---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-14652 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  8.5G   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         604       13121           0        2313       15120
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:a7:42:74 brd ff:ff:ff:ff:ff:ff
    inet 10.30.106.112/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86215sec preferred_lft 86215sec
    inet6 fe80::f816:3eff:fea7:4274/64 scope link 
       valid_lft forever preferred_lft forever

---> sar -b -r -n DEV:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-14652) 	11/22/25 	_x86_64_	(4 CPU)

22:57:24     LINUX RESTART	(4 CPU)

22:58:01          tps      rtps      wtps   bread/s   bwrtn/s
22:59:01       161.89     18.33    143.56    681.35  20149.98
23:00:01        84.07     29.65     54.42   2131.78  15832.69
Average:       122.98     23.99     98.99   1406.57  17991.33

22:58:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
22:59:01     13259276  15036812   3165692     19.27     75112   1892620   1206892      6.91   1213780   1715116    100964
23:00:01     13432936  15475512   2992032     18.22     78948   2149904    862524      4.94    868156   1880800     34164
Average:     13346106  15256162   3078862     18.75     77030   2021262   1034708      5.92   1040968   1797958     67564

22:58:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
22:59:01         ens3    316.16    226.55   2539.77     58.92      0.00      0.00      0.00      0.00
22:59:01           lo      0.60      0.60      0.07      0.07      0.00      0.00      0.00      0.00
23:00:01         ens3    893.48    507.70   3167.46    172.29      0.00      0.00      0.00      0.00
23:00:01           lo      0.87      0.87      0.10      0.10      0.00      0.00      0.00      0.00
Average:         ens3    604.82    367.12   2853.61    115.61      0.00      0.00      0.00      0.00
Average:           lo      0.73      0.73      0.09      0.09      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-14652) 	11/22/25 	_x86_64_	(4 CPU)

22:57:24     LINUX RESTART	(4 CPU)

22:58:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
22:59:01        all     36.93      0.00      1.96      1.95      0.10     59.06
22:59:01          0     30.99      0.00      1.62      5.35      0.08     61.96
22:59:01          1     58.05      0.00      3.20      1.38      0.10     37.26
22:59:01          2     31.01      0.00      1.79      0.62      0.08     66.50
22:59:01          3     27.65      0.00      1.19      0.47      0.13     70.56
23:00:01        all     44.10      0.00      2.01      0.81      0.09     52.99
23:00:01          0     51.59      0.00      2.44      1.22      0.10     44.66
23:00:01          1     39.33      0.00      1.29      0.60      0.08     58.69
23:00:01          2     45.25      0.00      2.63      1.07      0.10     50.95
23:00:01          3     40.24      0.00      1.69      0.33      0.08     57.65
Average:        all     40.52      0.00      1.98      1.38      0.09     56.02
Average:          0     41.29      0.00      2.03      3.28      0.09     53.30
Average:          1     48.70      0.00      2.25      0.99      0.09     47.96
Average:          2     38.12      0.00      2.21      0.84      0.09     58.74
Average:          3     33.95      0.00      1.44      0.40      0.11     64.10