---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-6831 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  672K  1.6G   1% /run
/dev/vda1        78G  9.6G   68G  13% /
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        1233       11304           0        3501       14475
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:25:c3:ad brd ff:ff:ff:ff:ff:ff
    inet 10.30.107.45/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86221sec preferred_lft 86221sec
    inet6 fe80::f816:3eff:fe25:c3ad/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-6831) 	10/03/26 	_x86_64_	(4 CPU)

17:56:22     LINUX RESTART	(4 CPU)

17:57:02          tps      rtps      wtps   bread/s   bwrtn/s
17:58:01       173.97     30.47    143.50   1760.79  56996.44
17:59:01        81.44      8.50     72.94    649.36  19475.82
Average:       127.31     19.39    107.92   1200.40  38078.51

17:57:02    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
17:58:01     12363992  15311640   4060976     24.72     72564   3050084    973400      5.57    929676   2868752    197448
17:59:01     11550056  14795880   4874912     29.68     76648   3338612   1463180      8.37   1604016   2996600     29868
Average:     11957024  15053760   4467944     27.20     74606   3194348   1218290      6.97   1266846   2932676    113658

17:57:02        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
17:58:01           lo      0.75      0.75      0.09      0.09      0.00      0.00      0.00      0.00
17:58:01         ens3    967.43    633.89  20359.08     70.93      0.00      0.00      0.00      0.00
17:59:01           lo      0.33      0.33      0.03      0.03      0.00      0.00      0.00      0.00
17:59:01         ens3    333.18    248.61   1637.17    134.48      0.00      0.00      0.00      0.00
Average:           lo      0.54      0.54      0.06      0.06      0.00      0.00      0.00      0.00
Average:         ens3    647.64    439.63  10919.48    102.97      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-6831) 	10/03/26 	_x86_64_	(4 CPU)

17:56:22     LINUX RESTART	(4 CPU)

17:57:02        CPU     %user     %nice   %system   %iowait    %steal     %idle
17:58:01        all     24.55      0.00      2.42      2.07      0.01     70.95
17:58:01          0     34.39      0.00      2.39      0.76      0.02     62.44
17:58:01          1     28.13      0.00      1.86      1.09      0.02     68.90
17:58:01          2     13.37      0.00      2.36      4.80      0.00     79.48
17:58:01          3     22.26      0.00      3.06      1.65      0.00     73.04
17:59:01        all     33.36      0.00      1.68      0.38      0.01     64.57
17:59:01          0     45.41      0.00      2.30      0.38      0.02     51.90
17:59:01          1     38.63      0.00      2.27      0.62      0.00     58.48
17:59:01          2     24.85      0.00      1.25      0.53      0.02     73.35
17:59:01          3     24.51      0.00      0.94      0.00      0.02     74.54
Average:        all     29.00      0.00      2.05      1.22      0.01     67.73
Average:          0     39.95      0.00      2.34      0.57      0.02     57.11
Average:          1     33.43      0.00      2.07      0.85      0.01     63.64
Average:          2     19.18      0.00      1.80      2.64      0.01     76.38
Average:          3     23.39      0.00      1.99      0.82      0.01     73.79