---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-2381 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  8.5G   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         607       13114           0        2318       15114
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:1e:d5:83 brd ff:ff:ff:ff:ff:ff
    inet 10.30.106.241/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86233sec preferred_lft 86233sec
    inet6 fe80::f816:3eff:fe1e:d583/64 scope link 
       valid_lft forever preferred_lft forever

---> sar -b -r -n DEV:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2381) 	11/10/26 	_x86_64_	(4 CPU)

15:29:31     LINUX RESTART	(4 CPU)

15:30:02          tps      rtps      wtps   bread/s   bwrtn/s
15:31:01       182.34     31.74    150.60   1811.22  42296.97
15:32:01        90.73     10.43     80.30    780.67  11629.13
Average:       136.15     21.00    115.16   1291.61  26834.21

15:30:02    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
15:31:01     13429080  15303108   2995888     18.24     74728   1987272    996616      5.70    928020   1830544    204420
15:32:01     13444192  15495380   2980776     18.15     81672   2151224    842296      4.82    814164   1916408     47348
Average:     13436636  15399244   2988332     18.19     78200   2069248    919456      5.26    871092   1873476    125884

15:30:02        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
15:31:01         ens3    182.90    133.01   2201.52     30.82      0.00      0.00      0.00      0.00
15:31:01           lo      0.95      0.95      0.11      0.11      0.00      0.00      0.00      0.00
15:32:01         ens3    201.60    178.69   1697.37     42.51      0.00      0.00      0.00      0.00
15:32:01           lo      0.27      0.27      0.02      0.02      0.00      0.00      0.00      0.00
Average:         ens3    192.33    156.04   1947.33     36.71      0.00      0.00      0.00      0.00
Average:           lo      0.60      0.60      0.07      0.07      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2381) 	11/10/26 	_x86_64_	(4 CPU)

15:29:31     LINUX RESTART	(4 CPU)

15:30:02        CPU     %user     %nice   %system   %iowait    %steal     %idle
15:31:01        all     24.53      0.00      2.11      2.89      0.01     70.46
15:31:01          0     33.38      0.00      3.35      7.94      0.03     55.29
15:31:01          1     32.24      0.00      2.06      1.29      0.02     64.39
15:31:01          2     19.81      0.00      1.79      0.58      0.00     77.82
15:31:01          3     12.69      0.00      1.24      1.76      0.00     84.30
15:32:01        all     54.19      0.00      2.63      0.33      0.03     42.82
15:32:01          0     58.94      0.00      2.72      0.65      0.03     37.66
15:32:01          1     52.28      0.00      2.54      0.08      0.03     45.07
15:32:01          2     58.60      0.00      3.13      0.27      0.03     37.98
15:32:01          3     46.98      0.00      2.19      0.28      0.02     50.53
Average:        all     39.49      0.00      2.37      1.60      0.02     56.52
Average:          0     46.25      0.00      3.03      4.27      0.03     46.41
Average:          1     42.35      0.00      2.30      0.68      0.03     54.64
Average:          2     39.40      0.00      2.47      0.42      0.02     57.70
Average:          3     29.97      0.00      1.72      1.02      0.01     67.29