---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-6866 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         596       13099           0        2343       15117
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:ff:4c:bd brd ff:ff:ff:ff:ff:ff
    inet 10.30.106.142/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86246sec preferred_lft 86246sec
    inet6 fe80::f816:3eff:feff:4cbd/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-6866) 	10/31/26 	_x86_64_	(4 CPU)

16:55:44     LINUX RESTART	(4 CPU)

16:56:01          tps      rtps      wtps   bread/s   bwrtn/s
16:57:01       268.96     55.88    213.08   3649.05  60869.04
16:58:01       128.41      1.12    127.29    131.16  15074.71
Average:       198.68     28.50    170.18   1890.10  37971.88

16:56:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
16:57:01     13962712  15541220   2462248     14.99     58344   1719960    816532      4.67    754072   1492284    123060
16:58:01     13450060  15507000   2974900     18.11     87568   2145036    815528      4.67    802296   1904856    222488
Average:     13706386  15524110   2718574     16.55     72956   1932498    816030      4.67    778184   1698570    172774

16:56:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
16:57:01           lo      1.93      1.93      0.22      0.22      0.00      0.00      0.00      0.00
16:57:01         ens3    468.16    328.72   2344.73     86.03      0.00      0.00      0.00      0.00
16:58:01           lo      1.33      1.33      0.15      0.15      0.00      0.00      0.00      0.00
16:58:01         ens3     96.82     57.55   1435.71     10.40      0.00      0.00      0.00      0.00
Average:           lo      1.63      1.63      0.18      0.18      0.00      0.00      0.00      0.00
Average:         ens3    282.49    193.14   1890.22     48.22      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-6866) 	10/31/26 	_x86_64_	(4 CPU)

16:55:44     LINUX RESTART	(4 CPU)

16:56:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
16:57:01        all     24.39      0.00      3.08      3.03      0.01     69.49
16:57:01          0     16.24      0.00      3.24      7.92      0.02     72.58
16:57:01          1     25.11      0.00      2.61      0.72      0.00     71.56
16:57:01          2     29.74      0.00      3.51      1.55      0.02     65.18
16:57:01          3     26.44      0.00      3.00      1.96      0.00     68.60
16:58:01        all     20.84      0.00      1.60      1.37      0.01     76.17
16:58:01          0     28.03      0.00      2.49      3.95      0.02     65.52
16:58:01          1     21.03      0.00      1.36      0.27      0.02     77.33
16:58:01          2     25.51      0.00      1.90      1.23      0.02     71.34
16:58:01          3      8.74      0.00      0.67      0.02      0.02     90.56
Average:        all     22.61      0.00      2.34      2.20      0.01     72.83
Average:          0     22.15      0.00      2.86      5.93      0.02     69.04
Average:          1     23.07      0.00      1.99      0.49      0.01     74.45
Average:          2     27.62      0.00      2.70      1.39      0.02     68.26
Average:          3     17.59      0.00      1.83      0.99      0.01     79.58