---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-638 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            2.0G     0  2.0G   0% /dev
tmpfs           395M  664K  394M   1% /run
/dev/vda1        20G  7.5G   12G  40% /
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         410        1407           0        2126        3272
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:e7:84:92 brd ff:ff:ff:ff:ff:ff
    inet 10.32.7.171/23 brd 10.32.7.255 scope global dynamic ens3
       valid_lft 86222sec preferred_lft 86222sec
    inet6 fe80::f816:3eff:fee7:8492/64 scope link 
       valid_lft forever preferred_lft forever

---> sar -b -r -n DEV:
Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-638) 	05/10/25 	_x86_64_	(4 CPU)

07:04:52     LINUX RESTART	(4 CPU)

07:05:01          tps      rtps      wtps   bread/s   bwrtn/s
07:06:01       141.81     54.46     87.35   3590.60  16286.35
07:07:01       116.71     38.83     77.89   2173.77  12386.74
Average:       129.26     46.64     82.62   2882.19  14336.54

07:05:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
07:06:01      1831320   3399732   2207332     54.66     50632   1672956    577588     11.35    504968   1532000    168260
07:07:01      1475164   3378924   2563488     63.47     62304   1985576    569764     11.20    655104   1715624    130232
Average:      1653242   3389328   2385410     59.06     56468   1829266    573676     11.28    580036   1623812    149246

07:05:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
07:06:01         ens3    326.40    225.26   1644.14     65.65      0.00      0.00      0.00      0.00
07:06:01           lo      1.07      1.07      0.10      0.10      0.00      0.00      0.00      0.00
07:07:01         ens3    340.86    361.56   1446.14    653.98      0.00      0.00      0.00      0.00
07:07:01           lo      2.50      2.50      0.23      0.23      0.00      0.00      0.00      0.00
Average:         ens3    333.63    293.41   1545.14    359.82      0.00      0.00      0.00      0.00
Average:           lo      1.78      1.78      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-638) 	05/10/25 	_x86_64_	(4 CPU)

07:04:52     LINUX RESTART	(4 CPU)

07:05:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
07:06:01        all     20.75      0.00      1.74      3.90      0.07     73.54
07:06:01          0     39.41      0.00      2.39      9.48      0.07     48.65
07:06:01          1     12.16      0.00      1.55      3.80      0.03     82.45
07:06:01          2     13.09      0.00      1.42      1.49      0.08     83.92
07:06:01          3     18.41      0.00      1.62      0.85      0.05     79.07
07:07:01        all     31.28      0.00      1.74      2.15      0.07     64.76
07:07:01          0     23.94      0.00      1.60      2.82      0.05     71.58
07:07:01          1     45.61      0.00      2.16      2.62      0.08     49.52
07:07:01          2     33.93      0.00      2.26      2.28      0.08     61.45
07:07:01          3     21.69      0.00      0.95      0.85      0.05     76.46
Average:        all     26.02      0.00      1.74      3.02      0.07     69.15
Average:          0     31.67      0.00      2.00      6.14      0.06     60.13
Average:          1     28.87      0.00      1.85      3.21      0.06     66.00
Average:          2     23.51      0.00      1.84      1.88      0.08     72.69
Average:          3     20.05      0.00      1.28      0.85      0.05     77.76