---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-2431 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  8.3G   70G  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         609       13276           0        2154       15118
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:49:e4:44 brd ff:ff:ff:ff:ff:ff
    inet 10.30.107.227/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86255sec preferred_lft 86255sec
    inet6 fe80::f816:3eff:fe49:e444/64 scope link 
       valid_lft forever preferred_lft forever

---> sar -b -r -n DEV:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2431) 	11/10/26 	_x86_64_	(4 CPU)

21:11:51     LINUX RESTART	(4 CPU)

21:12:01          tps      rtps      wtps   bread/s   bwrtn/s
21:13:02       273.94     26.03    247.91    953.31  64664.16
21:14:01       161.14     48.70    112.44   1832.77  15557.23
Average:       218.01     37.27    180.74   1389.35  40316.99

21:12:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
21:13:02     13967956  15544852   2457012     14.96     62492   1715980    801004      4.58    669872   1576252    177120
21:14:01     13617600  15502352   2807368     17.09     74772   1998756    820156      4.69    772544   1798176     28832
Average:     13792778  15523602   2632190     16.03     68632   1857368    810580      4.64    721208   1687214    102976

21:12:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
21:13:02         ens3    303.17    187.05   1471.35     57.50      0.00      0.00      0.00      0.00
21:13:02           lo      1.13      1.13      0.13      0.13      0.00      0.00      0.00      0.00
21:14:01         ens3    143.65    118.18   1312.21     33.23      0.00      0.00      0.00      0.00
21:14:01           lo      0.75      0.75      0.07      0.07      0.00      0.00      0.00      0.00
Average:         ens3    224.08    152.91   1392.45     45.47      0.00      0.00      0.00      0.00
Average:           lo      0.94      0.94      0.10      0.10      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2431) 	11/10/26 	_x86_64_	(4 CPU)

21:11:51     LINUX RESTART	(4 CPU)

21:12:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
21:13:02        all     18.72      0.00      1.60      4.11      0.00     75.58
21:13:02          0     11.21      0.00      0.92      2.83      0.00     85.04
21:13:02          1     11.30      0.00      1.07      4.78      0.00     82.85
21:13:02          2     32.64      0.00      3.17      4.72      0.02     59.45
21:13:02          3     19.69      0.00      1.22      4.08      0.00     75.01
21:14:01        all     31.45      0.00      2.02      1.48      0.02     65.03
21:14:01          0     21.73      0.00      1.58      2.04      0.02     74.63
21:14:01          1     30.93      0.00      1.74      1.25      0.02     66.06
21:14:01          2     37.03      0.00      1.92      1.17      0.02     59.87
21:14:01          3     36.09      0.00      2.84      1.49      0.02     59.56
Average:        all     25.04      0.00      1.81      2.80      0.01     70.34
Average:          0     16.43      0.00      1.25      2.44      0.01     79.87
Average:          1     21.07      0.00      1.40      3.02      0.01     74.50
Average:          2     34.81      0.00      2.55      2.96      0.02     59.66
Average:          3     27.83      0.00      2.02      2.80      0.01     67.35