---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-3896 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  680K  1.6G   1% /run
/dev/vda1        78G  8.3G   70G  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         578       13392           0        2068       15147
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:5b:2a:28 brd ff:ff:ff:ff:ff:ff
    inet 10.30.107.78/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86266sec preferred_lft 86266sec
    inet6 fe80::f816:3eff:fe5b:2a28/64 scope link 
       valid_lft forever preferred_lft forever

---> sar -b -r -n DEV:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-3896) 	10/20/25 	_x86_64_	(4 CPU)

09:52:54     LINUX RESTART	(4 CPU)

09:53:01          tps      rtps      wtps   bread/s   bwrtn/s
09:54:01       350.35     59.26    291.09   3727.82  71088.30
09:55:01       100.83      1.10     99.73    126.51  11469.56
Average:       225.60     30.18    195.42   1927.32  41281.41

09:53:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
09:54:01     14016852  15509476   2408116     14.66     54288   1642508    785036      4.49    732680   1467064     89772
09:55:01     13679720  15474360   2745248     16.71     79692   1902492    812420      4.65    783212   1718456    120920
Average:     13848286  15491918   2576682     15.69     66990   1772500    798728      4.57    757946   1592760    105346

09:53:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
09:54:01           lo      1.80      1.80      0.20      0.20      0.00      0.00      0.00      0.00
09:54:01         ens3    491.44    320.48   1789.64     81.69      0.00      0.00      0.00      0.00
09:55:01           lo      1.20      1.20      0.13      0.13      0.00      0.00      0.00      0.00
09:55:01         ens3     63.22     47.54    885.43     11.51      0.00      0.00      0.00      0.00
Average:           lo      1.50      1.50      0.16      0.16      0.00      0.00      0.00      0.00
Average:         ens3    277.35    184.02   1337.57     46.60      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-3896) 	10/20/25 	_x86_64_	(4 CPU)

09:52:54     LINUX RESTART	(4 CPU)

09:53:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
09:54:01        all     22.70      0.00      2.45      5.78      0.08     69.00
09:54:01          0     21.05      0.00      2.42      8.95      0.10     67.48
09:54:01          1     26.52      0.00      2.98      3.97      0.08     66.45
09:54:01          2     25.46      0.00      2.45      3.60      0.07     68.41
09:54:01          3     17.75      0.00      1.92      6.66      0.05     73.63
09:55:01        all     21.13      0.00      1.47      1.79      0.06     75.55
09:55:01          0      8.89      0.00      0.84      1.14      0.07     89.08
09:55:01          1     47.93      0.00      2.20      0.78      0.08     49.00
09:55:01          2     16.03      0.00      1.25      0.53      0.03     82.16
09:55:01          3     11.67      0.00      1.64      4.68      0.07     81.95
Average:        all     21.91      0.00      1.96      3.78      0.07     72.28
Average:          0     14.95      0.00      1.62      5.03      0.08     78.31
Average:          1     37.24      0.00      2.59      2.37      0.08     57.71
Average:          2     20.74      0.00      1.85      2.07      0.05     75.29
Average:          3     14.71      0.00      1.78      5.67      0.06     77.78