---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-8097 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  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         650       13321           0        2068       15079
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:15:21:d1 brd ff:ff:ff:ff:ff:ff
    inet 10.30.106.38/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86204sec preferred_lft 86204sec
    inet6 fe80::f816:3eff:fe15:21d1/64 scope link 
       valid_lft forever preferred_lft forever

---> sar -b -r -n DEV:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-8097) 	11/01/25 	_x86_64_	(4 CPU)

17:07:22     LINUX RESTART	(4 CPU)

17:08:01          tps      rtps      wtps   bread/s   bwrtn/s
17:09:01       101.62      0.28    101.33     28.13  32018.13
17:10:01        97.25     20.18     77.07    777.07   9639.72
Average:        99.43     10.23     89.20    402.63  20827.99

17:08:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
17:09:01     13895340  15527876   2529628     15.40     67812   1760848    858720      4.91    686212   1621660    123544
17:10:01     13633444  15429920   2791524     17.00     74548   1913592    864008      4.94    832412   1729612     28416
Average:     13764392  15478898   2660576     16.20     71180   1837220    861364      4.93    759312   1675636     75980

17:08:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
17:09:01           lo      0.53      0.53      0.07      0.07      0.00      0.00      0.00      0.00
17:09:01         ens3     54.34     35.64    908.55      6.53      0.00      0.00      0.00      0.00
17:10:01           lo      0.60      0.60      0.06      0.06      0.00      0.00      0.00      0.00
17:10:01         ens3    538.29    339.50   2123.28    126.27      0.00      0.00      0.00      0.00
Average:           lo      0.57      0.57      0.06      0.06      0.00      0.00      0.00      0.00
Average:         ens3    296.33    187.59   1515.97     66.41      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-8097) 	11/01/25 	_x86_64_	(4 CPU)

17:07:22     LINUX RESTART	(4 CPU)

17:08:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
17:09:01        all     12.18      0.00      0.87      1.88      0.04     85.03
17:09:01          0      7.76      0.00      0.50      0.17      0.03     91.53
17:09:01          1     31.14      0.00      2.10      1.22      0.05     65.49
17:09:01          2      8.65      0.00      0.85      6.13      0.03     84.34
17:09:01          3      1.09      0.00      0.05      0.02      0.03     98.81
17:10:01        all     28.63      0.00      1.56      0.48      0.07     69.27
17:10:01          0     29.85      0.00      2.15      0.12      0.07     67.81
17:10:01          1     27.45      0.00      0.97      0.62      0.05     70.91
17:10:01          2     37.75      0.00      1.98      0.87      0.07     59.33
17:10:01          3     19.49      0.00      1.10      0.30      0.08     79.02
Average:        all     20.40      0.00      1.21      1.18      0.05     77.15
Average:          0     18.81      0.00      1.33      0.14      0.05     79.67
Average:          1     29.30      0.00      1.54      0.92      0.05     68.20
Average:          2     23.18      0.00      1.41      3.50      0.05     71.86
Average:          3     10.29      0.00      0.58      0.16      0.06     88.92