---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-8780 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  8.6G   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         594       13044           0        2400       15129
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:4a:0e:82 brd ff:ff:ff:ff:ff:ff
    inet 10.30.106.251/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86227sec preferred_lft 86227sec
    inet6 fe80::f816:3eff:fe4a:e82/64 scope link 
       valid_lft forever preferred_lft forever

---> sar -b -r -n DEV:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-8780) 	07/11/26 	_x86_64_	(4 CPU)

05:29:21     LINUX RESTART	(4 CPU)

05:30:01          tps      rtps      wtps   bread/s   bwrtn/s
05:31:01       157.97     14.68    143.28    600.27  33013.87
05:32:01       338.84     34.01    304.83   2199.37  16807.87
Average:       248.41     24.35    224.06   1399.88  24910.19

05:30:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
05:31:01     13233816  15089696   3191152     19.43     74008   1970420   1535444      8.79   1146672   1803488    215224
05:32:01     13401944  15534432   3023024     18.41     77284   2240756    795452      4.55    811304   1968296     28700
Average:     13317880  15312064   3107088     18.92     75646   2105588   1165448      6.67    978988   1885892    121962

05:30:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
05:31:01         ens3    256.57    196.78   2438.60     42.51      0.00      0.00      0.00      0.00
05:31:01           lo      0.80      0.80      0.09      0.09      0.00      0.00      0.00      0.00
05:32:01         ens3    463.66    334.26   3229.08     82.50      0.00      0.00      0.00      0.00
05:32:01           lo      1.20      1.20      0.14      0.14      0.00      0.00      0.00      0.00
Average:         ens3    360.12    265.53   2833.87     62.51      0.00      0.00      0.00      0.00
Average:           lo      1.00      1.00      0.12      0.12      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-8780) 	07/11/26 	_x86_64_	(4 CPU)

05:29:21     LINUX RESTART	(4 CPU)

05:30:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
05:31:01        all     29.17      0.00      1.70      2.46      0.07     66.61
05:31:01          0     17.85      0.00      1.17      2.91      0.05     78.02
05:31:01          1     29.77      0.00      1.20      0.35      0.08     68.59
05:31:01          2     27.03      0.00      2.07      5.11      0.07     65.73
05:31:01          3     42.00      0.00      2.30      1.47      0.07     54.16
05:32:01        all     33.38      0.00      2.12      1.47      0.06     62.97
05:32:01          0     36.13      0.00      2.58      1.44      0.08     59.77
05:32:01          1     35.57      0.00      2.49      3.09      0.07     58.77
05:32:01          2     24.83      0.00      1.39      0.68      0.05     73.05
05:32:01          3     36.97      0.00      2.04      0.68      0.07     60.24
Average:        all     31.27      0.00      1.91      1.97      0.06     64.79
Average:          0     26.98      0.00      1.87      2.18      0.07     68.91
Average:          1     32.67      0.00      1.85      1.72      0.08     63.69
Average:          2     25.93      0.00      1.73      2.90      0.06     69.39
Average:          3     39.49      0.00      2.17      1.08      0.07     57.20