---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-229 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  680K  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         607       13079           0        2353       15112
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:e7:4b:99 brd ff:ff:ff:ff:ff:ff
    inet 10.30.106.7/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86202sec preferred_lft 86202sec
    inet6 fe80::f816:3eff:fee7:4b99/64 scope link 
       valid_lft forever preferred_lft forever

---> sar -b -r -n DEV:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-229) 	12/20/25 	_x86_64_	(4 CPU)

03:07:29     LINUX RESTART	(4 CPU)

03:08:02          tps      rtps      wtps   bread/s   bwrtn/s
03:09:01       154.94     22.79    132.15    702.93  41833.05
03:10:01       138.49     41.96     96.53   2811.93  13179.94
Average:       146.65     32.46    114.19   1766.29  27386.12

03:08:02    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
03:09:01     13462948  15185732   2962012     18.03     71840   1842892   1255592      7.19   1053200   1674608    159104
03:10:01     12245848  14304336   4179112     25.44     84960   2153428   2081092     11.91   2016080   1904592     79144
Average:     12854398  14745034   3570562     21.74     78400   1998160   1668342      9.55   1534640   1789600    119124

03:08:02        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
03:09:01           lo      1.36      1.36      0.17      0.17      0.00      0.00      0.00      0.00
03:09:01         ens3    161.84    127.20   1779.01     29.70      0.00      0.00      0.00      0.00
03:10:01           lo      2.33      2.33      0.26      0.26      0.00      0.00      0.00      0.00
03:10:01         ens3    485.82    297.92   3026.09     75.03      0.00      0.00      0.00      0.00
Average:           lo      1.85      1.85      0.21      0.21      0.00      0.00      0.00      0.00
Average:         ens3    325.19    213.28   2407.78     52.56      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-229) 	12/20/25 	_x86_64_	(4 CPU)

03:07:29     LINUX RESTART	(4 CPU)

03:08:02        CPU     %user     %nice   %system   %iowait    %steal     %idle
03:09:01        all     24.25      0.00      1.56      4.64      0.06     69.49
03:09:01          0     24.33      0.00      1.59      2.14      0.07     71.87
03:09:01          1     37.92      0.00      1.94      3.56      0.07     56.51
03:09:01          2     15.64      0.00      0.80      0.24      0.03     83.29
03:09:01          3     19.11      0.00      1.92     12.61      0.07     66.29
03:10:01        all     36.79      0.00      2.55      1.27      0.08     59.30
03:10:01          0     31.77      0.00      2.61      1.20      0.07     64.35
03:10:01          1     51.17      0.00      2.76      1.17      0.08     44.82
03:10:01          2     28.62      0.00      2.07      0.27      0.08     68.96
03:10:01          3     35.59      0.00      2.76      2.48      0.10     59.07
Average:        all     30.56      0.00      2.06      2.95      0.07     64.36
Average:          0     28.08      0.00      2.10      1.67      0.07     68.09
Average:          1     44.60      0.00      2.35      2.36      0.08     50.62
Average:          2     22.18      0.00      1.44      0.25      0.06     76.08
Average:          3     27.41      0.00      2.34      7.51      0.08     62.65