---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-8856 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 nrip_save 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  676K  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         590       13102           0        2346       15125
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:22:02:f0 brd ff:ff:ff:ff:ff:ff
    inet 10.30.106.85/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86251sec preferred_lft 86251sec
    inet6 fe80::f816:3eff:fe22:2f0/64 scope link 
       valid_lft forever preferred_lft forever

---> sar -b -r -n DEV:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-8856) 	07/11/26 	_x86_64_	(4 CPU)

09:53:42     LINUX RESTART	(4 CPU)

09:54:01          tps      rtps      wtps   bread/s   bwrtn/s
09:55:01       329.88     24.36    305.52    817.06  49175.40
09:56:01       117.76      1.17    116.60    134.51  13976.34
Average:       223.82     12.76    211.06    475.79  31575.87

09:54:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
09:55:01     13895476  15517584   2529492     15.40     61700   1757496    865212      4.95    787364   1522272    119328
09:56:01     13426552  15494928   2998416     18.26     88984   2156284    819252      4.69    824360   1911336    224804
Average:     13661014  15506256   2763954     16.83     75342   1956890    842232      4.82    805862   1716804    172066

09:54:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
09:55:01           lo      2.73      2.73      0.31      0.31      0.00      0.00      0.00      0.00
09:55:01         ens3    142.29    103.20   1370.08     30.52      0.00      0.00      0.00      0.00
09:56:01           lo      1.40      1.40      0.15      0.15      0.00      0.00      0.00      0.00
09:56:01         ens3     90.52     69.29   1499.82     13.14      0.00      0.00      0.00      0.00
Average:           lo      2.07      2.07      0.23      0.23      0.00      0.00      0.00      0.00
Average:         ens3    116.41     86.24   1434.95     21.83      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-8856) 	07/11/26 	_x86_64_	(4 CPU)

09:53:42     LINUX RESTART	(4 CPU)

09:54:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
09:55:01        all     22.62      0.00      2.48      2.55      0.07     72.29
09:55:01          0     19.49      0.00      3.34      3.95      0.05     73.17
09:55:01          1     30.16      0.00      2.46      2.37      0.08     64.92
09:55:01          2     22.24      0.00      2.21      0.65      0.08     74.82
09:55:01          3     18.55      0.00      1.91      3.21      0.07     76.26
09:56:01        all     20.17      0.00      1.60      1.14      0.06     77.02
09:56:01          0     13.02      0.00      1.62      0.65      0.03     84.68
09:56:01          1     48.77      0.00      2.52      0.65      0.08     47.98
09:56:01          2      9.22      0.00      1.18      2.85      0.07     86.69
09:56:01          3      9.65      0.00      1.08      0.40      0.03     88.83
Average:        all     21.40      0.00      2.04      1.84      0.06     74.65
Average:          0     16.25      0.00      2.48      2.30      0.04     78.93
Average:          1     39.48      0.00      2.49      1.51      0.08     56.44
Average:          2     15.76      0.00      1.69      1.75      0.08     80.72
Average:          3     14.09      0.00      1.49      1.80      0.05     82.56