---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-3916 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  8.4G   70G  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         563       13313           0        2163       15164
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:84:5e:43 brd ff:ff:ff:ff:ff:ff
    inet 10.30.107.191/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86257sec preferred_lft 86257sec
    inet6 fe80::f816:3eff:fe84:5e43/64 scope link 
       valid_lft forever preferred_lft forever

---> sar -b -r -n DEV:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-3916) 	09/21/26 	_x86_64_	(4 CPU)

13:55:57     LINUX RESTART	(4 CPU)

13:56:01          tps      rtps      wtps   bread/s   bwrtn/s
13:57:02       269.79     62.22    207.57   4262.22 103932.01
13:58:01       167.42     49.86    117.55   1849.41  15902.68
Average:       219.03     56.10    162.93   3065.85  60283.42

13:56:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
13:57:02     13981936  15547664   2443032     14.87     61536   1706096    810336      4.64    665464   1567204    174084
13:58:01     13703264  15596336   2721704     16.57     74936   2006608    794340      4.55    682712   1801192     34988
Average:     13842600  15572000   2582368     15.72     68236   1856352    802338      4.59    674088   1684198    104536

13:56:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
13:57:02           lo      1.73      1.73      0.20      0.20      0.00      0.00      0.00      0.00
13:57:02         ens3    386.40    247.41   1783.34     73.48      0.00      0.00      0.00      0.00
13:58:01           lo      0.68      0.68      0.07      0.07      0.00      0.00      0.00      0.00
13:58:01         ens3    175.97    136.34   1515.59     39.66      0.00      0.00      0.00      0.00
Average:           lo      1.21      1.21      0.13      0.13      0.00      0.00      0.00      0.00
Average:         ens3    282.06    192.34   1650.58     56.71      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-3916) 	09/21/26 	_x86_64_	(4 CPU)

13:55:57     LINUX RESTART	(4 CPU)

13:56:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
13:57:02        all     20.51      0.00      2.13      6.40      0.01     70.95
13:57:02          0     19.02      0.00      1.97      1.27      0.02     77.72
13:57:02          1     26.92      0.00      2.41      4.08      0.02     66.58
13:57:02          2      7.71      0.00      1.52     12.62      0.00     78.15
13:57:02          3     28.42      0.00      2.62      7.64      0.00     61.31
13:58:01        all     32.28      0.00      2.12      0.91      0.01     64.68
13:58:01          0     37.24      0.00      2.36      0.80      0.02     59.58
13:58:01          1     25.11      0.00      1.39      0.56      0.00     72.93
13:58:01          2     23.98      0.00      2.08      1.91      0.02     72.00
13:58:01          3     42.75      0.00      2.63      0.34      0.03     54.24
Average:        all     26.34      0.00      2.12      3.68      0.01     67.84
Average:          0     28.06      0.00      2.16      1.04      0.02     68.72
Average:          1     26.02      0.00      1.91      2.33      0.01     69.73
Average:          2     15.76      0.00      1.80      7.33      0.01     75.11
Average:          3     35.53      0.00      2.63      4.02      0.02     57.80