---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-550 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:             2800.022
BogoMIPS:            5600.04
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            2.0G     0  2.0G   0% /dev
tmpfs           395M  664K  394M   1% /run
/dev/vda1        20G  7.5G   12G  39% /
tmpfs           2.0G     0  2.0G   0% /dev/shm
tmpfs           5.0M     0  5.0M   0% /run/lock
tmpfs           2.0G     0  2.0G   0% /sys/fs/cgroup
/dev/vda15      105M  4.4M  100M   5% /boot/efi
tmpfs           395M     0  395M   0% /run/user/1001

---> free -m:
              total        used        free      shared  buff/cache   available
Mem:           3943         428        1432           0        2082        3254
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:bc:9d:c4 brd ff:ff:ff:ff:ff:ff
    inet 10.32.7.84/23 brd 10.32.7.255 scope global dynamic ens3
       valid_lft 86219sec preferred_lft 86219sec
    inet6 fe80::f816:3eff:febc:9dc4/64 scope link 
       valid_lft forever preferred_lft forever

---> sar -b -r -n DEV:
Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-550) 	04/03/24 	_x86_64_	(4 CPU)

19:12:50     LINUX RESTART	(4 CPU)

19:13:01          tps      rtps      wtps   bread/s   bwrtn/s
19:14:01       107.60     61.52     46.08   4388.20   6964.57
19:15:01        99.40     18.55     80.85    685.09  12159.97
Average:       103.50     40.03     63.46   2536.64   9562.27

19:13:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
19:14:01      1818812   3392292   2219840     54.96     49476   1679076    568352     11.17    526724   1517868    156652
19:15:01      1475924   3337284   2562728     63.46     61828   1943696    620868     12.20    676536   1688660    119488
Average:      1647368   3364788   2391284     59.21     55652   1811386    594610     11.69    601630   1603264    138070

19:13:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
19:14:01           lo      1.13      1.13      0.10      0.10      0.00      0.00      0.00      0.00
19:14:01         ens3    339.18    223.40   1399.75     64.24      0.00      0.00      0.00      0.00
19:15:01           lo      2.70      2.70      0.25      0.25      0.00      0.00      0.00      0.00
19:15:01         ens3    306.90    327.76   1548.21    263.24      0.00      0.00      0.00      0.00
Average:           lo      1.92      1.92      0.18      0.18      0.00      0.00      0.00      0.00
Average:         ens3    323.04    275.58   1473.98    163.74      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-550) 	04/03/24 	_x86_64_	(4 CPU)

19:12:50     LINUX RESTART	(4 CPU)

19:13:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
19:14:01        all     22.88      0.00      1.76      3.16      0.05     72.14
19:14:01          0     17.61      0.00      1.12      0.33      0.05     80.89
19:14:01          1     28.26      0.00      2.37      1.79      0.07     67.51
19:14:01          2     22.89      0.00      1.83      9.08      0.05     66.15
19:14:01          3     22.79      0.00      1.76      1.47      0.05     73.93
19:15:01        all     32.80      0.00      1.53      1.69      0.08     63.90
19:15:01          0     28.00      0.00      1.17      0.67      0.05     70.11
19:15:01          1     22.43      0.00      1.34      1.95      0.07     74.21
19:15:01          2     56.57      0.00      2.29      1.19      0.10     39.86
19:15:01          3     24.24      0.00      1.36      2.93      0.07     71.41
Average:        all     27.85      0.00      1.65      2.42      0.06     68.01
Average:          0     22.80      0.00      1.14      0.50      0.05     75.51
Average:          1     25.35      0.00      1.85      1.87      0.07     70.86
Average:          2     39.76      0.00      2.06      5.13      0.08     52.98
Average:          3     23.51      0.00      1.56      2.20      0.06     72.67