---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-11985 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  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         479        5190           0        2306        7213
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:7a:88:10 brd ff:ff:ff:ff:ff:ff
    inet 10.32.7.254/23 brd 10.32.7.255 scope global dynamic ens3
       valid_lft 86196sec preferred_lft 86196sec
    inet6 fe80::f816:3eff:fe7a:8810/64 scope link 
       valid_lft forever preferred_lft forever

---> sar -b -r -n DEV:
Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-11985) 	09/12/26 	_x86_64_	(4 CPU)

14:56:32     LINUX RESTART	(4 CPU)

14:57:02          tps      rtps      wtps   bread/s   bwrtn/s
14:58:01        81.44      7.81     73.63    163.36  10474.72
14:59:01       122.43     38.14     84.29   2216.16  12881.45
Average:       102.11     23.11     79.00   1198.39  11688.20

14:57:02    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
14:58:01      5700764   7465484   2466656     30.20     57076   1868688    609752      6.62    535396   1729364    225952
14:59:01      5383032   7450748   2784388     34.09     67588   2153260    621028      6.74    686932   1878440    127428
Average:      5541898   7458116   2625522     32.15     62332   2010974    615390      6.68    611164   1803902    176690

14:57:02        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
14:58:01           lo      0.81      0.81      0.07      0.07      0.00      0.00      0.00      0.00
14:58:01         ens3     94.42     87.68   1406.93     11.17      0.00      0.00      0.00      0.00
14:59:01           lo      2.43      2.43      0.23      0.23      0.00      0.00      0.00      0.00
14:59:01         ens3    367.66    399.93   1711.96    671.18      0.00      0.00      0.00      0.00
Average:           lo      1.63      1.63      0.15      0.15      0.00      0.00      0.00      0.00
Average:         ens3    232.19    245.12   1560.73    343.95      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-11985) 	09/12/26 	_x86_64_	(4 CPU)

14:56:32     LINUX RESTART	(4 CPU)

14:57:02        CPU     %user     %nice   %system   %iowait    %steal     %idle
14:58:01        all     20.05      0.00      1.27      2.44      0.05     76.19
14:58:01          0      9.99      0.00      1.00      2.41      0.07     86.53
14:58:01          1     33.12      0.00      1.72      1.92      0.05     63.19
14:58:01          2     25.46      0.00      1.79      5.29      0.07     67.39
14:58:01          3     11.68      0.00      0.61      0.15      0.02     87.54
14:59:01        all     36.99      0.00      2.13      2.47      0.09     58.31
14:59:01          0     37.45      0.00      1.78      1.90      0.08     58.78
14:59:01          1     36.27      0.00      2.94      2.94      0.10     57.75
14:59:01          2     29.40      0.00      2.14      3.94      0.08     64.44
14:59:01          3     44.82      0.00      1.62      1.14      0.12     52.31
Average:        all     28.58      0.00      1.71      2.46      0.07     67.18
Average:          0     23.84      0.00      1.40      2.15      0.08     72.54
Average:          1     34.71      0.00      2.33      2.44      0.08     60.45
Average:          2     27.45      0.00      1.97      4.61      0.08     65.90
Average:          3     28.33      0.00      1.12      0.65      0.07     69.83