---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-6981 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            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         438        1367           0        2138        3244
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:b5:11:db brd ff:ff:ff:ff:ff:ff
    inet 10.32.6.244/23 brd 10.32.7.255 scope global dynamic ens3
       valid_lft 86235sec preferred_lft 86235sec
    inet6 fe80::f816:3eff:feb5:11db/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-6981) 	10/07/24 	_x86_64_	(4 CPU)

07:04:49     LINUX RESTART	(4 CPU)

07:05:01          tps      rtps      wtps   bread/s   bwrtn/s
07:06:02       143.99     57.31     86.67   3833.66   8489.97
07:07:01       112.71     38.90     73.81   2204.88  11574.78
Average:       128.48     48.19     80.30   3026.25  10019.16

07:05:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
07:06:02      1776932   3365488   2261712     56.00     51812   1692100    594616     11.69    556664   1530536    146452
07:07:01      1383360   3303108   2655284     65.75     61960   2001900    634072     12.46    747644   1711408    120772
Average:      1580146   3334298   2458498     60.87     56886   1847000    614344     12.08    652154   1620972    133612

07:05:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
07:06:02           lo      1.00      1.00      0.09      0.09      0.00      0.00      0.00      0.00
07:06:02         ens3    378.72    235.30   1621.03     68.11      0.00      0.00      0.00      0.00
07:07:01           lo      2.54      2.54      0.24      0.24      0.00      0.00      0.00      0.00
07:07:01         ens3    377.68    381.02   1470.31    667.46      0.00      0.00      0.00      0.00
Average:           lo      1.76      1.76      0.16      0.16      0.00      0.00      0.00      0.00
Average:         ens3    378.21    307.54   1546.31    365.21      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6981) 	10/07/24 	_x86_64_	(4 CPU)

07:04:49     LINUX RESTART	(4 CPU)

07:05:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
07:06:02        all     22.02      0.00      1.92      4.26      0.06     71.73
07:06:02          0     26.47      0.00      1.70      2.75      0.07     69.01
07:06:02          1     19.68      0.00      1.52      2.76      0.05     75.98
07:06:02          2     21.93      0.00      2.21      3.76      0.08     72.02
07:06:02          3     20.01      0.00      2.25      7.79      0.07     69.89
07:07:01        all     31.85      0.00      1.67      1.83      0.07     64.58
07:07:01          0     47.12      0.00      1.96      1.46      0.09     49.38
07:07:01          1     25.06      0.00      1.42      2.51      0.05     70.96
07:07:01          2     29.22      0.00      1.65      0.56      0.09     68.48
07:07:01          3     26.06      0.00      1.61      2.78      0.07     69.47
Average:        all     26.89      0.00      1.80      3.06      0.07     68.20
Average:          0     36.69      0.00      1.83      2.11      0.08     59.29
Average:          1     22.33      0.00      1.47      2.64      0.05     73.50
Average:          2     25.54      0.00      1.93      2.18      0.08     70.27
Average:          3     23.01      0.00      1.93      5.31      0.07     69.68