---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-6686 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:             2800.000
BogoMIPS:            5600.00
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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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  672K  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         555       13143           0        2341       15159
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:78:f4:48 brd ff:ff:ff:ff:ff:ff
    inet 10.30.106.46/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86245sec preferred_lft 86245sec
    inet6 fe80::f816:3eff:fe78:f448/64 scope link 
       valid_lft forever preferred_lft forever

---> sar -b -r -n DEV:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-6686) 	10/30/26 	_x86_64_	(4 CPU)

21:37:40     LINUX RESTART	(4 CPU)

21:38:01          tps      rtps      wtps   bread/s   bwrtn/s
21:39:02       246.68     23.96    222.73    811.46  49753.95
21:40:01        97.02      1.14     95.88    133.40  13013.12
Average:       172.49     12.64    159.84    475.31  31539.41

21:38:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
21:39:02     13912624  15523536   2512336     15.30     59756   1749668    785568      4.50    775060   1518780    104108
21:40:01     13448812  15513092   2976148     18.12     87536   2152996    790048      4.52    798852   1911652    233804
Average:     13680718  15518314   2744242     16.71     73646   1951332    787808      4.51    786956   1715216    168956

21:38:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
21:39:02           lo      2.00      2.00      0.23      0.23      0.00      0.00      0.00      0.00
21:39:02         ens3    132.49     91.29    928.11     29.06      0.00      0.00      0.00      0.00
21:40:01           lo      1.08      1.08      0.12      0.12      0.00      0.00      0.00      0.00
21:40:01         ens3    113.78     69.11   1423.77     10.39      0.00      0.00      0.00      0.00
Average:           lo      1.55      1.55      0.18      0.18      0.00      0.00      0.00      0.00
Average:         ens3    123.21     80.29   1173.84     19.80      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-6686) 	10/30/26 	_x86_64_	(4 CPU)

21:37:40     LINUX RESTART	(4 CPU)

21:38:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
21:39:02        all     21.06      0.00      2.61      2.78      0.01     73.54
21:39:02          0     16.36      0.00      2.66      6.93      0.00     74.05
21:39:02          1     26.59      0.00      2.60      0.42      0.00     70.40
21:39:02          2     22.61      0.00      2.58      3.30      0.02     71.49
21:39:02          3     18.66      0.00      2.63      0.49      0.00     78.22
21:40:01        all     19.70      0.00      1.52      1.19      0.02     77.57
21:40:01          0      1.51      0.00      0.70      3.01      0.00     94.79
21:40:01          1     17.26      0.00      1.09      0.14      0.02     81.50
21:40:01          2     29.92      0.00      2.11      1.09      0.02     66.87
21:40:01          3     30.13      0.00      2.19      0.51      0.03     67.13
Average:        all     20.39      0.00      2.07      1.99      0.01     75.54
Average:          0      8.99      0.00      1.69      4.98      0.00     84.34
Average:          1     21.97      0.00      1.85      0.28      0.01     75.90
Average:          2     26.24      0.00      2.34      2.20      0.02     69.20
Average:          3     24.35      0.00      2.42      0.50      0.02     72.72