---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-12550 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            2.0G     0  2.0G   0% /dev
tmpfs           395M  664K  394M   1% /run
/dev/vda1        20G  7.5G   12G  40% /
tmpfs           2.0G     0  2.0G   0% /dev/shm
tmpfs           5.0M     0  5.0M   0% /run/lock
tmpfs           2.0G     0  2.0G   0% /sys/fs/cgroup
/dev/vda15      105M  4.4M  100M   5% /boot/efi
tmpfs           395M     0  395M   0% /run/user/1001

---> free -m:
              total        used        free      shared  buff/cache   available
Mem:           3943         440        1362           0        2141        3243
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:1a:94:2a brd ff:ff:ff:ff:ff:ff
    inet 10.32.7.136/23 brd 10.32.7.255 scope global dynamic ens3
       valid_lft 86231sec preferred_lft 86231sec
    inet6 fe80::f816:3eff:fe1a:942a/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-12550) 	12/09/24 	_x86_64_	(4 CPU)

12:46:40     LINUX RESTART	(4 CPU)

12:47:01          tps      rtps      wtps   bread/s   bwrtn/s
12:48:02       108.80     51.64     57.16   2819.80   6765.14
12:49:01       102.49     22.95     79.55   1071.82  14817.29
Average:       105.67     37.41     68.26   1953.15  10757.39

12:47:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
12:48:02      1706292   3404764   2332360     57.75     56076   1791304    538396     10.58    522584   1624072    218044
12:49:01      1418028   3342460   2620624     64.89     62616   2005716    595968     11.71    709248   1715940     15000
Average:      1562160   3373612   2476492     61.32     59346   1898510    567182     11.15    615916   1670006    116522

12:47:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
12:48:02         ens3    122.63    101.73   1102.18     16.24      0.00      0.00      0.00      0.00
12:48:02           lo      1.73      1.73      0.17      0.17      0.00      0.00      0.00      0.00
12:49:01         ens3    347.18    362.18   1312.25    668.08      0.00      0.00      0.00      0.00
12:49:01           lo      1.80      1.80      0.16      0.16      0.00      0.00      0.00      0.00
Average:         ens3    233.96    230.86   1206.33    339.42      0.00      0.00      0.00      0.00
Average:           lo      1.76      1.76      0.16      0.16      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-12550) 	12/09/24 	_x86_64_	(4 CPU)

12:46:40     LINUX RESTART	(4 CPU)

12:47:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
12:48:02        all     20.09      0.00      1.59      2.84      0.05     75.43
12:48:02          0     24.04      0.00      1.64      1.42      0.05     72.85
12:48:02          1     15.73      0.00      1.22      0.50      0.03     82.52
12:48:02          2      3.73      0.00      1.07      8.06      0.03     87.10
12:48:02          3     36.74      0.00      2.38      1.43      0.07     59.37
12:49:01        all     31.71      0.00      1.67      1.85      0.07     64.71
12:49:01          0     31.24      0.00      1.46      2.47      0.05     64.79
12:49:01          1     25.33      0.00      1.53      1.14      0.05     71.95
12:49:01          2     41.25      0.00      2.33      3.25      0.10     53.06
12:49:01          3     29.03      0.00      1.37      0.49      0.05     69.05
Average:        all     25.85      0.00      1.63      2.35      0.06     70.11
Average:          0     27.62      0.00      1.55      1.94      0.05     68.85
Average:          1     20.49      0.00      1.37      0.82      0.04     77.28
Average:          2     22.37      0.00      1.70      5.67      0.07     70.19
Average:          3     32.92      0.00      1.88      0.97      0.06     64.17