---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-14862 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 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            3.9G     0  3.9G   0% /dev
tmpfs           798M  664K  797M   1% /run
/dev/vda1        20G  7.7G   12G  41% /
tmpfs           3.9G     0  3.9G   0% /dev/shm
tmpfs           5.0M     0  5.0M   0% /run/lock
tmpfs           3.9G     0  3.9G   0% /sys/fs/cgroup
/dev/vda15      105M  4.4M  100M   5% /boot/efi
tmpfs           798M     0  798M   0% /run/user/1001

---> free -m:
              total        used        free      shared  buff/cache   available
Mem:           7975         468        5156           0        2350        7223
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 1450 qdisc fq_codel state UP group default qlen 1000
    link/ether fa:16:3e:81:6b:49 brd ff:ff:ff:ff:ff:ff
    inet 10.32.7.100/23 brd 10.32.7.255 scope global dynamic ens3
       valid_lft 86200sec preferred_lft 86200sec
    inet6 fe80::f816:3eff:fe81:6b49/64 scope link 
       valid_lft forever preferred_lft forever

---> sar -b -r -n DEV:
Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-14862) 	10/11/26 	_x86_64_	(4 CPU)

07:04:43     LINUX RESTART	(4 CPU)

07:05:01          tps      rtps      wtps   bread/s   bwrtn/s
07:06:02        94.24     23.59     70.64    735.89   7207.08
07:07:01       114.95     45.70     69.24   2888.60  14620.30
Average:       104.50     34.55     69.95   1803.11  10882.24

07:05:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
07:06:02      5787828   7408496   2379592     29.14     51712   1738348    699088      7.59    580016   1615996    206044
07:07:01      5233992   7356756   2933428     35.92     66876   2209100    728456      7.90    782964   1933656    235716
Average:      5510910   7382626   2656510     32.53     59294   1973724    713772      7.74    681490   1774826    220880

07:05:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
07:06:02         ens3     73.23     64.76   1479.80      8.87      0.00      0.00      0.00      0.00
07:06:02           lo      0.87      0.87      0.08      0.08      0.00      0.00      0.00      0.00
07:07:01         ens3    197.64    184.12   2353.42     37.81      0.00      0.00      0.00      0.00
07:07:01           lo      1.93      1.93      0.19      0.19      0.00      0.00      0.00      0.00
Average:         ens3    134.91    123.94   1912.90     23.22      0.00      0.00      0.00      0.00
Average:           lo      1.39      1.39      0.13      0.13      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-14862) 	10/11/26 	_x86_64_	(4 CPU)

07:04:43     LINUX RESTART	(4 CPU)

07:05:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
07:06:02        all     18.81      0.00      1.21      2.59      0.05     77.33
07:06:02          0      7.25      0.00      0.62      2.62      0.03     89.48
07:06:02          1     10.63      0.00      0.87      7.14      0.03     81.33
07:06:02          2     38.42      0.00      1.92      0.40      0.10     59.16
07:06:02          3     18.96      0.00      1.44      0.22      0.05     79.34
07:07:01        all     35.82      0.00      1.93      2.19      0.10     59.96
07:07:01          0     48.32      0.00      2.62      2.48      0.12     46.46
07:07:01          1     36.25      0.00      2.01      3.65      0.09     58.01
07:07:01          2     31.43      0.00      1.38      1.77      0.10     65.32
07:07:01          3     27.26      0.00      1.72      0.83      0.09     70.10
Average:        all     27.23      0.00      1.57      2.39      0.08     68.73
Average:          0     27.61      0.00      1.61      2.55      0.08     68.16
Average:          1     23.29      0.00      1.43      5.41      0.06     69.81
Average:          2     34.96      0.00      1.65      1.08      0.10     62.21
Average:          3     23.07      0.00      1.58      0.52      0.07     74.76