---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-831 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  8.3G   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         602       13316           0        2121       15126
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:fe:6d:f1 brd ff:ff:ff:ff:ff:ff
    inet 10.30.106.230/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86174sec preferred_lft 86174sec
    inet6 fe80::f816:3eff:fefe:6df1/64 scope link 
       valid_lft forever preferred_lft forever

---> sar -b -r -n DEV:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-831) 	05/18/26 	_x86_64_	(4 CPU)

12:48:14     LINUX RESTART	(4 CPU)

12:49:02          tps      rtps      wtps   bread/s   bwrtn/s
12:50:01       154.25     17.69    136.55    704.97  21072.36
12:51:01         6.25      0.28      5.97      8.40    592.70
Average:        79.63      8.91     70.71    353.76  10746.50

12:49:02    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
12:50:01     13144552  14979020   3280408     19.97     73280   1951784   1365160      7.81   1269288   1774192     13044
12:51:01     12174592  14013432   4250368     25.88     73860   1955120   2319116     13.27   2238672   1771248      3032
Average:     12659572  14496226   3765388     22.92     73570   1953452   1842138     10.54   1753980   1772720      8038

12:49:02        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
12:50:01           lo      0.88      0.88      0.10      0.10      0.00      0.00      0.00      0.00
12:50:01         ens3    203.36    162.45   2061.55     28.35      0.00      0.00      0.00      0.00
12:51:01           lo      0.20      0.20      0.01      0.01      0.00      0.00      0.00      0.00
12:51:01         ens3      2.83      2.52      1.01      0.74      0.00      0.00      0.00      0.00
Average:           lo      0.54      0.54      0.06      0.06      0.00      0.00      0.00      0.00
Average:         ens3    102.25     81.81   1022.62     14.43      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-831) 	05/18/26 	_x86_64_	(4 CPU)

12:48:14     LINUX RESTART	(4 CPU)

12:49:02        CPU     %user     %nice   %system   %iowait    %steal     %idle
12:50:01        all     39.83      0.00      1.76      1.07      0.07     57.28
12:50:01          0     54.24      0.00      2.19      1.38      0.05     42.14
12:50:01          1     44.93      0.00      2.28      0.54      0.07     52.18
12:50:01          2     31.61      0.00      1.56      1.61      0.07     65.14
12:50:01          3     28.52      0.00      0.97      0.75      0.07     69.69
12:51:01        all     38.07      0.00      0.54      0.02      0.06     61.31
12:51:01          0     24.42      0.00      0.65      0.00      0.07     74.86
12:51:01          1     61.02      0.00      0.40      0.00      0.07     38.51
12:51:01          2     51.99      0.00      0.68      0.07      0.05     47.21
12:51:01          3     15.00      0.00      0.43      0.03      0.03     84.50
Average:        all     38.94      0.00      1.14      0.54      0.07     59.32
Average:          0     39.19      0.00      1.41      0.68      0.06     58.66
Average:          1     53.05      0.00      1.33      0.27      0.07     45.28
Average:          2     41.89      0.00      1.12      0.83      0.06     56.10
Average:          3     21.67      0.00      0.70      0.39      0.05     77.20