---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-6610 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:             2799.996
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  676K  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         598       12826           0        2614       15112
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:12:8b:d9 brd ff:ff:ff:ff:ff:ff
    inet 10.30.106.118/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86225sec preferred_lft 86225sec
    inet6 fe80::f816:3eff:fe12:8bd9/64 scope link 
       valid_lft forever preferred_lft forever

---> sar -b -r -n DEV:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-6610) 	10/30/26 	_x86_64_	(4 CPU)

15:04:19     LINUX RESTART	(4 CPU)

15:05:02          tps      rtps      wtps   bread/s   bwrtn/s
15:06:01       169.46     36.49    132.98   1992.61  23930.86
15:07:01       131.19     23.36    107.83   1839.16  16328.21
Average:       150.17     29.87    120.30   1915.24  20097.60

15:05:02    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
15:06:01     13325896  15303880   3099072     18.87     78440   2083208   1093192      6.26    942080   1907668    272336
15:07:01     13125268  15465928   3299700     20.09     98360   2414184    863988      4.94    941364   2086252    149360
Average:     13225582  15384904   3199386     19.48     88400   2248696    978590      5.60    941722   1996960    210848

15:05:02        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
15:06:01         ens3    246.30    179.75   2469.13     35.00      0.00      0.00      0.00      0.00
15:06:01           lo      1.97      1.97      0.23      0.23      0.00      0.00      0.00      0.00
15:07:01         ens3    311.51    226.53   1975.74     67.46      0.00      0.00      0.00      0.00
15:07:01           lo      2.47      2.47      0.63      0.63      0.00      0.00      0.00      0.00
Average:         ens3    279.18    203.34   2220.36     51.37      0.00      0.00      0.00      0.00
Average:           lo      2.22      2.22      0.43      0.43      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-6610) 	10/30/26 	_x86_64_	(4 CPU)

15:04:19     LINUX RESTART	(4 CPU)

15:05:02        CPU     %user     %nice   %system   %iowait    %steal     %idle
15:06:01        all     25.93      0.00      2.05      2.11      0.01     69.90
15:06:01          0     27.92      0.00      2.12      1.68      0.02     68.25
15:06:01          1     41.33      0.00      2.76      1.70      0.02     54.19
15:06:01          2     17.72      0.00      1.82      4.58      0.00     75.88
15:06:01          3     16.85      0.00      1.46      0.45      0.02     81.21
15:07:01        all     39.70      0.00      2.51      0.61      0.02     57.16
15:07:01          0     58.70      0.00      2.40      0.30      0.02     38.58
15:07:01          1     37.11      0.00      1.93      0.28      0.02     60.66
15:07:01          2     37.47      0.00      2.65      0.62      0.02     59.24
15:07:01          3     25.51      0.00      3.06      1.24      0.02     70.18
Average:        all     32.86      0.00      2.28      1.35      0.01     63.49
Average:          0     43.45      0.00      2.27      0.99      0.02     53.28
Average:          1     39.21      0.00      2.34      0.99      0.02     57.45
Average:          2     27.68      0.00      2.24      2.58      0.01     67.49
Average:          3     21.20      0.00      2.26      0.85      0.02     75.67