---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-7526 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  9.6G   68G  13% /
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         595       11894           0        3549       15113
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:86:de:f9 brd ff:ff:ff:ff:ff:ff
    inet 10.30.106.124/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86191sec preferred_lft 86191sec
    inet6 fe80::f816:3eff:fe86:def9/64 scope link 
       valid_lft forever preferred_lft forever

---> sar -b -r -n DEV:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-7526) 	10/06/26 	_x86_64_	(4 CPU)

17:38:17     LINUX RESTART	(4 CPU)

17:39:01          tps      rtps      wtps   bread/s   bwrtn/s
17:40:01       183.89     30.06    153.83   1734.09  34502.77
17:41:01        79.57     13.33     66.24    741.88  37481.89
Average:       131.73     21.69    110.04   1238.02  35992.20

17:39:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
17:40:01     13375732  15362864   3049236     18.56     77044   2095168    940864      5.38    868088   1934768    198840
17:41:01     11826540  14650452   4598428     28.00     78420   2916612   1579708      9.04   1630728   2691420    250992
Average:     12601136  15006658   3823832     23.28     77732   2505890   1260286      7.21   1249408   2313094    224916

17:39:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
17:40:01           lo      0.73      0.73      0.09      0.09      0.00      0.00      0.00      0.00
17:40:01         ens3    298.92    246.65   3838.72     37.62      0.00      0.00      0.00      0.00
17:41:01           lo   5666.76   5666.76    434.41    434.41      0.00      0.00      0.00      0.00
17:41:01         ens3   2906.70   1888.92    787.21   6844.21      0.00      0.00      0.00      0.00
Average:           lo   2833.51   2833.51    217.23    217.23      0.00      0.00      0.00      0.00
Average:         ens3   1602.70   1067.72   2313.10   3440.63      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-7526) 	10/06/26 	_x86_64_	(4 CPU)

17:38:17     LINUX RESTART	(4 CPU)

17:39:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
17:40:01        all     24.12      0.00      2.87      2.16      0.02     70.83
17:40:01          0     19.32      0.00      2.09      1.94      0.02     76.64
17:40:01          1     20.10      0.00      4.49      2.42      0.02     72.98
17:40:01          2     34.94      0.00      3.14      3.68      0.02     58.22
17:40:01          3     22.15      0.00      1.77      0.58      0.02     75.48
17:41:01        all     57.59      0.00     12.36      0.53      0.03     29.49
17:41:01          0     53.73      0.00     12.93      0.36      0.03     32.95
17:41:01          1     58.40      0.00     12.89      0.24      0.03     28.45
17:41:01          2     61.24      0.00      9.43      1.52      0.02     27.79
17:41:01          3     56.97      0.00     14.20      0.02      0.03     28.78
Average:        all     40.77      0.00      7.59      1.35      0.03     50.27
Average:          0     36.40      0.00      7.47      1.15      0.03     54.95
Average:          1     39.16      0.00      8.67      1.33      0.03     50.82
Average:          2     48.04      0.00      6.28      2.60      0.02     43.06
Average:          3     39.46      0.00      7.95      0.30      0.03     52.26