---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-4843 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 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         536       13167           0        2336       15179
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:c4:4d:ac brd ff:ff:ff:ff:ff:ff
    inet 10.30.107.62/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86239sec preferred_lft 86239sec
    inet6 fe80::f816:3eff:fec4:4dac/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-4843) 	09/25/26 	_x86_64_	(4 CPU)

05:18:56     LINUX RESTART	(4 CPU)

05:19:01          tps      rtps      wtps   bread/s   bwrtn/s
05:20:02       146.51     66.87     79.64   4356.34  55885.35
05:21:01       102.36      0.90    101.46    106.68  26889.73
Average:       124.62     34.16     90.46   2249.18  41508.12

05:19:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
05:20:02     13983020  15548408   2441948     14.87     55156   1711036    869096      4.97    735964   1491172    149916
05:21:01     13719216  15573572   2705752     16.47     78928   1960820    750124      4.29    737620   1722800    189684
Average:     13851118  15560990   2573850     15.67     67042   1835928    809610      4.63    736792   1606986    169800

05:19:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
05:20:02           lo      2.07      2.07      0.22      0.22      0.00      0.00      0.00      0.00
05:20:02         ens3    391.30    288.64   2270.79     77.56      0.00      0.00      0.00      0.00
05:21:01           lo      1.15      1.15      0.13      0.13      0.00      0.00      0.00      0.00
05:21:01         ens3     71.31     46.51    876.50      9.41      0.00      0.00      0.00      0.00
Average:           lo      1.61      1.61      0.18      0.18      0.00      0.00      0.00      0.00
Average:         ens3    232.64    168.58   1579.44     43.77      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4843) 	09/25/26 	_x86_64_	(4 CPU)

05:18:56     LINUX RESTART	(4 CPU)

05:19:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
05:20:02        all     21.16      0.00      2.84      8.14      0.01     67.86
05:20:02          0     19.14      0.00      3.02      7.62      0.02     70.20
05:20:02          1     22.93      0.00      2.75      1.99      0.00     72.33
05:20:02          2     24.42      0.00      2.94      4.45      0.00     68.19
05:20:02          3     18.14      0.00      2.64     18.55      0.00     60.67
05:21:01        all     19.06      0.00      1.46      3.84      0.02     75.63
05:21:01          0     12.83      0.00      1.14      0.86      0.00     85.17
05:21:01          1     21.83      0.00      1.47      0.51      0.03     76.15
05:21:01          2     38.57      0.00      2.17      1.04      0.03     58.19
05:21:01          3      2.93      0.00      1.02     12.96      0.00     83.09
Average:        all     20.12      0.00      2.15      6.00      0.01     71.71
Average:          0     16.01      0.00      2.09      4.27      0.01     77.63
Average:          1     22.39      0.00      2.12      1.25      0.02     74.22
Average:          2     31.44      0.00      2.56      2.75      0.02     63.23
Average:          3     10.61      0.00      1.84     15.78      0.00     71.77