---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-8256 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 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  8.4G   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         564       13270           0        2205       15159
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:0c:a7:ca brd ff:ff:ff:ff:ff:ff
    inet 10.30.107.121/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86214sec preferred_lft 86214sec
    inet6 fe80::f816:3eff:fe0c:a7ca/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-8256) 	07/10/26 	_x86_64_	(4 CPU)

14:53:53     LINUX RESTART	(4 CPU)

14:54:01          tps      rtps      wtps   bread/s   bwrtn/s
14:55:01       378.67     58.93    319.74   3738.75  62058.78
14:56:01       111.46      1.22    110.25    137.98  25037.56
Average:       245.08     30.08    215.00   1938.52  43549.71

14:54:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
14:55:01     14007944  15513168   2417016     14.72     55640   1654100    804432      4.60    734464   1477712     83344
14:56:01     13627268  15558664   2797692     17.03     80476   2035496    741144      4.24    699720   1851132    214424
Average:     13817606  15535916   2607354     15.87     68058   1844798    772788      4.42    717092   1664422    148884

14:54:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
14:55:01         ens3    494.84    315.71   1925.08     80.83      0.00      0.00      0.00      0.00
14:55:01           lo      1.80      1.80      0.20      0.20      0.00      0.00      0.00      0.00
14:56:01         ens3    129.08     87.74   1339.80     13.17      0.00      0.00      0.00      0.00
14:56:01           lo      1.33      1.33      0.14      0.14      0.00      0.00      0.00      0.00
Average:         ens3    311.97    201.73   1632.47     47.00      0.00      0.00      0.00      0.00
Average:           lo      1.57      1.57      0.17      0.17      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-8256) 	07/10/26 	_x86_64_	(4 CPU)

14:53:53     LINUX RESTART	(4 CPU)

14:54:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
14:55:01        all     23.10      0.00      2.38      4.34      0.07     70.11
14:55:01          0     13.27      0.00      1.87      7.99      0.05     76.81
14:55:01          1     34.44      0.00      2.56      1.52      0.07     61.41
14:55:01          2     26.56      0.00      3.15      7.05      0.08     63.16
14:55:01          3     18.17      0.00      1.94      0.81      0.05     79.02
14:56:01        all     17.59      0.00      1.59      4.05      0.04     76.73
14:56:01          0     31.36      0.00      2.34      0.40      0.05     65.85
14:56:01          1     12.05      0.00      1.54     13.67      0.03     72.71
14:56:01          2     21.21      0.00      1.70      2.09      0.07     74.93
14:56:01          3      5.71      0.00      0.77      0.05      0.03     93.43
Average:        all     20.35      0.00      1.99      4.20      0.06     73.41
Average:          0     22.33      0.00      2.10      4.19      0.05     71.33
Average:          1     23.24      0.00      2.05      7.60      0.05     67.07
Average:          2     23.88      0.00      2.42      4.56      0.08     69.06
Average:          3     11.97      0.00      1.36      0.43      0.04     86.20