---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-10639 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:             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 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  41% /
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         462        5175           0        2337        7230
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:ce:69:45 brd ff:ff:ff:ff:ff:ff
    inet 10.32.7.136/23 brd 10.32.7.255 scope global dynamic ens3
       valid_lft 86208sec preferred_lft 86208sec
    inet6 fe80::f816:3eff:fece:6945/64 scope link 
       valid_lft forever preferred_lft forever

---> sar -b -r -n DEV:
Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10639) 	09/10/26 	_x86_64_	(4 CPU)

07:15:17     LINUX RESTART	(4 CPU)

07:16:01          tps      rtps      wtps   bread/s   bwrtn/s
07:17:01        94.32     31.09     63.22   1741.84  10983.65
07:18:01        66.29      9.45     56.84    645.36  15646.59
Average:        80.30     20.27     60.03   1193.60  13315.12

07:16:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
07:17:01      5476812   7339552   2690608     32.94     62084   1958576    780724      8.47    706668   1773824    225168
07:18:01      5260652   7369700   2906768     35.59     67976   2193816    728256      7.90    782496   1904648     33116
Average:      5368732   7354626   2798688     34.27     65030   2076196    754490      8.19    744582   1839236    129142

07:16:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
07:17:01           lo      1.53      1.53      0.15      0.15      0.00      0.00      0.00      0.00
07:17:01         ens3    138.69    131.51   1695.09     25.76      0.00      0.00      0.00      0.00
07:18:01           lo      1.70      1.70      0.15      0.15      0.00      0.00      0.00      0.00
07:18:01         ens3    147.28    144.91   1434.61    685.00      0.00      0.00      0.00      0.00
Average:           lo      1.62      1.62      0.15      0.15      0.00      0.00      0.00      0.00
Average:         ens3    142.98    138.21   1564.85    355.38      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10639) 	09/10/26 	_x86_64_	(4 CPU)

07:15:17     LINUX RESTART	(4 CPU)

07:16:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
07:17:01        all     26.63      0.00      1.58      2.02      0.07     69.71
07:17:01          0     13.33      0.00      0.85      4.83      0.05     80.94
07:17:01          1     60.44      0.00      3.17      1.73      0.12     34.54
07:17:01          2     20.31      0.00      1.24      0.45      0.07     77.93
07:17:01          3     12.45      0.00      1.01      1.06      0.03     85.44
07:18:01        all     28.25      0.00      1.39      1.37      0.07     68.92
07:18:01          0     13.47      0.00      1.12      2.40      0.05     82.96
07:18:01          1     39.72      0.00      1.59      0.35      0.08     58.26
07:18:01          2     27.01      0.00      1.64      2.51      0.07     68.78
07:18:01          3     32.82      0.00      1.24      0.23      0.07     65.64
Average:        all     27.44      0.00      1.48      1.70      0.07     69.32
Average:          0     13.40      0.00      0.99      3.61      0.05     81.95
Average:          1     50.09      0.00      2.38      1.04      0.10     46.39
Average:          2     23.66      0.00      1.44      1.48      0.07     73.36
Average:          3     22.60      0.00      1.12      0.65      0.05     75.58