---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-57 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 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  8.4G   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         557       13186           0        2296       15166
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:52:47:e0 brd ff:ff:ff:ff:ff:ff
    inet 10.30.106.55/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86224sec preferred_lft 86224sec
    inet6 fe80::f816:3eff:fe52:47e0/64 scope link 
       valid_lft forever preferred_lft forever

---> sar -b -r -n DEV:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-57) 	11/02/26 	_x86_64_	(4 CPU)

09:21:26     LINUX RESTART	(4 CPU)

09:22:03          tps      rtps      wtps   bread/s   bwrtn/s
09:23:01       130.44     37.96     92.48   1519.74  17956.63
09:24:01       144.73     29.68    115.05   2673.82  23382.10
Average:       137.71     33.75    103.96   2106.56  20715.34

09:22:03    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
09:23:01     13685956  15490016   2739004     16.68     70280   1925020   1228348      7.03    732496   1773324    304588
09:24:01     13488404  15514808   2936556     17.88     78400   2133248    803936      4.60    836812   1855140     36276
Average:     13587180  15502412   2837780     17.28     74340   2029134   1016142      5.82    784654   1814232    170432

09:22:03        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
09:23:01         ens3    129.41     86.31   1880.26     26.65      0.00      0.00      0.00      0.00
09:23:01           lo      1.24      1.24      0.15      0.15      0.00      0.00      0.00      0.00
09:24:01         ens3    341.46    224.61   1781.99     74.66      0.00      0.00      0.00      0.00
09:24:01           lo      0.33      0.33      0.03      0.03      0.00      0.00      0.00      0.00
Average:         ens3    237.23    156.63   1830.29     51.06      0.00      0.00      0.00      0.00
Average:           lo      0.78      0.78      0.09      0.09      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-57) 	11/02/26 	_x86_64_	(4 CPU)

09:21:26     LINUX RESTART	(4 CPU)

09:22:03        CPU     %user     %nice   %system   %iowait    %steal     %idle
09:23:01        all     20.97      0.00      1.35      2.55      0.01     75.12
09:23:01          0      6.36      0.00      0.55      3.47      0.00     89.62
09:23:01          1     20.35      0.00      1.23      0.45      0.00     77.97
09:23:01          2     29.49      0.00      1.77      1.63      0.00     67.11
09:23:01          3     27.61      0.00      1.90      4.67      0.02     65.80
09:24:01        all     36.43      0.00      2.30      0.71      0.01     60.54
09:24:01          0     30.33      0.00      2.59      1.30      0.02     65.76
09:24:01          1     48.80      0.00      2.19      0.15      0.02     48.85
09:24:01          2     34.99      0.00      2.68      1.15      0.02     61.17
09:24:01          3     31.61      0.00      1.70      0.25      0.02     66.43
Average:        all     28.82      0.00      1.84      1.62      0.01     67.72
Average:          0     18.55      0.00      1.59      2.37      0.01     77.49
Average:          1     34.81      0.00      1.71      0.30      0.01     63.17
Average:          2     32.28      0.00      2.23      1.39      0.01     64.09
Average:          3     29.64      0.00      1.80      2.43      0.02     66.12