---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-186 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         562       13137           0        2340       15158
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:2c:a4:07 brd ff:ff:ff:ff:ff:ff
    inet 10.30.106.47/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86190sec preferred_lft 86190sec
    inet6 fe80::f816:3eff:fe2c:a407/64 scope link 
       valid_lft forever preferred_lft forever

---> sar -b -r -n DEV:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-186) 	10/04/25 	_x86_64_	(4 CPU)

07:40:19     LINUX RESTART	(4 CPU)

07:41:02          tps      rtps      wtps   bread/s   bwrtn/s
07:42:01       178.44     18.81    159.63    720.96  33917.91
07:43:01        79.00     29.80     49.21   2077.25   9159.94
Average:       128.31     24.35    103.96   1404.81  21434.92

07:41:02    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
07:42:01     13015908  14821380   3409060     20.76     76072   1918068   1539420      8.81   1434332   1736680    103540
07:43:01     12336376  14411660   4088592     24.89     81212   2172732   1821548     10.42   1894532   1934688     41056
Average:     12676142  14616520   3748826     22.82     78642   2045400   1680484      9.62   1664432   1835684     72298

07:41:02        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
07:42:01           lo      0.61      0.61      0.07      0.07      0.00      0.00      0.00      0.00
07:42:01         ens3    458.50    322.74   2979.11     96.89      0.00      0.00      0.00      0.00
07:43:01           lo      0.67      0.67      0.07      0.07      0.00      0.00      0.00      0.00
07:43:01         ens3   1213.76    792.38   2559.44    276.92      0.00      0.00      0.00      0.00
Average:           lo      0.64      0.64      0.07      0.07      0.00      0.00      0.00      0.00
Average:         ens3    839.30    559.54   2767.52    187.66      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-186) 	10/04/25 	_x86_64_	(4 CPU)

07:40:19     LINUX RESTART	(4 CPU)

07:41:02        CPU     %user     %nice   %system   %iowait    %steal     %idle
07:42:01        all     35.92      0.00      1.92      1.65      0.08     60.44
07:42:01          0     36.71      0.00      1.90      0.66      0.08     60.65
07:42:01          1     46.57      0.00      2.26      1.31      0.07     49.79
07:42:01          2     30.26      0.00      1.82      1.09      0.05     66.78
07:42:01          3     30.14      0.00      1.66      3.55      0.08     64.57
07:43:01        all     60.99      0.00      2.57      0.38      0.09     35.98
07:43:01          0     61.88      0.00      2.34      0.23      0.10     35.44
07:43:01          1     55.50      0.00      3.33      0.85      0.10     40.22
07:43:01          2     61.51      0.00      2.44      0.18      0.08     35.78
07:43:01          3     65.05      0.00      2.16      0.27      0.10     32.42
Average:        all     48.56      0.00      2.24      1.01      0.08     48.10
Average:          0     49.38      0.00      2.12      0.45      0.09     47.96
Average:          1     51.09      0.00      2.80      1.08      0.08     44.95
Average:          2     46.04      0.00      2.13      0.63      0.07     51.13
Average:          3     47.71      0.00      1.91      1.90      0.09     48.39