---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-663 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:             2800.012
BogoMIPS:            5600.02
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  8.6G   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         607       13022           0        2409       15115
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:d1:90:75 brd ff:ff:ff:ff:ff:ff
    inet 10.30.106.141/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86251sec preferred_lft 86251sec
    inet6 fe80::f816:3eff:fed1:9075/64 scope link 
       valid_lft forever preferred_lft forever

---> sar -b -r -n DEV:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-663) 	11/03/26 	_x86_64_	(4 CPU)

12:46:50     LINUX RESTART	(4 CPU)

12:47:01          tps      rtps      wtps   bread/s   bwrtn/s
12:48:02       315.76     27.33    288.44    967.57  64713.75
12:49:01       165.73     45.25    120.49   2750.86  17994.92
Average:       241.38     36.21    205.17   1851.72  41550.60

12:47:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
12:48:02     13783552  15509452   2641408     16.08     67960   1851992    868484      4.97    717096   1698120    293876
12:49:01     13372540  15512788   3052420     18.58     77508   2246732    809600      4.63    841312   1964376    146532
Average:     13578046  15511120   2846914     17.33     72734   2049362    839042      4.80    779204   1831248    220204

12:47:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
12:48:02           lo      1.13      1.13      0.13      0.13      0.00      0.00      0.00      0.00
12:48:02         ens3    333.49    224.86   1950.61     70.66      0.00      0.00      0.00      0.00
12:49:01           lo      2.61      2.61      0.65      0.65      0.00      0.00      0.00      0.00
12:49:01         ens3    348.87    273.41   2637.55     65.90      0.00      0.00      0.00      0.00
Average:           lo      1.87      1.87      0.39      0.39      0.00      0.00      0.00      0.00
Average:         ens3    341.12    248.93   2291.19     68.30      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-663) 	11/03/26 	_x86_64_	(4 CPU)

12:46:50     LINUX RESTART	(4 CPU)

12:47:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
12:48:02        all     21.88      0.00      1.90      3.90      0.01     72.32
12:48:02          0     15.27      0.00      1.85      5.25      0.02     77.61
12:48:02          1     27.18      0.00      2.14      4.62      0.00     66.06
12:48:02          2     30.43      0.00      2.12      4.90      0.02     62.54
12:48:02          3     14.69      0.00      1.42      0.83      0.00     83.06
12:49:01        all     44.75      0.00      2.60      0.87      0.02     51.76
12:49:01          0     33.83      0.00      2.94      1.02      0.00     62.21
12:49:01          1     51.43      0.00      2.66      0.27      0.02     45.61
12:49:01          2     55.45      0.00      2.82      1.80      0.03     39.89
12:49:01          3     38.30      0.00      2.01      0.37      0.02     59.30
Average:        all     33.23      0.00      2.25      2.39      0.01     62.12
Average:          0     24.47      0.00      2.39      3.15      0.01     69.98
Average:          1     39.22      0.00      2.40      2.46      0.01     55.91
Average:          2     42.84      0.00      2.47      3.36      0.03     51.31
Average:          3     26.42      0.00      1.71      0.60      0.01     71.25