---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-6418 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  8.5G   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         549       13144           0        2346       15166
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:79:52:1a brd ff:ff:ff:ff:ff:ff
    inet 10.30.106.116/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86237sec preferred_lft 86237sec
    inet6 fe80::f816:3eff:fe79:521a/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-6418) 	07/07/26 	_x86_64_	(4 CPU)

21:37:30     LINUX RESTART	(4 CPU)

21:38:02          tps      rtps      wtps   bread/s   bwrtn/s
21:39:01       326.67     24.37    302.30    821.42  52632.98
21:40:01       120.05      1.17    118.88    134.51  22195.50
Average:       222.49     12.67    209.82    475.08  37286.37

21:38:02    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
21:39:01     13910500  15524504   2514468     15.31     60584   1751040    824868      4.72    767480   1524764    120712
21:40:01     13492056  15561076   2932912     17.86     88444   2156604    764556      4.38    744760   1922924    255648
Average:     13701278  15542790   2723690     16.58     74514   1953822    794712      4.55    756120   1723844    188180

21:38:02        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
21:39:01           lo      2.51      2.51      0.28      0.28      0.00      0.00      0.00      0.00
21:39:01         ens3    157.97    102.63    885.91     28.17      0.00      0.00      0.00      0.00
21:40:01           lo      1.47      1.47      0.16      0.16      0.00      0.00      0.00      0.00
21:40:01         ens3     99.15     71.65   1493.87     13.02      0.00      0.00      0.00      0.00
Average:           lo      1.98      1.98      0.22      0.22      0.00      0.00      0.00      0.00
Average:         ens3    128.31     87.01   1192.45     20.53      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-6418) 	07/07/26 	_x86_64_	(4 CPU)

21:37:30     LINUX RESTART	(4 CPU)

21:38:02        CPU     %user     %nice   %system   %iowait    %steal     %idle
21:39:01        all     21.15      0.00      2.47      2.78      0.06     73.53
21:39:01          0     13.03      0.00      2.82      6.59      0.05     77.51
21:39:01          1     35.36      0.00      2.65      0.46      0.07     61.47
21:39:01          2     19.18      0.00      2.08      0.94      0.05     77.75
21:39:01          3     17.03      0.00      2.33      3.16      0.07     77.42
21:40:01        all     19.97      0.00      1.59      1.41      0.05     76.98
21:40:01          0     21.88      0.00      1.24      1.09      0.05     75.74
21:40:01          1     36.89      0.00      2.95      0.52      0.07     59.57
21:40:01          2      1.89      0.00      0.84      3.21      0.05     94.01
21:40:01          3     19.18      0.00      1.33      0.83      0.03     78.62
Average:        all     20.56      0.00      2.03      2.09      0.06     75.27
Average:          0     17.50      0.00      2.02      3.81      0.05     76.62
Average:          1     36.13      0.00      2.80      0.49      0.07     60.51
Average:          2     10.46      0.00      1.45      2.08      0.05     85.95
Average:          3     18.12      0.00      1.83      1.98      0.05     78.02