---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-3666 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  8.5G   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         833       12890           0        2316       14892
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:a4:3e:ca brd ff:ff:ff:ff:ff:ff
    inet 10.30.106.31/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86227sec preferred_lft 86227sec
    inet6 fe80::f816:3eff:fea4:3eca/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-3666) 	04/04/26 	_x86_64_	(4 CPU)

10:52:27     LINUX RESTART	(4 CPU)

10:53:01          tps      rtps      wtps   bread/s   bwrtn/s
10:54:01       172.16     15.46    156.70    643.65  26542.22
10:55:01        66.00      6.42     59.58    244.80  20587.07
Average:       119.09     10.94    108.15    444.26  23565.14

10:53:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
10:54:01     12994076  14895456   3430892     20.89     74324   2015960   1670788      9.56   1353932   1838396    155212
10:55:01     13218096  15272524   3206872     19.52     77556   2163124   1003268      5.74   1101756   1863988     35756
Average:     13106086  15083990   3318882     20.21     75940   2089542   1337028      7.65   1227844   1851192     95484

10:53:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
10:54:01           lo      1.13      1.13      0.13      0.13      0.00      0.00      0.00      0.00
10:54:01         ens3    321.39    236.87   4270.19     38.48      0.00      0.00      0.00      0.00
10:55:01           lo      0.53      0.53      0.05      0.05      0.00      0.00      0.00      0.00
10:55:01         ens3    397.78    250.32    657.68    152.11      0.00      0.00      0.00      0.00
Average:           lo      0.83      0.83      0.09      0.09      0.00      0.00      0.00      0.00
Average:         ens3    359.58    243.59   2464.24     95.28      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-3666) 	04/04/26 	_x86_64_	(4 CPU)

10:52:27     LINUX RESTART	(4 CPU)

10:53:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
10:54:01        all     29.86      0.00      1.87      1.81      0.07     66.39
10:54:01          0     20.17      0.00      1.45      4.04      0.07     74.26
10:54:01          1     42.97      0.00      2.45      1.36      0.12     53.10
10:54:01          2     21.90      0.00      1.81      0.92      0.05     75.32
10:54:01          3     34.42      0.00      1.79      0.90      0.07     62.82
10:55:01        all     33.99      0.00      1.35      0.40      0.07     64.19
10:55:01          0     31.06      0.00      1.17      0.77      0.07     66.94
10:55:01          1     28.37      0.00      1.32      0.07      0.08     70.16
10:55:01          2     34.62      0.00      1.04      0.47      0.05     63.82
10:55:01          3     41.91      0.00      1.85      0.32      0.07     55.85
Average:        all     31.93      0.00      1.61      1.11      0.07     65.29
Average:          0     25.62      0.00      1.31      2.41      0.07     70.60
Average:          1     35.66      0.00      1.88      0.71      0.10     61.64
Average:          2     28.27      0.00      1.42      0.69      0.05     69.57
Average:          3     38.17      0.00      1.82      0.61      0.07     59.33