---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-6670 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  8.6G   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         624       13012           0        2402       15098
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:e6:54:f6 brd ff:ff:ff:ff:ff:ff
    inet 10.30.106.178/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86240sec preferred_lft 86240sec
    inet6 fe80::f816:3eff:fee6:54f6/64 scope link 
       valid_lft forever preferred_lft forever

---> sar -b -r -n DEV:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-6670) 	10/30/26 	_x86_64_	(4 CPU)

20:53:59     LINUX RESTART	(4 CPU)

20:54:01          tps      rtps      wtps   bread/s   bwrtn/s
20:55:02       328.70     65.71    262.99   4538.31  48285.95
20:56:01       178.69     44.66    134.02   2673.67  21955.68
Average:       254.31     55.27    199.04   3613.74  35230.31

20:54:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
20:55:02     14003712  15556108   2421248     14.74     59688   1696104    848780      4.86    657048   1554900    159664
20:56:01     13391556  15514000   3033404     18.47     76348   2229844    807908      4.62    820480   1965052    133736
Average:     13697634  15535054   2727326     16.60     68018   1962974    828344      4.74    738764   1759976    146700

20:54:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
20:55:02           lo      1.87      1.87      0.20      0.20      0.00      0.00      0.00      0.00
20:55:02         ens3    336.61    238.96   1850.27     74.19      0.00      0.00      0.00      0.00
20:56:01           lo      2.46      2.46      0.64      0.64      0.00      0.00      0.00      0.00
20:56:01         ens3    555.08    312.15   3008.70    110.25      0.00      0.00      0.00      0.00
Average:           lo      2.16      2.16      0.42      0.42      0.00      0.00      0.00      0.00
Average:         ens3    444.94    275.25   2424.67     92.07      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-6670) 	10/30/26 	_x86_64_	(4 CPU)

20:53:59     LINUX RESTART	(4 CPU)

20:54:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
20:55:02        all     19.20      0.00      2.54      4.02      0.01     74.23
20:55:02          0     34.22      0.00      2.82      1.60      0.00     61.35
20:55:02          1     16.01      0.00      2.73      1.17      0.02     80.07
20:55:02          2      9.97      0.00      1.64      2.23      0.00     86.16
20:55:02          3     16.58      0.00      2.95     11.06      0.00     69.41
20:56:01        all     44.06      0.00      2.28      1.26      0.02     52.39
20:56:01          0     41.88      0.00      2.04      0.58      0.02     55.49
20:56:01          1     35.52      0.00      2.13      2.61      0.02     59.73
20:56:01          2     54.08      0.00      2.73      1.62      0.02     41.56
20:56:01          3     44.75      0.00      2.23      0.24      0.02     52.77
Average:        all     31.52      0.00      2.41      2.65      0.01     63.40
Average:          0     38.02      0.00      2.43      1.10      0.01     58.44
Average:          1     25.67      0.00      2.43      1.88      0.02     69.99
Average:          2     31.84      0.00      2.18      1.93      0.01     64.04
Average:          3     30.56      0.00      2.59      5.69      0.01     61.15