---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-5496 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         558       13136           0        2344       15156
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:75:d0:ae brd ff:ff:ff:ff:ff:ff
    inet 10.30.107.156/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86239sec preferred_lft 86239sec
    inet6 fe80::f816:3eff:fe75:d0ae/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-5496) 	10/26/26 	_x86_64_	(4 CPU)

21:15:41     LINUX RESTART	(4 CPU)

21:16:01          tps      rtps      wtps   bread/s   bwrtn/s
21:17:01       276.94     24.13    252.82    817.19  50721.49
21:18:01       104.48      0.73    103.75     93.98  13762.77
Average:       190.72     12.43    178.29    455.62  32243.67

21:16:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
21:17:01     13974756  15584656   2450212     14.92     59112   1749008    733600      4.20    709248   1521996    107856
21:18:01     13569864  15588968   2855104     17.38     87692   2106796    718196      4.11    718488   1870896    186484
Average:     13772310  15586812   2652658     16.15     73402   1927902    725898      4.15    713868   1696446    147170

21:16:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
21:17:01         ens3    179.26    119.51    930.97     30.77      0.00      0.00      0.00      0.00
21:17:01           lo      1.93      1.93      0.22      0.22      0.00      0.00      0.00      0.00
21:18:01         ens3    104.20     70.19   1149.09      9.68      0.00      0.00      0.00      0.00
21:18:01           lo      0.80      0.80      0.09      0.09      0.00      0.00      0.00      0.00
Average:         ens3    141.73     94.85   1040.02     20.23      0.00      0.00      0.00      0.00
Average:           lo      1.37      1.37      0.16      0.16      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5496) 	10/26/26 	_x86_64_	(4 CPU)

21:15:41     LINUX RESTART	(4 CPU)

21:16:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
21:17:01        all     20.72      0.00      2.38      2.89      0.02     73.99
21:17:01          0     23.82      0.00      2.07      3.16      0.02     70.93
21:17:01          1     19.59      0.00      3.12      3.24      0.02     74.03
21:17:01          2     24.53      0.00      2.61      0.77      0.00     72.09
21:17:01          3     14.95      0.00      1.72      4.37      0.02     78.94
21:18:01        all     18.74      0.00      1.24      1.37      0.01     78.64
21:18:01          0      3.54      0.00      0.68      3.51      0.00     92.27
21:18:01          1     20.09      0.00      1.77      1.27      0.02     76.85
21:18:01          2     10.83      0.00      0.64      0.40      0.02     88.11
21:18:01          3     40.45      0.00      1.87      0.28      0.00     57.39
Average:        all     19.73      0.00      1.81      2.13      0.01     76.32
Average:          0     13.68      0.00      1.38      3.33      0.01     81.60
Average:          1     19.84      0.00      2.45      2.25      0.02     75.44
Average:          2     17.69      0.00      1.63      0.59      0.01     80.09
Average:          3     27.72      0.00      1.80      2.32      0.01     68.15