---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-9898 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  8.4G   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         551       13295           0        2193       15175
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:9a:25:55 brd ff:ff:ff:ff:ff:ff
    inet 10.30.106.72/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86224sec preferred_lft 86224sec
    inet6 fe80::f816:3eff:fe9a:2555/64 scope link 
       valid_lft forever preferred_lft forever

---> sar -b -r -n DEV:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-9898) 	05/12/26 	_x86_64_	(4 CPU)

08:40:50     LINUX RESTART	(4 CPU)

08:41:01          tps      rtps      wtps   bread/s   bwrtn/s
08:42:02       399.98     60.02    339.96   3738.44  59865.22
08:43:01       127.57      9.54    118.03    687.61  15410.54
Average:       264.92     34.99    229.93   2225.84  37824.63

08:41:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
08:42:02     13890264  15612124   2534696     15.43     68284   1848580    710372      4.07    606468   1703148    295440
08:43:01     12449180  14327708   3975780     24.21     76256   1991440   2059904     11.79   1936824   1798912       360
Average:     13169722  14969916   3255238     19.82     72270   1920010   1385138      7.93   1271646   1751030    147900

08:41:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
08:42:02         ens3    460.72    318.75   2614.37     83.79      0.00      0.00      0.00      0.00
08:42:02           lo      1.67      1.67      0.20      0.20      0.00      0.00      0.00      0.00
08:43:01         ens3   1648.65    940.30   2260.08    349.16      0.00      0.00      0.00      0.00
08:43:01           lo     18.98     18.98      2.42      2.42      0.00      0.00      0.00      0.00
Average:         ens3   1049.70    626.91   2438.71    215.36      0.00      0.00      0.00      0.00
Average:           lo     10.25     10.25      1.30      1.30      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-9898) 	05/12/26 	_x86_64_	(4 CPU)

08:40:50     LINUX RESTART	(4 CPU)

08:41:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
08:42:02        all     23.16      0.00      2.07      3.34      0.06     71.37
08:42:02          0     26.05      0.00      1.71      0.87      0.05     71.32
08:42:02          1     36.43      0.00      2.43      1.03      0.05     60.05
08:42:02          2     16.57      0.00      2.53      6.24      0.08     74.58
08:42:02          3     13.51      0.00      1.61      5.22      0.07     79.60
08:43:01        all     33.63      0.00      2.62      0.34      0.08     63.33
08:43:01          0     32.79      0.00      2.78      0.39      0.09     63.95
08:43:01          1     35.83      0.00      2.41      0.03      0.09     61.64
08:43:01          2     34.67      0.00      2.30      0.05      0.07     62.91
08:43:01          3     31.24      0.00      2.95      0.89      0.07     64.86
Average:        all     28.35      0.00      2.34      1.85      0.07     67.39
Average:          0     29.39      0.00      2.24      0.63      0.07     67.67
Average:          1     36.13      0.00      2.42      0.54      0.07     60.84
Average:          2     25.56      0.00      2.42      3.17      0.08     68.79
Average:          3     22.29      0.00      2.27      3.07      0.07     72.30