---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-5668 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         539       13157           0        2343       15175
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:78:56:d6 brd ff:ff:ff:ff:ff:ff
    inet 10.30.106.123/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86226sec preferred_lft 86226sec
    inet6 fe80::f816:3eff:fe78:56d6/64 scope link 
       valid_lft forever preferred_lft forever

---> sar -b -r -n DEV:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5668) 	10/27/26 	_x86_64_	(4 CPU)

12:04:44     LINUX RESTART	(4 CPU)

12:05:01          tps      rtps      wtps   bread/s   bwrtn/s
12:06:01       143.39     66.42     76.97   4324.48  23325.05
12:07:01       105.67      0.92    104.75    111.85  18737.54
Average:       124.53     33.67     90.86   2218.16  21031.29

12:05:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
12:06:01     14014504  15547172   2410464     14.68     52804   1682500    860412      4.92    705956   1492420    127588
12:07:01     13722088  15587612   2702880     16.46     79200   1970880    751708      4.30    717232   1735940    177744
Average:     13868296  15567392   2556672     15.57     66002   1826690    806060      4.61    711594   1614180    152666

12:05:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
12:06:01         ens3    369.99    255.74   2235.21     73.23      0.00      0.00      0.00      0.00
12:06:01           lo      1.93      1.93      0.21      0.21      0.00      0.00      0.00      0.00
12:07:01         ens3     72.00     45.86    953.45     11.71      0.00      0.00      0.00      0.00
12:07:01           lo      1.40      1.40      0.16      0.16      0.00      0.00      0.00      0.00
Average:         ens3    221.00    150.80   1594.33     42.47      0.00      0.00      0.00      0.00
Average:           lo      1.67      1.67      0.18      0.18      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5668) 	10/27/26 	_x86_64_	(4 CPU)

12:04:44     LINUX RESTART	(4 CPU)

12:05:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
12:06:01        all     19.81      0.00      2.55      9.64      0.03     67.98
12:06:01          0     13.83      0.00      2.53     10.62      0.02     73.00
12:06:01          1     14.10      0.00      2.26     16.66      0.02     66.96
12:06:01          2     24.46      0.00      2.97      3.76      0.02     68.78
12:06:01          3     26.87      0.00      2.47      7.48      0.03     63.15
12:07:01        all     20.48      0.00      1.63      2.46      0.01     75.42
12:07:01          0      6.76      0.00      0.87      3.45      0.02     88.90
12:07:01          1      8.59      0.00      1.00      1.69      0.00     88.72
12:07:01          2     35.50      0.00      2.24      0.50      0.03     61.73
12:07:01          3     31.04      0.00      2.42      4.22      0.02     62.30
Average:        all     20.14      0.00      2.09      6.05      0.02     71.70
Average:          0     10.29      0.00      1.70      7.03      0.02     80.97
Average:          1     11.35      0.00      1.63      9.17      0.01     77.84
Average:          2     30.00      0.00      2.60      2.13      0.03     65.25
Average:          3     28.95      0.00      2.45      5.85      0.03     62.73