---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-820 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  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         583       13125           0        2330       15132
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:03:70:c5 brd ff:ff:ff:ff:ff:ff
    inet 10.30.106.51/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86245sec preferred_lft 86245sec
    inet6 fe80::f816:3eff:fe03:70c5/64 scope link 
       valid_lft forever preferred_lft forever

---> sar -b -r -n DEV:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-820) 	10/12/26 	_x86_64_	(4 CPU)

05:45:44     LINUX RESTART	(4 CPU)

05:46:01          tps      rtps      wtps   bread/s   bwrtn/s
05:47:02       255.46     24.40    231.06    823.60  49513.21
05:48:01       115.20      1.14    114.07    133.40  27822.13
Average:       185.92     12.86    173.05    481.40  38758.80

05:46:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
05:47:02     13923124  15526812   2501844     15.23     59296   1743448    815104      4.66    772804   1512488    107132
05:48:01     13427920  15485360   2997048     18.25     86776   2147224    866048      4.96    831396   1902436    231708
Average:     13675522  15506086   2749446     16.74     73036   1945336    840576      4.81    802100   1707462    169420

05:46:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
05:47:02           lo      1.93      1.93      0.22      0.22      0.00      0.00      0.00      0.00
05:47:02         ens3    168.49    116.30    934.59     33.21      0.00      0.00      0.00      0.00
05:48:01           lo      1.08      1.08      0.12      0.12      0.00      0.00      0.00      0.00
05:48:01         ens3     94.29     58.24   1426.29      9.96      0.00      0.00      0.00      0.00
Average:           lo      1.51      1.51      0.17      0.17      0.00      0.00      0.00      0.00
Average:         ens3    131.70     87.51   1178.38     21.68      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-820) 	10/12/26 	_x86_64_	(4 CPU)

05:45:44     LINUX RESTART	(4 CPU)

05:46:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
05:47:02        all     21.20      0.00      2.39      2.93      0.01     73.47
05:47:02          0     17.20      0.00      2.19      3.94      0.02     76.65
05:47:02          1     26.01      0.00      2.29      1.02      0.02     70.66
05:47:02          2     32.85      0.00      2.52      0.53      0.02     64.08
05:47:02          3      8.63      0.00      2.59      6.26      0.00     82.52
05:48:01        all     20.04      0.00      1.43      1.50      0.01     77.02
05:48:01          0      5.70      0.00      1.16      3.29      0.00     89.85
05:48:01          1      2.96      0.00      0.58      1.07      0.00     95.39
05:48:01          2     29.67      0.00      1.86      0.36      0.02     68.10
05:48:01          3     41.71      0.00      2.11      1.29      0.03     54.86
Average:        all     20.62      0.00      1.91      2.22      0.01     75.23
Average:          0     11.50      0.00      1.68      3.62      0.01     83.19
Average:          1     14.58      0.00      1.44      1.05      0.01     82.92
Average:          2     31.27      0.00      2.20      0.45      0.02     66.07
Average:          3     25.08      0.00      2.35      3.79      0.02     68.76