54.56      0.00      3.60      0.07      0.02     41.75
20:36:01          3     41.39      0.00      2.26      0.48      0.02     55.85
Average:        all     34.07      0.00      2.15      1.19      0.02     62.58
Average:          0     33.32      0.00      2.12      2.40      0.02     62.14
Average:          1     39.79      0.00      2.40      0.33      0.03     57.45
Average:          2     32.91      0.00      2.24      1.26      0.01     63.58
Average:          3     30.26      0.00      1.81      0.76      0.02     67.15