---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-6272 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         855       12928           0        2255       14870
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:df:d4:0c brd ff:ff:ff:ff:ff:ff
    inet 10.30.106.220/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86208sec preferred_lft 86208sec
    inet6 fe80::f816:3eff:fedf:d40c/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-6272) 	10/25/25 	_x86_64_	(4 CPU)

10:52:45     LINUX RESTART	(4 CPU)

10:53:01          tps      rtps      wtps   bread/s   bwrtn/s
10:54:01       266.67     18.91    247.76    697.35  13297.92
10:55:01       145.34     20.33    125.01    738.54  24163.44
Average:       206.01     19.62    186.39    717.95  18730.68

10:53:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
10:54:01     13999356  15553592   2425612     14.77     62528   1693840    828652      4.74    659004   1554028    163272
10:55:01     13312236  15292620   3112732     18.95     76088   2090768    946500      5.42   1058700   1810388     93748
Average:     13655796  15423106   2769172     16.86     69308   1892304    887576      5.08    858852   1682208    128510

10:53:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
10:54:01         ens3     61.46     44.89    982.22      9.07      0.00      0.00      0.00      0.00
10:54:01           lo      1.27      1.27      0.15      0.15      0.00      0.00      0.00      0.00
10:55:01         ens3    633.61    416.76   3567.14    180.10      0.00      0.00      0.00      0.00
10:55:01           lo      0.33      0.33      0.03      0.03      0.00      0.00      0.00      0.00
Average:         ens3    347.53    230.83   2274.68     94.59      0.00      0.00      0.00      0.00
Average:           lo      0.80      0.80      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-6272) 	10/25/25 	_x86_64_	(4 CPU)

10:52:45     LINUX RESTART	(4 CPU)

10:53:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
10:54:01        all     15.38      0.00      1.19      8.66      0.05     74.72
10:54:01          0      5.78      0.00      0.55      0.18      0.03     93.46
10:54:01          1     32.70      0.00      2.32     28.15      0.07     36.76
10:54:01          2      8.31      0.00      0.97      2.39      0.03     88.30
10:54:01          3     14.76      0.00      0.92      3.98      0.05     80.29
10:55:01        all     47.03      0.00      2.01      3.16      0.09     47.71
10:55:01          0     44.79      0.00      1.19      0.05      0.07     53.91
10:55:01          1     57.97      0.00      2.43      6.07      0.10     33.43
10:55:01          2     47.11      0.00      3.04      5.19      0.10     44.56
10:55:01          3     38.21      0.00      1.39      1.29      0.08     59.03
Average:        all     31.21      0.00      1.60      5.91      0.07     61.22
Average:          0     25.28      0.00      0.87      0.12      0.05     73.69
Average:          1     45.35      0.00      2.38     17.09      0.08     35.09
Average:          2     27.71      0.00      2.00      3.79      0.07     66.43
Average:          3     26.48      0.00      1.15      2.63      0.07     69.67