---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-12889 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  8.5G   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        1228       12546           0        2264       14497
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:91:1f:58 brd ff:ff:ff:ff:ff:ff
    inet 10.30.106.156/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86219sec preferred_lft 86219sec
    inet6 fe80::f816:3eff:fe91:1f58/64 scope link 
       valid_lft forever preferred_lft forever

---> sar -b -r -n DEV:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-12889) 	11/15/25 	_x86_64_	(4 CPU)

10:52:21     LINUX RESTART	(4 CPU)

10:53:02          tps      rtps      wtps   bread/s   bwrtn/s
10:54:01       172.19     16.13    156.06    639.35  43655.92
10:55:01        58.27      5.57     52.71    233.03  10115.11
Average:       114.75     10.80    103.95    434.48  26744.61

10:53:02    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
10:54:01     12813024  14666100   3611936     21.99     74700   1967808   1743200      9.98   1590200   1783860    102264
10:55:01     12896576  14892132   3528384     21.48     77852   2104528   1387292      7.94   1473480   1815764     28828
Average:     12854800  14779116   3570160     21.74     76276   2036168   1565246      8.96   1531840   1799812     65546

10:53:02        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
10:54:01         ens3    316.88    242.64   3886.25     42.50      0.00      0.00      0.00      0.00
10:54:01           lo      0.61      0.61      0.07      0.07      0.00      0.00      0.00      0.00
10:55:01         ens3    339.61    202.87    622.31    138.08      0.00      0.00      0.00      0.00
10:55:01           lo      0.47      0.47      0.04      0.04      0.00      0.00      0.00      0.00
Average:         ens3    328.34    222.58   2240.57     90.69      0.00      0.00      0.00      0.00
Average:           lo      0.54      0.54      0.06      0.06      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-12889) 	11/15/25 	_x86_64_	(4 CPU)

10:52:21     LINUX RESTART	(4 CPU)

10:53:02        CPU     %user     %nice   %system   %iowait    %steal     %idle
10:54:01        all     34.30      0.00      2.06      2.56      0.08     61.00
10:54:01          0     32.38      0.00      2.55      1.04      0.08     63.95
10:54:01          1     29.95      0.00      1.63      4.16      0.07     64.19
10:54:01          2     30.51      0.00      1.63      4.08      0.09     63.69
10:54:01          3     44.38      0.00      2.40      0.97      0.09     52.17
10:55:01        all     31.95      0.00      1.38      0.43      0.06     66.18
10:55:01          0     21.61      0.00      1.12      0.08      0.07     77.12
10:55:01          1     23.87      0.00      1.02      0.79      0.05     74.28
10:55:01          2     39.84      0.00      1.10      0.69      0.05     58.32
10:55:01          3     42.49      0.00      2.31      0.17      0.05     54.98
Average:        all     33.11      0.00      1.72      1.49      0.07     63.61
Average:          0     26.95      0.00      1.83      0.56      0.08     70.59
Average:          1     26.89      0.00      1.32      2.46      0.06     69.27
Average:          2     35.21      0.00      1.37      2.37      0.07     60.98
Average:          3     43.43      0.00      2.35      0.57      0.07     53.59