---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-3345 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  9.6G   68G  13% /
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        1326       11214           0        3498       14382
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:79:99:55 brd ff:ff:ff:ff:ff:ff
    inet 10.30.106.220/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86227sec preferred_lft 86227sec
    inet6 fe80::f816:3eff:fe79:9955/64 scope link 
       valid_lft forever preferred_lft forever

---> sar -b -r -n DEV:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-3345) 	09/19/26 	_x86_64_	(4 CPU)

17:56:36     LINUX RESTART	(4 CPU)

17:57:01          tps      rtps      wtps   bread/s   bwrtn/s
17:58:01       173.34     32.51    140.83   1720.11  56945.58
17:59:01       122.50      9.28    113.21    637.23  48919.98
Average:       147.92     20.90    127.02   1178.67  52932.78

17:57:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
17:58:01     13256680  15387528   3168288     19.29     69928   2248588   1076752      6.16    850180   2073664    280420
17:59:01     11449248  14692908   4975720     30.29     76452   3336412   1589792      9.10   1703404   2995284     24728
Average:     12352964  15040218   4072004     24.79     73190   2792500   1333272      7.63   1276792   2534474    152574

17:57:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
17:58:01           lo      1.47      1.47      0.18      0.18      0.00      0.00      0.00      0.00
17:58:01         ens3    384.29    258.19   7010.41     29.64      0.00      0.00      0.00      0.00
17:59:01           lo      0.33      0.33      0.03      0.03      0.00      0.00      0.00      0.00
17:59:01         ens3    987.10    691.38  14881.83    187.22      0.00      0.00      0.00      0.00
Average:           lo      0.90      0.90      0.10      0.10      0.00      0.00      0.00      0.00
Average:         ens3    685.69    474.79  10946.12    108.43      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-3345) 	09/19/26 	_x86_64_	(4 CPU)

17:56:36     LINUX RESTART	(4 CPU)

17:57:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
17:58:01        all     21.83      0.00      1.72      3.14      0.00     73.30
17:58:01          0     46.23      0.00      3.41      1.87      0.02     48.47
17:58:01          1     11.69      0.00      0.95      7.50      0.00     79.87
17:58:01          2     11.53      0.00      1.09      2.37      0.00     85.02
17:58:01          3     17.87      0.00      1.44      0.82      0.02     79.85
17:59:01        all     32.49      0.00      2.04      0.56      0.01     64.90
17:59:01          0     33.29      0.00      2.82      0.17      0.02     63.70
17:59:01          1     41.54      0.00      1.49      0.60      0.00     56.37
17:59:01          2     23.87      0.00      1.79      0.39      0.02     73.93
17:59:01          3     31.19      0.00      2.09      1.09      0.00     65.63
Average:        all     27.16      0.00      1.88      1.85      0.01     69.10
Average:          0     39.76      0.00      3.12      1.02      0.02     56.08
Average:          1     26.61      0.00      1.22      4.05      0.00     68.12
Average:          2     17.69      0.00      1.44      1.38      0.01     79.48
Average:          3     24.54      0.00      1.77      0.96      0.01     72.73