---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-20400 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         606       13144           0        2289       15116
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:46:d5:a3 brd ff:ff:ff:ff:ff:ff
    inet 10.30.106.203/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86240sec preferred_lft 86240sec
    inet6 fe80::f816:3eff:fe46:d5a3/64 scope link 
       valid_lft forever preferred_lft forever

---> sar -b -r -n DEV:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-20400) 	12/13/25 	_x86_64_	(4 CPU)

03:09:51     LINUX RESTART	(4 CPU)

03:10:01          tps      rtps      wtps   bread/s   bwrtn/s
03:11:02       390.40     53.73    336.67   3598.80  65346.08
03:12:01       274.48     40.08    234.40   2142.15  21035.89
Average:       332.93     46.96    285.97   2876.65  43378.98

03:10:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
03:11:02     13866880  15505996   2558080     15.57     67612   1768228    866440      4.96    717536   1618812    235488
03:12:01     13451804  15465664   2973156     18.10     88248   2109320    850232      4.87    908824   1818060     25488
Average:     13659342  15485830   2765618     16.84     77930   1938774    858336      4.91    813180   1718436    130488

03:10:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
03:11:02           lo      1.40      1.40      0.17      0.17      0.00      0.00      0.00      0.00
03:11:02         ens3    370.08    236.27   1857.21     74.72      0.00      0.00      0.00      0.00
03:12:01           lo      2.24      2.24      0.34      0.34      0.00      0.00      0.00      0.00
03:12:01         ens3    535.98    343.89   2633.57     81.34      0.00      0.00      0.00      0.00
Average:           lo      1.81      1.81      0.25      0.25      0.00      0.00      0.00      0.00
Average:         ens3    452.32    289.62   2242.10     78.00      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-20400) 	12/13/25 	_x86_64_	(4 CPU)

03:09:51     LINUX RESTART	(4 CPU)

03:10:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
03:11:02        all     22.77      0.00      2.02      3.63      0.07     71.51
03:11:02          0     35.83      0.00      2.02      4.26      0.10     57.79
03:11:02          1      9.75      0.00      1.57      1.67      0.05     86.96
03:11:02          2      7.35      0.00      1.42      6.24      0.03     84.95
03:11:02          3     38.10      0.00      3.05      2.37      0.07     56.41
03:12:01        all     30.02      0.00      2.90      0.96      0.09     66.03
03:12:01          0     26.02      0.00      3.18      0.52      0.08     70.19
03:12:01          1     27.38      0.00      2.43      0.73      0.08     69.38
03:12:01          2     38.65      0.00      2.72      1.17      0.08     57.37
03:12:01          3     28.05      0.00      3.29      1.42      0.12     67.12
Average:        all     26.36      0.00      2.46      2.31      0.08     68.79
Average:          0     30.96      0.00      2.60      2.40      0.09     63.95
Average:          1     18.50      0.00      2.00      1.20      0.07     78.23
Average:          2     22.88      0.00      2.07      3.73      0.06     71.27
Average:          3     33.13      0.00      3.17      1.90      0.09     61.70