---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-139 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 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            7.9G     0  7.9G   0% /dev
tmpfs           1.6G  676K  1.6G   1% /run
/dev/vda1        78G  8.4G   70G  11% /
tmpfs           7.9G     0  7.9G   0% /dev/shm
tmpfs           5.0M     0  5.0M   0% /run/lock
tmpfs           7.9G     0  7.9G   0% /sys/fs/cgroup
/dev/vda15      105M  4.4M  100M   5% /boot/efi
tmpfs           1.6G     0  1.6G   0% /run/user/1001

---> free -m:
              total        used        free      shared  buff/cache   available
Mem:          16040         553       13365           0        2120       15172
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 1458 qdisc mq state UP group default qlen 1000
    link/ether fa:16:3e:27:ae:e2 brd ff:ff:ff:ff:ff:ff
    inet 10.30.106.95/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86259sec preferred_lft 86259sec
    inet6 fe80::f816:3eff:fe27:aee2/64 scope link 
       valid_lft forever preferred_lft forever

---> sar -b -r -n DEV:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-139) 	04/10/26 	_x86_64_	(4 CPU)

07:21:53     LINUX RESTART	(4 CPU)

07:22:12          tps      rtps      wtps   bread/s   bwrtn/s
07:23:02       398.53    114.10    284.43   5999.84  53242.76
07:24:01       130.44      1.29    129.15    142.21  15374.21
Average:       252.09     52.48    199.61   2800.19  32557.55

07:22:12    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
07:23:02     14130876  15586436   2294092     13.97     47528   1615664    773088      4.42    646412   1448536    116276
07:24:01     13757748  15604700   2667220     16.24     78624   1955668    724188      4.14    651620   1775548    188728
Average:     13944312  15595568   2480656     15.10     63076   1785666    748638      4.28    649016   1612042    152502

07:22:12        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
07:23:02           lo      2.28      2.28      0.22      0.22      0.00      0.00      0.00      0.00
07:23:02         ens3    595.70    379.19   2140.08     96.05      0.00      0.00      0.00      0.00
07:24:01           lo      1.76      1.76      0.20      0.20      0.00      0.00      0.00      0.00
07:24:01         ens3     86.04     63.89   1408.85     13.26      0.00      0.00      0.00      0.00
Average:           lo      2.00      2.00      0.21      0.21      0.00      0.00      0.00      0.00
Average:         ens3    317.30    206.96   1740.65     50.83      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-139) 	04/10/26 	_x86_64_	(4 CPU)

07:21:53     LINUX RESTART	(4 CPU)

07:22:12        CPU     %user     %nice   %system   %iowait    %steal     %idle
07:23:02        all     21.98      0.00      3.16      4.75      0.08     70.02
07:23:02          0     22.12      0.00      2.23      2.15      0.04     73.46
07:23:02          1     27.06      0.00      2.92      2.30      0.08     67.64
07:23:02          2     25.21      0.00      3.58     10.91      0.12     60.18
07:23:02          3     13.56      0.00      3.93      3.69      0.08     78.74
07:24:01        all     20.89      0.00      1.58      1.94      0.06     75.54
07:24:01          0      3.70      0.00      0.93      5.01      0.03     90.33
07:24:01          1     20.11      0.00      1.26      1.19      0.05     77.39
07:24:01          2     11.48      0.00      0.98      0.03      0.03     87.48
07:24:01          3     48.38      0.00      3.14      1.53      0.08     46.87
Average:        all     21.38      0.00      2.30      3.21      0.06     73.04
Average:          0     12.05      0.00      1.52      3.71      0.04     82.68
Average:          1     23.26      0.00      2.01      1.69      0.07     72.97
Average:          2     17.66      0.00      2.15      4.93      0.07     75.19
Average:          3     32.60      0.00      3.50      2.51      0.08     61.31