---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-7542 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  8.3G   70G  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         547       13377           0        2114       15178
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:b5:66:17 brd ff:ff:ff:ff:ff:ff
    inet 10.30.107.252/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86242sec preferred_lft 86242sec
    inet6 fe80::f816:3eff:feb5:6617/64 scope link 
       valid_lft forever preferred_lft forever

---> sar -b -r -n DEV:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-7542) 	05/02/26 	_x86_64_	(4 CPU)

03:22:57     LINUX RESTART	(4 CPU)

03:23:01          tps      rtps      wtps   bread/s   bwrtn/s
03:24:02       285.87     54.76    231.11   3625.80  77143.14
03:25:01       159.10     19.38    139.72    470.35  44548.15
Average:       223.01     37.22    185.79   2061.19  60981.20

03:23:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
03:24:02     14076336  15589116   2348632     14.30     58984   1655364    953952      5.46    618204   1518108    158392
03:25:01     13716120  15546280   2708848     16.49     77552   1940448    797704      4.57    707660   1760264     89668
Average:     13896228  15567698   2528740     15.40     68268   1797906    875828      5.01    662932   1639186    124030

03:23:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
03:24:02         ens3    387.40    248.21   1609.29     71.74      0.00      0.00      0.00      0.00
03:24:02           lo      1.60      1.60      0.18      0.18      0.00      0.00      0.00      0.00
03:25:01         ens3    176.82    145.90   1439.63     42.01      0.00      0.00      0.00      0.00
03:25:01           lo      1.49      1.49      0.16      0.16      0.00      0.00      0.00      0.00
Average:         ens3    282.99    197.48   1525.17     57.00      0.00      0.00      0.00      0.00
Average:           lo      1.55      1.55      0.17      0.17      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-7542) 	05/02/26 	_x86_64_	(4 CPU)

03:22:57     LINUX RESTART	(4 CPU)

03:23:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
03:24:02        all     17.25      0.00      1.96     14.11      0.08     66.60
03:24:02          0     20.45      0.00      2.16      3.30      0.07     74.03
03:24:02          1     14.99      0.00      1.66     19.88      0.10     63.37
03:24:02          2      7.99      0.00      0.95     27.75      0.07     63.24
03:24:02          3     25.62      0.00      3.08      5.44      0.08     65.78
03:25:01        all     25.14      0.00      2.08      7.10      0.09     65.59
03:25:01          0     34.13      0.00      2.36      1.19      0.08     62.23
03:25:01          1     13.19      0.00      1.50      5.13      0.05     80.14
03:25:01          2     15.00      0.00      1.77     18.57      0.10     64.56
03:25:01          3     38.28      0.00      2.71      3.51      0.10     55.41
Average:        all     21.16      0.00      2.02     10.64      0.08     66.10
Average:          0     27.24      0.00      2.26      2.25      0.08     68.17
Average:          1     14.10      0.00      1.58     12.55      0.08     71.70
Average:          2     11.46      0.00      1.35     23.21      0.08     63.89
Average:          3     31.89      0.00      2.89      4.48      0.09     60.64