---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-6682 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  8.6G   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         605       13032           0        2402       15118
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:cf:1f:b3 brd ff:ff:ff:ff:ff:ff
    inet 10.30.107.189/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86244sec preferred_lft 86244sec
    inet6 fe80::f816:3eff:fecf:1fb3/64 scope link 
       valid_lft forever preferred_lft forever

---> sar -b -r -n DEV:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-6682) 	10/30/26 	_x86_64_	(4 CPU)

21:26:45     LINUX RESTART	(4 CPU)

21:27:01          tps      rtps      wtps   bread/s   bwrtn/s
21:28:01       134.24      9.42    124.83    472.99  55853.22
21:29:01       152.71     44.51    108.20   2692.35  16060.12
Average:       143.48     26.96    116.51   1582.67  35956.67

21:27:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
21:28:01     13897548  15620828   2527420     15.39     69440   1846428    725668      4.15    590928   1707752    249968
21:29:01     13376252  15510508   3048716     18.56     77504   2241100    807396      4.62    902508   1900292    149080
Average:     13636900  15565668   2788068     16.97     73472   2043764    766532      4.39    746718   1804022    199524

21:27:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
21:28:01           lo      1.07      1.07      0.13      0.13      0.00      0.00      0.00      0.00
21:28:01         ens3     94.82     63.02   1374.02     10.13      0.00      0.00      0.00      0.00
21:29:01           lo      2.47      2.47      0.63      0.63      0.00      0.00      0.00      0.00
21:29:01         ens3    390.55    289.27   2612.04   1066.79      0.00      0.00      0.00      0.00
Average:           lo      1.77      1.77      0.38      0.38      0.00      0.00      0.00      0.00
Average:         ens3    242.68    176.15   1993.03    538.46      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-6682) 	10/30/26 	_x86_64_	(4 CPU)

21:26:45     LINUX RESTART	(4 CPU)

21:27:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
21:28:01        all     18.54      0.00      1.29      3.12      0.01     77.03
21:28:01          0      2.89      0.00      0.60      7.96      0.00     88.55
21:28:01          1     11.40      0.00      1.09      2.99      0.00     84.53
21:28:01          2     22.95      0.00      1.74      0.77      0.02     74.53
21:28:01          3     36.85      0.00      1.73      0.80      0.02     60.60
21:29:01        all     44.23      0.00      2.49      0.74      0.02     52.51
21:29:01          0     42.64      0.00      2.21      1.09      0.02     54.05
21:29:01          1     36.15      0.00      2.80      1.06      0.02     59.98
21:29:01          2     57.76      0.00      3.26      0.62      0.02     38.35
21:29:01          3     40.39      0.00      1.71      0.20      0.02     57.69
Average:        all     31.38      0.00      1.89      1.93      0.01     64.78
Average:          0     22.76      0.00      1.40      4.52      0.01     71.30
Average:          1     23.79      0.00      1.95      2.02      0.01     72.24
Average:          2     40.35      0.00      2.50      0.69      0.02     56.45
Average:          3     38.61      0.00      1.72      0.50      0.02     59.15