---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-2598 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 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  8.5G   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         551       13220           0        2267       15174
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:6b:12:01 brd ff:ff:ff:ff:ff:ff
    inet 10.30.106.43/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86256sec preferred_lft 86256sec
    inet6 fe80::f816:3eff:fe6b:1201/64 scope link 
       valid_lft forever preferred_lft forever

---> sar -b -r -n DEV:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2598) 	10/17/26 	_x86_64_	(4 CPU)

20:14:53     LINUX RESTART	(4 CPU)

20:15:01          tps      rtps      wtps   bread/s   bwrtn/s
20:16:01       160.09     36.16    123.93   1687.59  66087.12
20:17:01       171.72     48.13    123.58   1798.00  17266.93
Average:       165.90     42.15    123.76   1742.79  41679.06

20:15:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
20:16:01     13977292  15546712   2447668     14.90     61552   1709532    791544      4.53    663800   1570804    176988
20:17:01     13580900  15579776   2844060     17.32     75192   2110240    739648      4.23    737412   1862896     91312
Average:     13779096  15563244   2645864     16.11     68372   1909886    765596      4.38    700606   1716850    134150

20:15:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
20:16:01           lo      1.27      1.27      0.15      0.15      0.00      0.00      0.00      0.00
20:16:01         ens3    353.24    232.24   1781.55     76.47      0.00      0.00      0.00      0.00
20:17:01           lo      0.60      0.60      0.06      0.06      0.00      0.00      0.00      0.00
20:17:01         ens3    199.93    155.45   1740.80    524.28      0.00      0.00      0.00      0.00
Average:           lo      0.93      0.93      0.10      0.10      0.00      0.00      0.00      0.00
Average:         ens3    276.59    193.85   1761.18    300.36      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2598) 	10/17/26 	_x86_64_	(4 CPU)

20:14:53     LINUX RESTART	(4 CPU)

20:15:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
20:16:01        all     19.35      0.00      1.62      7.87      0.01     71.15
20:16:01          0     22.94      0.00      2.31     15.17      0.00     59.58
20:16:01          1     16.03      0.00      1.25      4.11      0.00     78.60
20:16:01          2     19.63      0.00      1.42      8.03      0.00     70.93
20:16:01          3     18.83      0.00      1.45      4.19      0.00     75.52
20:17:01        all     29.33      0.00      2.01      1.08      0.01     67.57
20:17:01          0     15.93      0.00      1.61      1.70      0.02     80.74
20:17:01          1     30.31      0.00      1.89      0.79      0.00     67.01
20:17:01          2     51.25      0.00      2.56      0.32      0.02     45.86
20:17:01          3     19.87      0.00      1.97      1.56      0.02     76.59
Average:        all     24.34      0.00      1.81      4.48      0.01     69.36
Average:          0     19.42      0.00      1.96      8.41      0.01     70.19
Average:          1     23.17      0.00      1.57      2.45      0.00     72.81
Average:          2     35.42      0.00      1.99      4.18      0.01     58.41
Average:          3     19.35      0.00      1.71      2.88      0.01     76.05