---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-9067 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:             2799.998
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 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  680K  1.6G   1% /run
/dev/vda1        78G  8.7G   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         605       12866           0        2568       15104
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:41:8d:0f brd ff:ff:ff:ff:ff:ff
    inet 10.30.106.178/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86208sec preferred_lft 86208sec
    inet6 fe80::f816:3eff:fe41:8d0f/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-9067) 	07/11/26 	_x86_64_	(4 CPU)

21:40:21     LINUX RESTART	(4 CPU)

21:41:01          tps      rtps      wtps   bread/s   bwrtn/s
21:42:01       148.45     14.85    133.61    428.66  21552.68
21:43:01       367.98     42.32    325.66   2899.03  20692.30
Average:       258.21     28.58    229.63   1663.85  21122.49

21:41:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
21:42:01     13176104  15093212   3248864     19.78     77456   2024744   1323028      7.57   1153404   1847436    281888
21:43:01     13189300  15484796   3235668     19.70     97936   2367372    805576      4.61    874084   2086024     70268
Average:     13182702  15289004   3242266     19.74     87696   2196058   1064302      6.09   1013744   1966730    176078

21:41:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
21:42:01           lo      1.47      1.47      0.18      0.18      0.00      0.00      0.00      0.00
21:42:01         ens3    242.35    170.79   2366.74     35.26      0.00      0.00      0.00      0.00
21:43:01           lo      1.53      1.53      0.17      0.17      0.00      0.00      0.00      0.00
21:43:01         ens3    391.94    283.76   3038.76     73.99      0.00      0.00      0.00      0.00
Average:           lo      1.50      1.50      0.18      0.18      0.00      0.00      0.00      0.00
Average:         ens3    317.14    227.27   2702.75     54.63      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-9067) 	07/11/26 	_x86_64_	(4 CPU)

21:40:21     LINUX RESTART	(4 CPU)

21:41:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
21:42:01        all     25.99      0.00      1.84      1.59      0.06     70.52
21:42:01          0     34.79      0.00      2.02      0.67      0.07     62.45
21:42:01          1     37.12      0.00      2.85      1.37      0.07     58.59
21:42:01          2     13.54      0.00      1.16      4.01      0.05     81.24
21:42:01          3     18.44      0.00      1.32      0.30      0.05     79.90
21:43:01        all     37.50      0.00      2.67      1.51      0.07     58.26
21:43:01          0     45.75      0.00      2.46      0.20      0.07     51.52
21:43:01          1     34.80      0.00      2.66      1.79      0.07     60.68
21:43:01          2     35.38      0.00      2.52      1.76      0.08     60.26
21:43:01          3     34.05      0.00      3.06      2.29      0.05     60.55
Average:        all     31.74      0.00      2.25      1.55      0.06     64.39
Average:          0     40.27      0.00      2.24      0.43      0.07     56.99
Average:          1     35.96      0.00      2.76      1.58      0.07     59.63
Average:          2     24.48      0.00      1.84      2.88      0.07     70.73
Average:          3     26.23      0.00      2.19      1.29      0.05     70.24