---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-1929 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:             2800.012
BogoMIPS:            5600.02
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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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  672K  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         576       13279           0        2183       15149
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:79:d0:10 brd ff:ff:ff:ff:ff:ff
    inet 10.30.106.239/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86174sec preferred_lft 86174sec
    inet6 fe80::f816:3eff:fe79:d010/64 scope link 
       valid_lft forever preferred_lft forever

---> sar -b -r -n DEV:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1929) 	11/09/26 	_x86_64_	(4 CPU)

07:55:09     LINUX RESTART	(4 CPU)

07:56:02          tps      rtps      wtps   bread/s   bwrtn/s
07:57:01       172.67     17.44    155.23    699.95  37735.43
07:58:01        21.86      0.32     21.54      8.66  20599.00
Average:        96.62      8.80     87.82    351.37  29094.51

07:56:02    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
07:57:01     12344848  14231876   4080120     24.84     74892   1999780   2276948     13.03   2013724   1825680     20964
07:58:01     11727272  13629004   4697696     28.60     75812   2012620   2729892     15.62   2627404   1827292      2988
Average:     12036060  13930440   4388908     26.72     75352   2006200   2503420     14.33   2320564   1826486     11976

07:56:02        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
07:57:01         ens3    199.14    155.38   2026.71     34.27      0.00      0.00      0.00      0.00
07:57:01           lo      0.68      0.68      0.08      0.08      0.00      0.00      0.00      0.00
07:58:01         ens3     24.51     17.44     70.46      4.85      0.00      0.00      0.00      0.00
07:58:01           lo      0.20      0.20      0.01      0.01      0.00      0.00      0.00      0.00
Average:         ens3    111.08     85.83   1040.29     19.43      0.00      0.00      0.00      0.00
Average:           lo      0.44      0.44      0.05      0.05      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1929) 	11/09/26 	_x86_64_	(4 CPU)

07:55:09     LINUX RESTART	(4 CPU)

07:56:02        CPU     %user     %nice   %system   %iowait    %steal     %idle
07:57:01        all     38.14      0.00      1.84      1.32      0.02     58.68
07:57:01          0     33.32      0.00      1.75      1.36      0.02     63.56
07:57:01          1     36.69      0.00      1.51      0.49      0.00     61.30
07:57:01          2     38.35      0.00      1.77      2.85      0.03     57.00
07:57:01          3     44.17      0.00      2.34      0.58      0.03     52.89
07:58:01        all     40.00      0.00      0.85      0.37      0.02     58.77
07:58:01          0     52.54      0.00      1.17      0.02      0.02     46.26
07:58:01          1     49.15      0.00      0.83      0.00      0.02     50.00
07:58:01          2     28.39      0.00      0.55      1.38      0.02     69.66
07:58:01          3     29.93      0.00      0.83      0.08      0.02     69.13
Average:        all     39.08      0.00      1.34      0.84      0.02     58.73
Average:          0     43.00      0.00      1.46      0.68      0.02     54.85
Average:          1     42.98      0.00      1.17      0.24      0.01     55.60
Average:          2     33.32      0.00      1.15      2.11      0.03     63.39
Average:          3     37.00      0.00      1.58      0.33      0.03     61.07