---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-30940 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  672K  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         673       13175           0        2190       15052
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:c1:4f:30 brd ff:ff:ff:ff:ff:ff
    inet 10.30.106.21/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86192sec preferred_lft 86192sec
    inet6 fe80::f816:3eff:fec1:4f30/64 scope link 
       valid_lft forever preferred_lft forever

---> sar -b -r -n DEV:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-30940) 	07/26/25 	_x86_64_	(4 CPU)

22:38:19     LINUX RESTART	(4 CPU)

22:39:02          tps      rtps      wtps   bread/s   bwrtn/s
22:40:01       185.46     18.51    166.95    757.43  51335.57
22:41:01        53.21      3.68     49.53    211.70   5054.36
Average:       118.78     11.03    107.75    482.27  28000.54

22:39:02    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
22:40:01     12812080  14664404   3612880     22.00     74788   1966308   1808344     10.35   1590772   1778548     95400
22:41:01     13568012  15480072   2856948     17.39     77960   2021536    774584      4.43    828280   1786376     13184
Average:     13190046  15072238   3234914     19.70     76374   1993922   1291464      7.39   1209526   1782462     54292

22:39:02        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
22:40:01         ens3    464.96    331.47   3662.48     67.15      0.00      0.00      0.00      0.00
22:40:01           lo      0.68      0.68      0.08      0.08      0.00      0.00      0.00      0.00
22:41:01         ens3   1211.35    751.21    902.94    284.12      0.00      0.00      0.00      0.00
22:41:01           lo     18.86     18.86      2.38      2.38      0.00      0.00      0.00      0.00
Average:         ens3    841.29    543.10   2271.12    176.55      0.00      0.00      0.00      0.00
Average:           lo      9.85      9.85      1.24      1.24      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-30940) 	07/26/25 	_x86_64_	(4 CPU)

22:38:19     LINUX RESTART	(4 CPU)

22:39:02        CPU     %user     %nice   %system   %iowait    %steal     %idle
22:40:01        all     36.22      0.00      1.90      2.54      0.07     59.27
22:40:01          0     57.73      0.00      2.93      2.03      0.09     37.23
22:40:01          1     33.83      0.00      1.80      1.10      0.07     63.20
22:40:01          2     27.51      0.00      0.97      4.36      0.09     67.07
22:40:01          3     25.76      0.00      1.91      2.67      0.07     69.59
22:41:01        all     24.08      0.00      2.17      0.15      0.06     73.53
22:41:01          0     24.53      0.00      2.02      0.25      0.05     73.15
22:41:01          1     24.62      0.00      1.99      0.17      0.05     73.17
22:41:01          2     23.95      0.00      2.81      0.08      0.07     73.10
22:41:01          3     23.22      0.00      1.87      0.08      0.07     74.76
Average:        all     30.09      0.00      2.04      1.33      0.07     66.47
Average:          0     40.97      0.00      2.47      1.13      0.07     55.36
Average:          1     29.19      0.00      1.90      0.63      0.06     68.22
Average:          2     25.71      0.00      1.90      2.20      0.08     70.12
Average:          3     24.48      0.00      1.89      1.37      0.07     72.20