---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-1689 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  8.4G   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         603       13198           0        2238       15125
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:10:9d:ba brd ff:ff:ff:ff:ff:ff
    inet 10.30.106.198/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86237sec preferred_lft 86237sec
    inet6 fe80::f816:3eff:fe10:9dba/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-1689) 	12/27/25 	_x86_64_	(4 CPU)

13:43:37     LINUX RESTART	(4 CPU)

13:44:01          tps      rtps      wtps   bread/s   bwrtn/s
13:45:02       173.17     15.13    158.04    299.95  55409.03
13:46:01       293.68     37.62    256.06   2550.75  14202.75
Average:       232.92     26.28    206.64   1415.90  34979.00

13:44:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
13:45:02     13578064  15266984   2846904     17.33     71080   1811392   1140016      6.52    962716   1653896    140664
13:46:01     13573844  15543084   2851124     17.36     74844   2084308    797860      4.57    784028   1832488     27540
Average:     13575954  15405034   2849014     17.35     72962   1947850    968938      5.55    873372   1743192     84102

13:44:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
13:45:02         ens3    172.62    133.98   1764.16     27.57      0.00      0.00      0.00      0.00
13:45:02           lo      1.40      1.40      0.17      0.17      0.00      0.00      0.00      0.00
13:46:01         ens3    523.13    325.45   3310.17     82.24      0.00      0.00      0.00      0.00
13:46:01           lo      0.95      0.95      0.11      0.11      0.00      0.00      0.00      0.00
Average:         ens3    346.40    228.91   2530.67     54.67      0.00      0.00      0.00      0.00
Average:           lo      1.18      1.18      0.14      0.14      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1689) 	12/27/25 	_x86_64_	(4 CPU)

13:43:37     LINUX RESTART	(4 CPU)

13:44:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
13:45:02        all     24.30      0.00      1.53      2.79      0.07     71.31
13:45:02          0     10.76      0.00      0.92      4.08      0.07     84.18
13:45:02          1     16.72      0.00      1.02      0.68      0.08     81.50
13:45:02          2     17.99      0.00      1.02      5.18      0.05     75.76
13:45:02          3     51.72      0.00      3.17      1.25      0.10     43.76
13:46:01        all     39.78      0.00      2.06      1.29      0.08     56.79
13:46:01          0     35.18      0.00      2.02      0.51      0.10     62.19
13:46:01          1     58.18      0.00      2.55      2.42      0.10     36.75
13:46:01          2     32.31      0.00      1.82      1.46      0.07     64.34
13:46:01          3     33.51      0.00      1.85      0.75      0.07     63.82
Average:        all     31.96      0.00      1.79      2.05      0.08     64.13
Average:          0     22.87      0.00      1.47      2.31      0.08     73.27
Average:          1     37.14      0.00      1.78      1.53      0.09     59.46
Average:          2     25.09      0.00      1.41      3.33      0.06     70.10
Average:          3     42.70      0.00      2.52      1.00      0.08     53.69