---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-5646 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  8.3G   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         541       13469           0        2029       15184
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:0a:05:50 brd ff:ff:ff:ff:ff:ff
    inet 10.30.106.250/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86263sec preferred_lft 86263sec
    inet6 fe80::f816:3eff:fe0a:550/64 scope link 
       valid_lft forever preferred_lft forever

---> sar -b -r -n DEV:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5646) 	02/06/26 	_x86_64_	(4 CPU)

05:59:47     LINUX RESTART	(4 CPU)

06:00:01          tps      rtps      wtps   bread/s   bwrtn/s
06:01:02       362.97     26.11    336.86    921.85  17359.24
06:02:01       130.96      5.76    125.20    225.05  20884.87
Average:       247.94     16.02    231.92    576.37  19107.24

06:00:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
06:01:02     13961424  15592316   2463536     15.00     67500   1759676    729816      4.18    622316   1615596    231768
06:02:01     13854148  15611048   2570812     15.65     79836   1864404    717948      4.11    646088   1683736     25492
Average:     13907786  15601682   2517174     15.33     73668   1812040    723882      4.14    634202   1649666    128630

06:00:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
06:01:02         ens3    324.50    194.82   1502.81     60.59      0.00      0.00      0.00      0.00
06:01:02           lo      1.33      1.33      0.16      0.16      0.00      0.00      0.00      0.00
06:02:01         ens3     39.55     30.47     44.71     12.88      0.00      0.00      0.00      0.00
06:02:01           lo      1.97      1.97      0.21      0.21      0.00      0.00      0.00      0.00
Average:         ens3    183.22    113.33    779.88     36.94      0.00      0.00      0.00      0.00
Average:           lo      1.65      1.65      0.18      0.18      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5646) 	02/06/26 	_x86_64_	(4 CPU)

05:59:47     LINUX RESTART	(4 CPU)

06:00:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
06:01:02        all     21.71      0.00      1.93      3.37      0.06     72.93
06:01:02          0      9.67      0.00      0.79      2.86      0.07     86.62
06:01:02          1     17.42      0.00      1.35      2.84      0.05     78.34
06:01:02          2     41.05      0.00      3.06      1.29      0.07     54.53
06:01:02          3     19.00      0.00      2.52      6.49      0.07     71.91
06:02:01        all     23.12      0.00      1.90      1.58      0.06     73.34
06:02:01          0      6.87      0.00      1.14      1.31      0.03     90.65
06:02:01          1     53.83      0.00      3.01      1.87      0.08     41.20
06:02:01          2     16.19      0.00      1.44      0.10      0.05     82.22
06:02:01          3     15.73      0.00      2.02      3.08      0.05     79.12
Average:        all     22.42      0.00      1.91      2.48      0.06     73.13
Average:          0      8.28      0.00      0.96      2.09      0.05     88.61
Average:          1     35.46      0.00      2.17      2.36      0.07     59.94
Average:          2     28.52      0.00      2.25      0.69      0.06     68.49
Average:          3     17.36      0.00      2.27      4.78      0.06     75.52