---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-5343 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         544       13158           0        2336       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:47:ba:97 brd ff:ff:ff:ff:ff:ff
    inet 10.30.106.254/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86251sec preferred_lft 86251sec
    inet6 fe80::f816:3eff:fe47:ba97/64 scope link 
       valid_lft forever preferred_lft forever

---> sar -b -r -n DEV:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5343) 	09/26/26 	_x86_64_	(4 CPU)

09:40:55     LINUX RESTART	(4 CPU)

09:41:01          tps      rtps      wtps   bread/s   bwrtn/s
09:42:01       154.44     66.27     88.17   4330.88  70249.36
09:43:01       112.45      0.85    111.60    104.50  14754.68
Average:       133.44     33.56     99.88   2217.51  42499.71

09:41:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
09:42:01     13948968  15536100   2476000     15.07     57596   1728948    887320      5.08    753868   1503892    165324
09:43:01     13496356  15503952   2928612     17.83     85876   2099580    812276      4.65    818216   1848360    240288
Average:     13722662  15520026   2702306     16.45     71736   1914264    849798      4.86    786042   1676126    202806

09:41:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
09:42:01         ens3    378.80    277.95   2291.84     79.23      0.00      0.00      0.00      0.00
09:42:01           lo      2.20      2.20      0.24      0.24      0.00      0.00      0.00      0.00
09:43:01         ens3     80.86     49.12   1126.90     10.31      0.00      0.00      0.00      0.00
09:43:01           lo      1.00      1.00      0.11      0.11      0.00      0.00      0.00      0.00
Average:         ens3    229.82    163.53   1709.32     44.77      0.00      0.00      0.00      0.00
Average:           lo      1.60      1.60      0.17      0.17      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5343) 	09/26/26 	_x86_64_	(4 CPU)

09:40:55     LINUX RESTART	(4 CPU)

09:41:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
09:42:01        all     22.48      0.00      2.93      6.26      0.01     68.31
09:42:01          0     12.35      0.00      2.11     13.85      0.02     71.68
09:42:01          1     22.93      0.00      2.79      1.75      0.00     72.52
09:42:01          2     33.71      0.00      3.55      5.06      0.02     57.66
09:42:01          3     20.98      0.00      3.27      4.36      0.02     71.37
09:43:01        all     20.80      0.00      1.77      1.57      0.01     75.85
09:43:01          0     35.64      0.00      2.65      1.80      0.02     59.88
09:43:01          1     16.17      0.00      2.12      4.24      0.02     77.45
09:43:01          2     23.70      0.00      1.51      0.13      0.02     74.64
09:43:01          3      7.67      0.00      0.82      0.12      0.00     91.39
Average:        all     21.64      0.00      2.35      3.91      0.01     72.08
Average:          0     24.01      0.00      2.38      7.82      0.02     65.78
Average:          1     19.55      0.00      2.46      3.00      0.01     74.99
Average:          2     28.70      0.00      2.53      2.60      0.02     66.16
Average:          3     14.31      0.00      2.04      2.23      0.01     81.41