---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-1532 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         615       13132           0        2292       15107
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:c2:9a:a7 brd ff:ff:ff:ff:ff:ff
    inet 10.30.106.199/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86215sec preferred_lft 86215sec
    inet6 fe80::f816:3eff:fec2:9aa7/64 scope link 
       valid_lft forever preferred_lft forever

---> sar -b -r -n DEV:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1532) 	12/27/25 	_x86_64_	(4 CPU)

03:09:32     LINUX RESTART	(4 CPU)

03:10:02          tps      rtps      wtps   bread/s   bwrtn/s
03:11:03       120.22     14.64    105.58    285.07  25609.40
03:12:01       291.02     29.89    261.13   1951.11  36718.77
Average:       203.27     22.05    181.22   1095.19  31011.37

03:10:02    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
03:11:03     13684320  15353680   2740648     16.69     69592   1794160   1172468      6.71    875704   1636580    207428
03:12:01     13466528  15483380   2958440     18.01     88240   2111780    825416      4.72    890604   1819796     31000
Average:     13575424  15418530   2849544     17.35     78916   1952970    998942      5.72    883154   1728188    119214

03:10:02        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
03:11:03           lo      1.37      1.37      0.16      0.16      0.00      0.00      0.00      0.00
03:11:03         ens3    121.06     86.28   1453.93     18.32      0.00      0.00      0.00      0.00
03:12:01           lo      2.07      2.07      0.33      0.33      0.00      0.00      0.00      0.00
03:12:01         ens3    501.52    353.06   2323.41     78.99      0.00      0.00      0.00      0.00
Average:           lo      1.71      1.71      0.24      0.24      0.00      0.00      0.00      0.00
Average:         ens3    306.06    216.00   1876.72     47.82      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1532) 	12/27/25 	_x86_64_	(4 CPU)

03:09:32     LINUX RESTART	(4 CPU)

03:10:02        CPU     %user     %nice   %system   %iowait    %steal     %idle
03:11:03        all     21.77      0.00      1.51      4.06      0.09     72.58
03:11:03          0     14.24      0.00      0.92      0.46      0.05     84.32
03:11:03          1     32.55      0.00      2.28      1.54      0.10     63.53
03:11:03          2     10.24      0.00      0.94      6.58      0.09     82.16
03:11:03          3     30.57      0.00      1.93      7.93      0.11     59.46
03:12:01        all     22.79      0.00      2.19      6.13      0.07     68.82
03:12:01          0     16.03      0.00      2.02      3.15      0.05     78.75
03:12:01          1     21.60      0.00      2.70      6.84      0.09     68.77
03:12:01          2     19.60      0.00      1.85      4.78      0.07     73.70
03:12:01          3     33.94      0.00      2.16      9.73      0.09     54.08
Average:        all     22.27      0.00      1.85      5.09      0.08     70.72
Average:          0     15.12      0.00      1.46      1.77      0.05     81.60
Average:          1     27.12      0.00      2.48      4.17      0.09     66.13
Average:          2     14.88      0.00      1.39      5.68      0.08     77.97
Average:          3     32.27      0.00      2.05      8.85      0.10     56.74