---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-6371 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 nrip_save 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  676K  1.6G   1% /run
/dev/vda1        78G  8.3G   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         596       13358           0        2084       15132
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:cc:79:b6 brd ff:ff:ff:ff:ff:ff
    inet 10.30.106.156/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86218sec preferred_lft 86218sec
    inet6 fe80::f816:3eff:fecc:79b6/64 scope link 
       valid_lft forever preferred_lft forever

---> sar -b -r -n DEV:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-6371) 	10/25/25 	_x86_64_	(4 CPU)

18:03:55     LINUX RESTART	(4 CPU)

18:04:01          tps      rtps      wtps   bread/s   bwrtn/s
18:05:02       311.38     54.52    256.86   3665.12  80416.46
18:06:01       156.08     19.78    136.30    709.30  30259.14
Average:       234.38     37.30    197.08   2199.63  55548.51

18:04:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
18:05:02     13947700  15506192   2477268     15.08     57960   1703216    865944      4.96    741748   1526336    205164
18:06:01     13743688  15548140   2681280     16.32     73576   1921500    709404      4.06    711524   1737804     19004
Average:     13845694  15527166   2579274     15.70     65768   1812358    787674      4.51    726636   1632070    112084

18:04:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
18:05:02           lo      1.33      1.33      0.15      0.15      0.00      0.00      0.00      0.00
18:05:02         ens3    368.49    251.96   1573.67     76.34      0.00      0.00      0.00      0.00
18:06:01           lo      0.81      0.81      0.09      0.09      0.00      0.00      0.00      0.00
18:06:01         ens3    559.06    383.31   2582.59    121.27      0.00      0.00      0.00      0.00
Average:           lo      1.08      1.08      0.12      0.12      0.00      0.00      0.00      0.00
Average:         ens3    462.97    317.08   2073.89     98.62      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-6371) 	10/25/25 	_x86_64_	(4 CPU)

18:03:55     LINUX RESTART	(4 CPU)

18:04:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
18:05:02        all     16.62      0.00      1.73     12.76      0.07     68.82
18:05:02          0     15.09      0.00      1.55      3.48      0.08     79.80
18:05:02          1     14.89      0.00      1.57      2.07      0.05     81.42
18:05:02          2     23.93      0.00      2.70     24.82      0.07     48.47
18:05:02          3     12.58      0.00      1.08     20.78      0.05     65.51
18:06:01        all     32.53      0.00      1.93      6.13      0.08     59.33
18:06:01          0     21.78      0.00      1.61      0.48      0.07     76.07
18:06:01          1     26.54      0.00      1.41     18.03      0.09     53.94
18:06:01          2     47.62      0.00      3.01      4.34      0.10     44.93
18:06:01          3     34.18      0.00      1.74      1.71      0.08     62.28
Average:        all     24.52      0.00      1.83      9.47      0.07     64.11
Average:          0     18.40      0.00      1.58      1.99      0.08     77.95
Average:          1     20.66      0.00      1.49      9.98      0.07     67.80
Average:          2     35.69      0.00      2.86     14.65      0.08     46.71
Average:          3     23.35      0.00      1.41     11.27      0.07     63.90