---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-1314 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:             2799.996
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  8.7G   69G  12% /
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         562       12953           0        2523       15149
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:a5:78:d7 brd ff:ff:ff:ff:ff:ff
    inet 10.30.106.31/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86206sec preferred_lft 86206sec
    inet6 fe80::f816:3eff:fea5:78d7/64 scope link 
       valid_lft forever preferred_lft forever

---> sar -b -r -n DEV:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1314) 	07/20/26 	_x86_64_	(4 CPU)

14:25:23     LINUX RESTART	(4 CPU)

14:26:01          tps      rtps      wtps   bread/s   bwrtn/s
14:27:01       153.62     17.50    136.13    513.38  25866.22
14:28:01       119.60     16.56    103.03   1360.71  17654.52
Average:       136.61     17.03    119.58    937.04  21760.37

14:26:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
14:27:01     13297780  15191700   3127188     19.04     75728   2004844   1264300      7.24   1052488   1830952    251056
14:28:01     13271212  15504904   3153756     19.20     97728   2309196    795404      4.55    817192   2068428     72868
Average:     13284496  15348302   3140472     19.12     86728   2157020   1029852      5.89    934840   1949690    161962

14:26:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
14:27:01         ens3    223.11    160.84   2404.01     34.42      0.00      0.00      0.00      0.00
14:27:01           lo      1.47      1.47      0.18      0.18      0.00      0.00      0.00      0.00
14:28:01         ens3    668.06    393.95   1588.04    155.84      0.00      0.00      0.00      0.00
14:28:01           lo      3.02      3.02      0.21      0.21      0.00      0.00      0.00      0.00
Average:         ens3    445.58    277.40   1996.02     95.13      0.00      0.00      0.00      0.00
Average:           lo      2.24      2.24      0.19      0.19      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1314) 	07/20/26 	_x86_64_	(4 CPU)

14:25:23     LINUX RESTART	(4 CPU)

14:26:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
14:27:01        all     25.57      0.00      1.81      1.57      0.07     70.98
14:27:01          0     31.40      0.00      2.51      4.48      0.10     61.50
14:27:01          1     37.75      0.00      1.80      0.45      0.07     59.93
14:27:01          2     20.71      0.00      1.71      0.52      0.07     76.99
14:27:01          3     12.40      0.00      1.20      0.80      0.03     85.56
14:28:01        all     48.34      0.00      2.75      0.70      0.10     48.11
14:28:01          0     62.47      0.00      2.51      1.25      0.10     33.67
14:28:01          1     37.93      0.00      3.08      0.38      0.08     58.52
14:28:01          2     50.79      0.00      2.80      0.18      0.12     46.10
14:28:01          3     42.20      0.00      2.59      0.99      0.08     54.13
Average:        all     36.96      0.00      2.28      1.13      0.08     59.54
Average:          0     46.94      0.00      2.51      2.87      0.10     47.58
Average:          1     37.84      0.00      2.44      0.42      0.08     59.22
Average:          2     35.79      0.00      2.26      0.35      0.09     61.51
Average:          3     27.28      0.00      1.90      0.89      0.06     69.87