---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-10192 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         552       13161           0        2326       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:fa:51:f5 brd ff:ff:ff:ff:ff:ff
    inet 10.30.106.103/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86197sec preferred_lft 86197sec
    inet6 fe80::f816:3eff:fefa:51f5/64 scope link 
       valid_lft forever preferred_lft forever

---> sar -b -r -n DEV:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-10192) 	06/09/26 	_x86_64_	(4 CPU)

15:18:48     LINUX RESTART	(4 CPU)

15:19:01          tps      rtps      wtps   bread/s   bwrtn/s
15:20:01       217.31     27.50    189.82    981.30  11237.19
15:21:01       119.46     32.74     86.72   1204.47  17340.04
Average:       168.39     30.12    138.27   1092.88  14288.62

15:19:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
15:20:01     14225636  15555296   2199332     13.39     41448   1502288    805380      4.61    649972   1363440     13680
15:21:01     13673680  15489248   2751288     16.75     70004   1937188   1220872      6.99    735844   1783076    249040
Average:     13949658  15522272   2475310     15.07     55726   1719738   1013126      5.80    692908   1573258    131360

15:19:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
15:20:01         ens3    354.31    231.69    905.42     77.09      0.00      0.00      0.00      0.00
15:20:01           lo      0.73      0.73      0.09      0.09      0.00      0.00      0.00      0.00
15:21:01         ens3    138.08     96.23   1640.30     17.11      0.00      0.00      0.00      0.00
15:21:01           lo      1.13      1.13      0.12      0.12      0.00      0.00      0.00      0.00
Average:         ens3    246.19    163.96   1272.86     47.10      0.00      0.00      0.00      0.00
Average:           lo      0.93      0.93      0.10      0.10      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-10192) 	06/09/26 	_x86_64_	(4 CPU)

15:18:48     LINUX RESTART	(4 CPU)

15:19:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
15:20:01        all     10.82      0.00      1.16     22.26      0.05     65.72
15:20:01          0     10.37      0.00      1.29      1.12      0.03     87.18
15:20:01          1     10.91      0.00      1.05     39.61      0.03     48.40
15:20:01          2     12.62      0.00      1.75     27.45      0.05     58.13
15:20:01          3      9.37      0.00      0.58     21.01      0.07     68.96
15:21:01        all     16.47      0.00      1.22      8.64      0.05     73.62
15:21:01          0      9.28      0.00      1.10      0.60      0.05     88.97
15:21:01          1     23.11      0.00      1.36     26.64      0.07     48.83
15:21:01          2     19.49      0.00      1.52      3.24      0.03     75.71
15:21:01          3     14.03      0.00      0.89      4.10      0.05     80.94
Average:        all     13.64      0.00      1.19     15.46      0.05     69.66
Average:          0      9.83      0.00      1.20      0.86      0.04     88.07
Average:          1     17.00      0.00      1.20     33.13      0.05     48.61
Average:          2     16.05      0.00      1.64     15.36      0.04     66.91
Average:          3     11.70      0.00      0.73     12.57      0.06     74.94