---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-2390 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:             2799.996
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 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  8.5G   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         547       13173           0        2318       15173
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:04:ae:5d brd ff:ff:ff:ff:ff:ff
    inet 10.30.107.53/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86214sec preferred_lft 86214sec
    inet6 fe80::f816:3eff:fe04:ae5d/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-2390) 	11/10/26 	_x86_64_	(4 CPU)

16:14:44     LINUX RESTART	(4 CPU)

16:15:01          tps      rtps      wtps   bread/s   bwrtn/s
16:16:02       139.68     19.05    120.63    704.15  58687.42
16:17:01       167.67     41.05    126.62   2484.72  18102.20
Average:       153.56     29.96    123.60   1587.03  38563.59

16:15:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
16:16:02     13791808  15492864   2633160     16.03     68116   1828384    839600      4.80    732920   1674048    275972
16:17:01     13008308  15033084   3416660     20.80     79336   2127864   1173104      6.71   1251504   1912584     19288
Average:     13400058  15262974   3024910     18.42     73726   1978124   1006352      5.76    992212   1793316    147630

16:15:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
16:16:02         ens3    207.03    157.22   1390.88     22.79      0.00      0.00      0.00      0.00
16:16:02           lo      1.00      1.00      0.12      0.12      0.00      0.00      0.00      0.00
16:17:01         ens3    271.54    244.27   2688.97     69.04      0.00      0.00      0.00      0.00
16:17:01           lo      0.54      0.54      0.05      0.05      0.00      0.00      0.00      0.00
Average:         ens3    239.02    200.39   2034.53     45.72      0.00      0.00      0.00      0.00
Average:           lo      0.77      0.77      0.09      0.09      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2390) 	11/10/26 	_x86_64_	(4 CPU)

16:14:44     LINUX RESTART	(4 CPU)

16:15:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
16:16:02        all     16.67      0.00      1.30      4.38      0.01     77.64
16:16:02          0     19.38      0.00      1.49      3.86      0.02     75.26
16:16:02          1      4.40      0.00      1.07      8.53      0.02     85.99
16:16:02          2     23.69      0.00      1.38      0.63      0.02     74.27
16:16:02          3     19.20      0.00      1.25      4.50      0.02     75.03
16:17:01        all     48.86      0.00      2.94      3.83      0.03     44.34
16:17:01          0     45.85      0.00      4.02      6.62      0.02     43.50
16:17:01          1     48.38      0.00      2.51      4.26      0.02     44.83
16:17:01          2     52.63      0.00      2.65      2.40      0.02     42.31
16:17:01          3     48.61      0.00      2.59      2.05      0.02     46.73
Average:        all     32.64      0.00      2.12      4.11      0.02     61.12
Average:          0     32.51      0.00      2.74      5.23      0.02     59.50
Average:          1     26.22      0.00      1.79      6.41      0.02     65.57
Average:          2     38.02      0.00      2.01      1.51      0.02     58.44
Average:          3     33.81      0.00      1.92      3.28      0.02     60.97