---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-5983 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 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  676K  1.6G   1% /run
/dev/vda1        78G  8.7G   69G  12% /
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         601       12930           0        2508       15110
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:cc:81:ba brd ff:ff:ff:ff:ff:ff
    inet 10.30.107.177/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86211sec preferred_lft 86211sec
    inet6 fe80::f816:3eff:fecc:81ba/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-5983) 	10/28/26 	_x86_64_	(4 CPU)

15:18:50     LINUX RESTART	(4 CPU)

15:19:01          tps      rtps      wtps   bread/s   bwrtn/s
15:20:01       347.26     39.39    307.87   2183.37  61794.90
15:21:01       164.01     32.73    131.28   1815.70  19616.73
Average:       255.63     36.06    219.57   1999.53  40705.82

15:19:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
15:20:01     13805316  15493620   2619652     15.95     67640   1817268    861636      4.93    734604   1664400    264664
15:21:01     12824448  14926580   3600520     21.92     96672   2179616   1336084      7.65   1376708   1957132     85384
Average:     13314882  15210100   3110086     18.94     82156   1998442   1098860      6.29   1055656   1810766    175024

15:19:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
15:20:01           lo      1.33      1.33      0.16      0.16      0.00      0.00      0.00      0.00
15:20:01         ens3    380.25    270.42   2092.46     77.87      0.00      0.00      0.00      0.00
15:21:01           lo      1.87      1.87      0.20      0.20      0.00      0.00      0.00      0.00
15:21:01         ens3    371.07    246.51   2568.77     76.46      0.00      0.00      0.00      0.00
Average:           lo      1.60      1.60      0.18      0.18      0.00      0.00      0.00      0.00
Average:         ens3    375.66    258.47   2330.61     77.16      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5983) 	10/28/26 	_x86_64_	(4 CPU)

15:18:50     LINUX RESTART	(4 CPU)

15:19:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
15:20:01        all     22.87      0.00      2.04      3.52      0.02     71.56
15:20:01          0     11.35      0.00      1.30      1.59      0.02     85.75
15:20:01          1     29.85      0.00      2.14      4.20      0.00     63.81
15:20:01          2     17.09      0.00      1.81      2.09      0.00     79.02
15:20:01          3     33.21      0.00      2.88      6.20      0.02     57.70
15:21:01        all     36.23      0.00      2.53      0.92      0.03     60.30
15:21:01          0     35.45      0.00      2.61      0.52      0.03     61.39
15:21:01          1     49.96      0.00      3.45      0.89      0.03     45.68
15:21:01          2     28.23      0.00      2.47      2.02      0.03     67.25
15:21:01          3     31.28      0.00      1.59      0.25      0.02     66.87
Average:        all     29.54      0.00      2.28      2.22      0.02     65.93
Average:          0     23.38      0.00      1.96      1.05      0.03     73.58
Average:          1     39.89      0.00      2.79      2.55      0.02     54.76
Average:          2     22.66      0.00      2.14      2.06      0.02     73.13
Average:          3     32.24      0.00      2.23      3.23      0.02     62.28