---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-1635 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         423        1405           0        2115        3260
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:f2:2c:cf brd ff:ff:ff:ff:ff:ff
    inet 10.32.7.189/23 brd 10.32.7.255 scope global dynamic ens3
       valid_lft 86236sec preferred_lft 86236sec
    inet6 fe80::f816:3eff:fef2:2ccf/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-1635) 	01/12/25 	_x86_64_	(4 CPU)

07:04:49     LINUX RESTART	(4 CPU)

07:05:01          tps      rtps      wtps   bread/s   bwrtn/s
07:06:02       127.28     38.01     89.27   1568.27   8536.04
07:07:01       111.02     39.71     71.31   2241.38  11443.21
Average:       119.22     38.85     80.36   1902.00   9977.42

07:05:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
07:06:02      1724048   3343240   2314596     57.31     53280   1717484    623900     12.26    563928   1570220    199160
07:07:01      1512516   3410368   2526128     62.55     61712   1980444    532384     10.47    618540   1710596    120736
Average:      1618282   3376804   2420362     59.93     57496   1848964    578142     11.36    591234   1640408    159948

07:05:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
07:06:02         ens3    376.99    264.46   1602.51     71.72      0.00      0.00      0.00      0.00
07:06:02           lo      1.07      1.07      0.10      0.10      0.00      0.00      0.00      0.00
07:07:01         ens3    345.08    374.29   1470.98    674.96      0.00      0.00      0.00      0.00
07:07:01           lo      2.54      2.54      0.24      0.24      0.00      0.00      0.00      0.00
Average:         ens3    361.17    318.91   1537.29    370.80      0.00      0.00      0.00      0.00
Average:           lo      1.80      1.80      0.17      0.17      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1635) 	01/12/25 	_x86_64_	(4 CPU)

07:04:49     LINUX RESTART	(4 CPU)

07:05:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
07:06:02        all     22.74      0.00      1.66      3.23      0.06     72.32
07:06:02          0     22.91      0.00      1.89      4.09      0.07     71.04
07:06:02          1     33.42      0.00      2.00      0.53      0.07     63.98
07:06:02          2      9.97      0.00      1.31      7.36      0.05     81.32
07:06:02          3     24.61      0.00      1.44      0.92      0.05     72.98
07:07:01        all     32.10      0.00      1.70      1.63      0.09     64.48
07:07:01          0     26.07      0.00      1.55      0.63      0.07     71.69
07:07:01          1     22.55      0.00      1.41      0.53      0.07     75.44
07:07:01          2     25.57      0.00      2.11      3.66      0.10     68.56
07:07:01          3     54.16      0.00      1.72      1.75      0.10     42.27
Average:        all     27.38      0.00      1.68      2.44      0.07     68.43
Average:          0     24.48      0.00      1.72      2.38      0.07     71.36
Average:          1     28.04      0.00      1.71      0.53      0.07     69.65
Average:          2     17.71      0.00      1.71      5.52      0.08     74.99
Average:          3     39.27      0.00      1.58      1.33      0.08     57.74