---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-5449 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  8.8G   69G  12% /
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         595       12863           0        2580       15119
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:c3:cb:ea brd ff:ff:ff:ff:ff:ff
    inet 10.30.106.164/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86235sec preferred_lft 86235sec
    inet6 fe80::f816:3eff:fec3:cbea/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-5449) 	09/26/26 	_x86_64_	(4 CPU)

17:03:24     LINUX RESTART	(4 CPU)

17:04:01          tps      rtps      wtps   bread/s   bwrtn/s
17:05:01       149.47     15.21    134.26    794.67  27684.11
17:06:01        74.12      3.30     70.82    143.47  18453.60
Average:       111.80      9.26    102.54    469.12  23069.62

17:04:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
17:05:01     12861656  15123096   3563312     21.69     79964   2357888   1363536      7.80   1121904   2175936    498116
17:06:01     13167368  15476916   3257600     19.83     83448   2402192    808764      4.63    819088   2174708     28688
Average:     13014512  15300006   3410456     20.76     81706   2380040   1086150      6.22    970496   2175322    263402

17:04:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
17:05:01           lo      0.80      0.80      0.09      0.09      0.00      0.00      0.00      0.00
17:05:01         ens3    342.57    207.40   4585.15     29.77      0.00      0.00      0.00      0.00
17:06:01           lo      0.47      0.47      0.04      0.04      0.00      0.00      0.00      0.00
17:06:01         ens3    225.67    145.80    447.52     65.48      0.00      0.00      0.00      0.00
Average:           lo      0.63      0.63      0.07      0.07      0.00      0.00      0.00      0.00
Average:         ens3    284.13    176.60   2516.68     47.62      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5449) 	09/26/26 	_x86_64_	(4 CPU)

17:03:24     LINUX RESTART	(4 CPU)

17:04:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
17:05:01        all     30.08      0.00      2.42      1.88      0.01     65.62
17:05:01          0     27.71      0.00      3.32      1.04      0.02     67.91
17:05:01          1     20.38      0.00      1.41      3.98      0.00     74.24
17:05:01          2     16.84      0.00      1.36      1.26      0.02     80.53
17:05:01          3     55.33      0.00      3.55      1.24      0.02     39.87
17:06:01        all     26.21      0.00      2.08      0.32      0.01     71.38
17:06:01          0     24.44      0.00      2.19      0.12      0.00     73.26
17:06:01          1     18.63      0.00      2.14      1.09      0.02     78.13
17:06:01          2     46.75      0.00      2.53      0.02      0.02     50.68
17:06:01          3     14.98      0.00      1.50      0.02      0.00     83.50
Average:        all     28.14      0.00      2.25      1.10      0.01     68.51
Average:          0     26.07      0.00      2.76      0.58      0.01     70.59
Average:          1     19.50      0.00      1.78      2.53      0.01     76.18
Average:          2     31.84      0.00      1.95      0.63      0.02     65.56
Average:          3     35.13      0.00      2.52      0.63      0.01     61.71