---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-4604 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  9.5G   68G  13% /
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         593       12070           0        3375       15115
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:81:25:76 brd ff:ff:ff:ff:ff:ff
    inet 10.30.106.41/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86179sec preferred_lft 86179sec
    inet6 fe80::f816:3eff:fe81:2576/64 scope link 
       valid_lft forever preferred_lft forever

---> sar -b -r -n DEV:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4604) 	07/02/26 	_x86_64_	(4 CPU)

12:48:22     LINUX RESTART	(4 CPU)

12:49:00          tps      rtps      wtps   bread/s   bwrtn/s
12:50:01       154.41     28.47    125.94   1659.39  12574.76
12:51:01        92.38     14.38     78.00    783.74  26510.65
Average:       123.66     21.48    102.17   1225.22  19484.56

12:49:00    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
12:50:01     13574584  15428524   2850384     17.35     74880   1967904    916748      5.25    797800   1813336    214508
12:51:01     11240892  13937516   5184076     31.56     78380   2793244   2227892     12.75   2323540   2588936    288016
Average:     12407738  14683020   4017230     24.46     76630   2380574   1572320      9.00   1560670   2201136    251262

12:49:00        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
12:50:01           lo      0.79      0.79      0.09      0.09      0.00      0.00      0.00      0.00
12:50:01         ens3    150.20    120.35   1836.39     23.70      0.00      0.00      0.00      0.00
12:51:01           lo   3773.14   3773.14    289.25    289.25      0.00      0.00      0.00      0.00
12:51:01         ens3   2043.03   1189.74   2458.37   4138.60      0.00      0.00      0.00      0.00
Average:           lo   1871.22   1871.22    143.46    143.46      0.00      0.00      0.00      0.00
Average:         ens3   1088.71    650.58   2144.79   2063.98      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4604) 	07/02/26 	_x86_64_	(4 CPU)

12:48:22     LINUX RESTART	(4 CPU)

12:49:00        CPU     %user     %nice   %system   %iowait    %steal     %idle
12:50:01        all     21.01      0.00      1.93      1.49      0.06     75.50
12:50:01          0     32.38      0.00      1.66      0.82      0.07     65.08
12:50:01          1     13.96      0.00      1.65      3.01      0.05     81.33
12:50:01          2     16.25      0.00      1.31      1.30      0.07     81.07
12:50:01          3     21.43      0.00      3.09      0.84      0.07     74.58
12:51:01        all     51.61      0.00      8.78      0.37      0.14     39.11
12:51:01          0     53.84      0.00      8.48      0.47      0.15     37.06
12:51:01          1     49.25      0.00     10.48      0.18      0.13     39.95
12:51:01          2     55.02      0.00      8.10      0.59      0.15     36.15
12:51:01          3     48.28      0.00      8.09      0.25      0.13     43.23
Average:        all     36.16      0.00      5.32      0.94      0.10     57.49
Average:          0     43.00      0.00      5.04      0.65      0.11     51.21
Average:          1     31.45      0.00      6.03      1.61      0.09     60.82
Average:          2     35.44      0.00      4.67      0.95      0.11     58.84
Average:          3     34.70      0.00      5.56      0.55      0.10     59.09