---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-501 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         594       13154           0        2291       15133
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:0f:0d:60 brd ff:ff:ff:ff:ff:ff
    inet 10.30.106.240/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86238sec preferred_lft 86238sec
    inet6 fe80::f816:3eff:fe0f:d60/64 scope link 
       valid_lft forever preferred_lft forever

---> sar -b -r -n DEV:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-501) 	04/11/26 	_x86_64_	(4 CPU)

13:43:28     LINUX RESTART	(4 CPU)

13:44:03          tps      rtps      wtps   bread/s   bwrtn/s
13:45:01       160.77     18.63    142.13    722.50  30236.44
13:46:01       345.99     30.36    315.63   2084.45  15961.47
Average:       254.95     24.60    230.35   1415.01  22978.00

13:44:03    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
13:45:01     13252524  15016996   3172444     19.31     71460   1885368   1562596      8.94   1222000   1718712    196560
13:46:01     13485124  15508296   2939844     17.90     75060   2137664    824860      4.72    830728   1874160     26620
Average:     13368824  15262646   3056144     18.61     73260   2011516   1193728      6.83   1026364   1796436    111590

13:44:03        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
13:45:01           lo      1.31      1.31      0.15      0.15      0.00      0.00      0.00      0.00
13:45:01         ens3    251.34    193.24   2228.76     40.86      0.00      0.00      0.00      0.00
13:46:01           lo      1.33      1.33      0.15      0.15      0.00      0.00      0.00      0.00
13:46:01         ens3    506.07    333.64   3081.39     91.24      0.00      0.00      0.00      0.00
Average:           lo      1.32      1.32      0.15      0.15      0.00      0.00      0.00      0.00
Average:         ens3    380.86    264.63   2662.30     66.48      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-501) 	04/11/26 	_x86_64_	(4 CPU)

13:43:28     LINUX RESTART	(4 CPU)

13:44:03        CPU     %user     %nice   %system   %iowait    %steal     %idle
13:45:01        all     31.52      0.00      1.79      2.17      0.06     64.46
13:45:01          0     24.78      0.00      1.59      2.44      0.07     71.12
13:45:01          1     34.93      0.00      2.12      5.47      0.07     57.40
13:45:01          2     23.91      0.00      1.20      0.38      0.05     74.45
13:45:01          3     42.44      0.00      2.24      0.40      0.09     54.84
13:46:01        all     31.95      0.00      2.02      1.45      0.06     64.52
13:46:01          0     30.52      0.00      1.51      0.82      0.05     67.10
13:46:01          1     31.57      0.00      2.34      1.54      0.05     64.50
13:46:01          2     20.66      0.00      1.47      0.73      0.05     77.09
13:46:01          3     45.17      0.00      2.77      2.71      0.07     49.28
Average:        all     31.74      0.00      1.90      1.80      0.06     64.49
Average:          0     27.70      0.00      1.55      1.62      0.06     69.07
Average:          1     33.22      0.00      2.23      3.47      0.06     61.01
Average:          2     22.26      0.00      1.34      0.56      0.05     75.80
Average:          3     43.83      0.00      2.51      1.57      0.08     52.02