---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-175 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  680K  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         554       13172           0        2313       15167
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:e4:74:c7 brd ff:ff:ff:ff:ff:ff
    inet 10.30.106.55/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86177sec preferred_lft 86177sec
    inet6 fe80::f816:3eff:fee4:74c7/64 scope link 
       valid_lft forever preferred_lft forever

---> sar -b -r -n DEV:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-175) 	03/07/26 	_x86_64_	(4 CPU)

06:55:19     LINUX RESTART	(4 CPU)

06:56:01          tps      rtps      wtps   bread/s   bwrtn/s
06:57:01       178.77     21.41    157.36    753.87  22293.08
06:58:01        88.67     25.75     62.92   1672.25  15031.76
Average:       133.72     23.58    110.14   1213.06  18662.42

06:56:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
06:57:01     13330756  15170604   3094204     18.84     79304   1946424   1239224      7.09   1096380   1755732    123008
06:58:01     13468864  15384296   2956096     18.00     87016   2015024    994332      5.69    910760   1806144     38972
Average:     13399810  15277450   3025150     18.42     83160   1980724   1116778      6.39   1003570   1780938     80990

06:56:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
06:57:01           lo      3.30      3.30      0.39      0.39      0.00      0.00      0.00      0.00
06:57:01         ens3    192.73    149.61   1693.14     31.00      0.00      0.00      0.00      0.00
06:58:01           lo      3.53      3.53      0.49      0.49      0.00      0.00      0.00      0.00
06:58:01         ens3    142.74    113.33   1344.96     23.95      0.00      0.00      0.00      0.00
Average:           lo      3.42      3.42      0.44      0.44      0.00      0.00      0.00      0.00
Average:         ens3    167.74    131.47   1519.05     27.48      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-175) 	03/07/26 	_x86_64_	(4 CPU)

06:55:19     LINUX RESTART	(4 CPU)

06:56:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
06:57:01        all     28.81      0.00      2.12      1.35      0.07     67.64
06:57:01          0     22.47      0.00      1.49      1.60      0.05     74.39
06:57:01          1     22.64      0.00      1.80      2.64      0.05     72.87
06:57:01          2     44.74      0.00      3.48      0.60      0.08     51.09
06:57:01          3     25.31      0.00      1.75      0.60      0.08     72.25
06:58:01        all     23.29      0.00      1.22      0.62      0.05     74.83
06:58:01          0     31.66      0.00      1.45      0.98      0.05     65.85
06:58:01          1     38.45      0.00      1.53      0.60      0.07     59.35
06:58:01          2     11.04      0.00      0.91      0.17      0.07     87.81
06:58:01          3     12.03      0.00      0.95      0.72      0.02     86.28
Average:        all     26.05      0.00      1.67      0.99      0.06     71.24
Average:          0     27.07      0.00      1.47      1.29      0.05     70.12
Average:          1     30.55      0.00      1.67      1.62      0.06     66.11
Average:          2     27.87      0.00      2.20      0.38      0.07     69.47
Average:          3     18.67      0.00      1.35      0.66      0.05     79.27