---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-1370 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  676K  1.6G   1% /run
/dev/vda1        78G  8.6G   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         583       12953           0        2502       15128
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:83:db:d9 brd ff:ff:ff:ff:ff:ff
    inet 10.30.106.254/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86215sec preferred_lft 86215sec
    inet6 fe80::f816:3eff:fe83:dbd9/64 scope link 
       valid_lft forever preferred_lft forever

---> sar -b -r -n DEV:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1370) 	10/13/26 	_x86_64_	(4 CPU)

16:07:50     LINUX RESTART	(4 CPU)

16:08:01          tps      rtps      wtps   bread/s   bwrtn/s
16:09:01       328.03     33.89    294.13   1261.52  13299.52
16:10:01       173.59     33.46    140.14   1835.79  22632.19
Average:       250.80     33.67    217.13   1548.68  17966.24

16:08:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
16:09:01     13773256  15491812   2651712     16.14     68428   1844284    877272      5.02    732996   1691108    294324
16:10:01     12774768  14874720   3650200     22.22     96100   2178124   1361816      7.79   1431624   1950532     51628
Average:     13274012  15183266   3150956     19.18     82264   2011204   1119544      6.41   1082310   1820820    172976

16:08:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
16:09:01           lo      1.27      1.27      0.15      0.15      0.00      0.00      0.00      0.00
16:09:01         ens3    370.75    250.87   2073.22     78.84      0.00      0.00      0.00      0.00
16:10:01           lo     21.28     21.28      1.16      1.16      0.00      0.00      0.00      0.00
16:10:01         ens3    754.22    421.03   2699.42    170.24      0.00      0.00      0.00      0.00
Average:           lo     11.27     11.27      0.65      0.65      0.00      0.00      0.00      0.00
Average:         ens3    562.50    335.96   2386.34    124.54      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1370) 	10/13/26 	_x86_64_	(4 CPU)

16:07:50     LINUX RESTART	(4 CPU)

16:08:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
16:09:01        all     23.75      0.00      2.00      2.85      0.01     71.38
16:09:01          0     32.93      0.00      2.22      2.82      0.02     62.02
16:09:01          1     20.51      0.00      1.78      1.77      0.02     75.93
16:09:01          2     26.02      0.00      2.34      3.37      0.02     68.25
16:09:01          3     15.54      0.00      1.69      3.47      0.00     79.30
16:10:01        all     42.17      0.00      2.89      0.95      0.02     53.97
16:10:01          0     39.65      0.00      3.21      0.69      0.02     56.44
16:10:01          1     34.16      0.00      3.00      1.57      0.02     61.26
16:10:01          2     44.20      0.00      2.17      0.22      0.03     53.38
16:10:01          3     50.67      0.00      3.18      1.34      0.02     44.80
Average:        all     32.95      0.00      2.45      1.90      0.01     62.68
Average:          0     36.28      0.00      2.71      1.75      0.02     59.23
Average:          1     27.32      0.00      2.39      1.67      0.02     68.60
Average:          2     35.10      0.00      2.26      1.80      0.03     60.82
Average:          3     33.09      0.00      2.43      2.41      0.01     62.07