---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-2434 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:             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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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  672K  1.6G   1% /run
/dev/vda1        78G  8.4G   69G  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         574       13167           0        2298       15149
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:a9:ab:38 brd ff:ff:ff:ff:ff:ff
    inet 10.30.107.68/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86239sec preferred_lft 86239sec
    inet6 fe80::f816:3eff:fea9:ab38/64 scope link 
       valid_lft forever preferred_lft forever

---> sar -b -r -n DEV:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2434) 	11/10/26 	_x86_64_	(4 CPU)

21:12:50     LINUX RESTART	(4 CPU)

21:13:01          tps      rtps      wtps   bread/s   bwrtn/s
21:14:01       282.44     34.76    247.68   1356.17  61558.14
21:15:01       183.32     57.65    125.67   3677.57  17826.06
Average:       232.88     46.21    186.67   2516.97  39690.28

21:13:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
21:14:01     13936428  15514596   2488540     15.15     62864   1716480    829120      4.75    697856   1576948    178144
21:15:01     13460872  15479012   2964096     18.05     78216   2125252    810764      4.64    867932   1852352     17756
Average:     13698650  15496804   2726318     16.60     70540   1920866    819942      4.69    782894   1714650     97950

21:13:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
21:14:01           lo      1.20      1.20      0.14      0.14      0.00      0.00      0.00      0.00
21:14:01         ens3    299.82    227.68   1843.25     73.40      0.00      0.00      0.00      0.00
21:15:01           lo      0.60      0.60      0.06      0.06      0.00      0.00      0.00      0.00
21:15:01         ens3    350.88    254.42   2440.66     66.69      0.00      0.00      0.00      0.00
Average:           lo      0.90      0.90      0.10      0.10      0.00      0.00      0.00      0.00
Average:         ens3    325.35    241.05   2141.98     70.04      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2434) 	11/10/26 	_x86_64_	(4 CPU)

21:12:50     LINUX RESTART	(4 CPU)

21:13:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
21:14:01        all     20.41      0.00      1.87      4.10      0.02     73.61
21:14:01          0     10.22      0.00      1.47      0.84      0.00     87.48
21:14:01          1     45.32      0.00      3.06      2.28      0.02     49.33
21:14:01          2      5.38      0.00      1.69     12.58      0.02     80.34
21:14:01          3     20.75      0.00      1.22      0.72      0.00     77.31
21:15:01        all     41.26      0.00      2.81      1.07      0.01     54.84
21:15:01          0     36.30      0.00      2.19      1.59      0.02     59.91
21:15:01          1     48.99      0.00      4.26      0.69      0.02     46.05
21:15:01          2     32.18      0.00      2.57      1.13      0.02     64.10
21:15:01          3     47.62      0.00      2.24      0.89      0.02     49.23
Average:        all     30.84      0.00      2.34      2.59      0.01     64.22
Average:          0     23.26      0.00      1.83      1.21      0.01     73.69
Average:          1     47.15      0.00      3.66      1.48      0.02     47.69
Average:          2     18.80      0.00      2.13      6.84      0.02     72.20
Average:          3     34.18      0.00      1.73      0.80      0.01     63.28