---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-6171 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 nrip_save 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  8.3G   70G  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         559       13365           0        2115       15168
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:61:28:38 brd ff:ff:ff:ff:ff:ff
    inet 10.30.106.229/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86246sec preferred_lft 86246sec
    inet6 fe80::f816:3eff:fe61:2838/64 scope link 
       valid_lft forever preferred_lft forever

---> sar -b -r -n DEV:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-6171) 	10/25/25 	_x86_64_	(4 CPU)

03:24:53     LINUX RESTART	(4 CPU)

03:25:01          tps      rtps      wtps   bread/s   bwrtn/s
03:26:01       390.82     54.46    336.36   3631.79  69384.04
03:27:01       137.04     18.71    118.33    730.28  14750.47
Average:       263.93     36.59    227.35   2181.04  42067.26

03:25:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
03:26:01     13936204  15528004   2488756     15.15     65180   1727280    822064      4.70    689632   1583628    186236
03:27:01     13655120  15497520   2769840     16.86     77716   1953852    826904      4.73    772536   1760060     34156
Average:     13795662  15512762   2629298     16.01     71448   1840566    824484      4.72    731084   1671844    110196

03:25:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
03:26:01           lo      1.40      1.40      0.17      0.17      0.00      0.00      0.00      0.00
03:26:01         ens3    394.18    251.92   1869.77     77.53      0.00      0.00      0.00      0.00
03:27:01           lo      0.87      0.87      0.07      0.07      0.00      0.00      0.00      0.00
03:27:01         ens3    484.44    368.07   2531.15     95.33      0.00      0.00      0.00      0.00
Average:           lo      1.13      1.13      0.12      0.12      0.00      0.00      0.00      0.00
Average:         ens3    439.31    310.00   2200.46     86.43      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-6171) 	10/25/25 	_x86_64_	(4 CPU)

03:24:53     LINUX RESTART	(4 CPU)

03:25:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
03:26:01        all     22.46      0.00      1.95      4.44      0.08     71.07
03:26:01          0     19.29      0.00      2.34     11.01      0.07     67.29
03:26:01          1     20.15      0.00      1.21      0.67      0.05     77.92
03:26:01          2     41.28      0.00      2.72      1.97      0.08     53.94
03:26:01          3      9.06      0.00      1.53      4.08      0.08     85.25
03:27:01        all     35.29      0.00      2.16      0.59      0.09     61.88
03:27:01          0     33.17      0.00      2.04      0.73      0.10     63.96
03:27:01          1     48.33      0.00      1.85      0.33      0.08     49.40
03:27:01          2     31.17      0.00      2.53      0.30      0.07     65.94
03:27:01          3     28.47      0.00      2.19      1.00      0.08     68.25
Average:        all     28.88      0.00      2.06      2.51      0.08     66.47
Average:          0     26.26      0.00      2.19      5.85      0.08     65.62
Average:          1     34.26      0.00      1.53      0.50      0.07     63.64
Average:          2     36.23      0.00      2.62      1.14      0.08     59.93
Average:          3     18.78      0.00      1.86      2.54      0.08     76.74