---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-11254 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 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:             2799.998
BogoMIPS:            5599.99
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 nrip_save umip rdpid arch_capabilities

---> nproc:
4

---> df -h:
Filesystem      Size  Used Avail Use% Mounted on
udev            3.9G     0  3.9G   0% /dev
tmpfs           798M  664K  797M   1% /run
/dev/vda1        20G  7.7G   12G  40% /
tmpfs           3.9G     0  3.9G   0% /dev/shm
tmpfs           5.0M     0  5.0M   0% /run/lock
tmpfs           3.9G     0  3.9G   0% /sys/fs/cgroup
/dev/vda15      105M  4.4M  100M   5% /boot/efi
tmpfs           798M     0  798M   0% /run/user/1001

---> free -m:
              total        used        free      shared  buff/cache   available
Mem:           7975         485        5183           0        2306        7206
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 1450 qdisc fq_codel state UP group default qlen 1000
    link/ether fa:16:3e:e4:3d:e9 brd ff:ff:ff:ff:ff:ff
    inet 10.32.6.180/23 brd 10.32.7.255 scope global dynamic ens3
       valid_lft 86186sec preferred_lft 86186sec
    inet6 fe80::f816:3eff:fee4:3de9/64 scope link 
       valid_lft forever preferred_lft forever

---> sar -b -r -n DEV:
Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-11254) 	09/11/26 	_x86_64_	(4 CPU)

12:52:07     LINUX RESTART	(4 CPU)

12:53:01          tps      rtps      wtps   bread/s   bwrtn/s
12:54:01       104.20     31.76     72.44   1778.50  10276.95
12:55:01        80.71      9.23     71.48    566.88  13902.70
Average:        92.45     20.49     71.96   1172.64  12089.98

12:53:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
12:54:01      5442832   7297500   2724588     33.36     61440   1951784    839632      9.11    749764   1766616    198352
12:55:01      5346636   7417948   2820784     34.54     68496   2155968    646772      7.02    725736   1877560     25356
Average:      5394734   7357724   2772686     33.95     64968   2053876    743202      8.06    737750   1822088    111854

12:53:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
12:54:01         ens3    175.04    184.02   1157.97     41.40      0.00      0.00      0.00      0.00
12:54:01           lo      1.53      1.53      0.15      0.15      0.00      0.00      0.00      0.00
12:55:01         ens3    239.50    268.31   1239.68    645.01      0.00      0.00      0.00      0.00
12:55:01           lo      1.63      1.63      0.14      0.14      0.00      0.00      0.00      0.00
Average:         ens3    207.27    226.17   1198.83    343.23      0.00      0.00      0.00      0.00
Average:           lo      1.58      1.58      0.15      0.15      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-11254) 	09/11/26 	_x86_64_	(4 CPU)

12:52:07     LINUX RESTART	(4 CPU)

12:53:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
12:54:01        all     27.79      0.00      1.97      2.21      0.08     67.95
12:54:01          0     34.73      0.00      2.10      1.53      0.08     61.55
12:54:01          1     29.91      0.00      2.28      1.30      0.08     66.42
12:54:01          2     23.15      0.00      1.02      0.63      0.08     75.12
12:54:01          3     23.40      0.00      2.47      5.34      0.08     68.70
12:55:01        all     30.60      0.00      1.61      1.71      0.09     66.00
12:55:01          0     20.00      0.00      1.05      2.02      0.07     76.86
12:55:01          1     39.64      0.00      1.51      0.45      0.10     58.30
12:55:01          2     37.71      0.00      2.30      2.69      0.10     57.20
12:55:01          3     25.00      0.00      1.54      1.67      0.08     71.70
Average:        all     29.19      0.00      1.79      1.96      0.08     66.98
Average:          0     27.37      0.00      1.58      1.78      0.08     69.20
Average:          1     34.78      0.00      1.90      0.87      0.09     62.35
Average:          2     30.42      0.00      1.66      1.66      0.09     66.17
Average:          3     24.20      0.00      2.01      3.51      0.08     70.20