---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-14125 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  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         464        5164           0        2346        7227
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:43:61:2c brd ff:ff:ff:ff:ff:ff
    inet 10.32.7.224/23 brd 10.32.7.255 scope global dynamic ens3
       valid_lft 86203sec preferred_lft 86203sec
    inet6 fe80::f816:3eff:fe43:612c/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-14125) 	10/02/26 	_x86_64_	(4 CPU)

07:04:42     LINUX RESTART	(4 CPU)

07:05:01          tps      rtps      wtps   bread/s   bwrtn/s
07:06:02        98.62     23.60     75.02    736.01   7010.98
07:07:01       112.96     46.92     66.04   2963.57  14635.49
Average:       105.73     35.16     70.57   1840.43  10791.20

07:05:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
07:06:02      5789032   7396324   2378380     29.12     53432   1723436    707448      7.68    602032   1593616    200896
07:07:01      5372400   7479744   2795012     34.22     66796   2193792    606940      6.59    658396   1922444    227016
Average:      5580716   7438034   2586696     31.67     60114   1958614    657194      7.13    630214   1758030    213956

07:05:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
07:06:02         ens3     65.67     61.47   1223.48      8.75      0.00      0.00      0.00      0.00
07:06:02           lo      0.87      0.87      0.08      0.08      0.00      0.00      0.00      0.00
07:07:01         ens3    234.42    220.52   2391.82    700.53      0.00      0.00      0.00      0.00
07:07:01           lo      2.75      2.75      0.26      0.26      0.00      0.00      0.00      0.00
Average:         ens3    149.34    140.33   1802.75    351.73      0.00      0.00      0.00      0.00
Average:           lo      1.80      1.80      0.17      0.17      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-14125) 	10/02/26 	_x86_64_	(4 CPU)

07:04:42     LINUX RESTART	(4 CPU)

07:05:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
07:06:02        all     19.43      0.00      1.13      2.97      0.06     76.41
07:06:02          0      1.12      0.00      0.68      8.22      0.03     89.95
07:06:02          1     14.16      0.00      1.09      2.09      0.03     82.64
07:06:02          2     34.08      0.00      1.29      1.20      0.07     63.36
07:06:02          3     28.41      0.00      1.49      0.34      0.07     69.70
07:07:01        all     34.75      0.00      1.94      2.25      0.10     60.96
07:07:01          0     24.00      0.00      1.97      5.38      0.09     68.57
07:07:01          1     45.05      0.00      1.78      1.29      0.12     51.75
07:07:01          2     43.51      0.00      1.92      1.29      0.10     53.17
07:07:01          3     26.44      0.00      2.04      1.07      0.10     70.34
Average:        all     27.02      0.00      1.53      2.61      0.08     68.76
Average:          0     12.45      0.00      1.32      6.81      0.06     79.35
Average:          1     29.47      0.00      1.43      1.69      0.08     67.33
Average:          2     38.75      0.00      1.60      1.25      0.08     58.31
Average:          3     27.43      0.00      1.77      0.70      0.08     70.01