---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-6611 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  8.6G   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         543       13093           0        2403       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:c1:97:1e brd ff:ff:ff:ff:ff:ff
    inet 10.30.106.236/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86235sec preferred_lft 86235sec
    inet6 fe80::f816:3eff:fec1:971e/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-6611) 	10/30/26 	_x86_64_	(4 CPU)

15:04:51     LINUX RESTART	(4 CPU)

15:05:01          tps      rtps      wtps   bread/s   bwrtn/s
15:06:02       298.27     33.56    264.71   1241.59  64980.87
15:07:01       175.17     44.72    130.45   2679.14  18886.97
Average:       237.24     39.09    198.15   1954.26  42129.48

15:05:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
15:06:02     14040120  15593948   2384848     14.52     60296   1696700    751008      4.30    620104   1554752    165980
15:07:01     13446120  15570740   2978848     18.14     76848   2231808    764940      4.38    767156   1964980    145896
Average:     13743120  15582344   2681848     16.33     68572   1964254    757974      4.34    693630   1759866    155938

15:05:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
15:06:02         ens3    322.36    238.12   1754.38     74.56      0.00      0.00      0.00      0.00
15:06:02           lo      1.13      1.13      0.13      0.13      0.00      0.00      0.00      0.00
15:07:01         ens3    523.78    330.69   2994.09    102.19      0.00      0.00      0.00      0.00
15:07:01           lo      2.73      2.73      0.66      0.66      0.00      0.00      0.00      0.00
Average:         ens3    422.21    284.01   2368.98     88.26      0.00      0.00      0.00      0.00
Average:           lo      1.92      1.92      0.40      0.40      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-6611) 	10/30/26 	_x86_64_	(4 CPU)

15:04:51     LINUX RESTART	(4 CPU)

15:05:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
15:06:02        all     18.88      0.00      1.76      7.03      0.02     72.31
15:06:02          0     14.36      0.00      2.11     23.08      0.02     60.44
15:06:02          1     16.25      0.00      1.74      1.00      0.02     81.00
15:06:02          2     23.78      0.00      1.15      1.14      0.02     73.92
15:06:02          3     21.13      0.00      2.06      2.95      0.02     73.84
15:07:01        all     44.40      0.00      2.39      1.21      0.03     51.97
15:07:01          0     37.71      0.00      2.52      2.72      0.03     57.02
15:07:01          1     59.41      0.00      2.94      0.61      0.03     37.01
15:07:01          2     44.96      0.00      2.09      0.87      0.03     52.05
15:07:01          3     35.60      0.00      1.98      0.63      0.02     61.78
Average:        all     31.53      0.00      2.07      4.14      0.02     62.23
Average:          0     25.93      0.00      2.31     12.99      0.03     58.74
Average:          1     37.65      0.00      2.33      0.81      0.03     59.18
Average:          2     34.28      0.00      1.62      1.00      0.03     63.07
Average:          3     28.30      0.00      2.02      1.80      0.02     67.87