---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-661 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:             2799.996
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 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  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         605       13030           0        2404       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:35:af:6d brd ff:ff:ff:ff:ff:ff
    inet 10.30.106.38/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86252sec preferred_lft 86252sec
    inet6 fe80::f816:3eff:fe35:af6d/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-661) 	11/03/26 	_x86_64_	(4 CPU)

12:29:49     LINUX RESTART	(4 CPU)

12:30:01          tps      rtps      wtps   bread/s   bwrtn/s
12:31:01       321.86     33.47    288.39   1217.19  62581.41
12:32:01       162.44     44.56    117.88   2704.35  17801.17
Average:       242.16     39.02    203.14   1960.71  40193.15

12:30:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
12:31:01     13788340  15500688   2636628     16.05     67352   1840176    866308      4.96    727096   1686840    286456
12:32:01     13387480  15523788   3037488     18.49     77536   2243056    816188      4.67    832732   1961060    148848
Average:     13587910  15512238   2837058     17.27     72444   2041616    841248      4.81    779914   1823950    217652

12:30:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
12:31:01         ens3    300.78    211.90   2068.97     74.25      0.00      0.00      0.00      0.00
12:31:01           lo      1.13      1.13      0.13      0.13      0.00      0.00      0.00      0.00
12:32:01         ens3    397.32    294.12   2615.21     87.26      0.00      0.00      0.00      0.00
12:32:01           lo      2.55      2.55      0.63      0.63      0.00      0.00      0.00      0.00
Average:         ens3    349.05    253.00   2342.06     80.76      0.00      0.00      0.00      0.00
Average:           lo      1.84      1.84      0.38      0.38      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-661) 	11/03/26 	_x86_64_	(4 CPU)

12:29:49     LINUX RESTART	(4 CPU)

12:30:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
12:31:01        all     22.01      0.00      1.86      4.17      0.01     71.96
12:31:01          0      9.58      0.00      1.75      4.77      0.02     83.88
12:31:01          1     49.48      0.00      2.79      1.39      0.03     46.31
12:31:01          2     20.29      0.00      1.64      0.92      0.00     77.16
12:31:01          3      8.80      0.00      1.24      9.60      0.00     80.36
12:32:01        all     43.19      0.00      2.48      0.83      0.02     53.49
12:32:01          0     33.47      0.00      2.26      1.57      0.02     62.69
12:32:01          1     55.54      0.00      2.62      0.33      0.00     41.51
12:32:01          2     36.85      0.00      2.55      0.75      0.02     59.83
12:32:01          3     46.94      0.00      2.47      0.67      0.02     49.91
Average:        all     32.59      0.00      2.17      2.50      0.01     62.73
Average:          0     21.49      0.00      2.01      3.17      0.02     73.32
Average:          1     52.51      0.00      2.70      0.86      0.02     43.91
Average:          2     28.57      0.00      2.09      0.83      0.01     68.49
Average:          3     27.86      0.00      1.85      5.14      0.01     65.14