---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-15815 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 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  8.4G   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         566       13193           0        2279       15158
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:c9:3e:a5 brd ff:ff:ff:ff:ff:ff
    inet 10.30.106.86/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86212sec preferred_lft 86212sec
    inet6 fe80::f816:3eff:fec9:3ea5/64 scope link 
       valid_lft forever preferred_lft forever

---> sar -b -r -n DEV:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-15815) 	11/27/25 	_x86_64_	(4 CPU)

10:48:02     LINUX RESTART	(4 CPU)

10:49:01          tps      rtps      wtps   bread/s   bwrtn/s
10:50:01       167.54     42.86    124.68   2519.45  21920.75
10:51:01        37.09      1.08     36.00     91.30  12898.77
Average:       102.31     21.97     80.34   1305.27  17409.38

10:49:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
10:50:01     11974800  13846400   4450160     27.09     76012   1984168   2495484     14.28   2453088   1752868     16188
10:51:01     13498584  15507840   2926376     17.82     79620   2116188    807316      4.62    818236   1866456     11028
Average:     12736692  14677120   3688268     22.46     77816   2050178   1651400      9.45   1635662   1809662     13608

10:49:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
10:50:01         ens3    561.99    426.83   2272.14    109.65      0.00      0.00      0.00      0.00
10:50:01           lo      3.37      3.37      1.87      1.87      0.00      0.00      0.00      0.00
10:51:01         ens3     69.96     62.81    161.50     24.18      0.00      0.00      0.00      0.00
10:51:01           lo      0.87      0.87      0.09      0.09      0.00      0.00      0.00      0.00
Average:         ens3    315.95    244.81   1216.73     66.91      0.00      0.00      0.00      0.00
Average:           lo      2.12      2.12      0.98      0.98      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-15815) 	11/27/25 	_x86_64_	(4 CPU)

10:48:02     LINUX RESTART	(4 CPU)

10:49:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
10:50:01        all     52.74      0.00      2.53      1.08      0.08     43.56
10:50:01          0     45.40      0.00      2.66      0.72      0.10     51.11
10:50:01          1     65.12      0.00      3.00      1.54      0.08     30.26
10:50:01          2     45.85      0.00      2.01      0.37      0.07     51.70
10:50:01          3     54.57      0.00      2.47      1.67      0.08     41.21
10:51:01        all     17.85      0.00      1.12      0.56      0.05     80.43
10:51:01          0     11.44      0.00      1.45      1.72      0.03     85.36
10:51:01          1     33.78      0.00      1.43      0.17      0.05     64.57
10:51:01          2      5.09      0.00      0.70      0.00      0.05     94.16
10:51:01          3     21.08      0.00      0.90      0.37      0.05     77.60
Average:        all     35.27      0.00      1.82      0.82      0.06     62.02
Average:          0     28.39      0.00      2.06      1.22      0.07     68.27
Average:          1     49.42      0.00      2.21      0.85      0.07     47.45
Average:          2     25.42      0.00      1.35      0.18      0.06     72.99
Average:          3     37.85      0.00      1.69      1.02      0.07     59.38