---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-12941 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  8.4G   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         597       13230           0        2211       15131
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:51:8d:2b brd ff:ff:ff:ff:ff:ff
    inet 10.30.106.223/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86238sec preferred_lft 86238sec
    inet6 fe80::f816:3eff:fe51:8d2b/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-12941) 	11/15/25 	_x86_64_	(4 CPU)

13:43:30     LINUX RESTART	(4 CPU)

13:44:02          tps      rtps      wtps   bread/s   bwrtn/s
13:45:01       164.40     16.93    147.47    649.25  36958.62
13:46:01       107.62     31.11     76.50   2119.25  35515.15
Average:       135.77     24.08    111.69   1390.42  36230.82

13:44:02    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
13:45:01     13447856  15159380   2977112     18.13     71728   1832580   1175208      6.73   1078336   1669052    138592
13:46:01     13557920  15511500   2867048     17.46     75144   2068332    847104      4.85    816048   1816512     36488
Average:     13502888  15335440   2922080     17.79     73436   1950456   1011156      5.79    947192   1742782     87540

13:44:02        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
13:45:01           lo      1.02      1.02      0.12      0.12      0.00      0.00      0.00      0.00
13:45:01         ens3    205.59    159.35   1744.21     37.72      0.00      0.00      0.00      0.00
13:46:01           lo      1.20      1.20      0.13      0.13      0.00      0.00      0.00      0.00
13:46:01         ens3    697.10    437.53   2746.57    126.84      0.00      0.00      0.00      0.00
Average:           lo      1.11      1.11      0.13      0.13      0.00      0.00      0.00      0.00
Average:         ens3    453.41    299.61   2249.60     82.65      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-12941) 	11/15/25 	_x86_64_	(4 CPU)

13:43:30     LINUX RESTART	(4 CPU)

13:44:02        CPU     %user     %nice   %system   %iowait    %steal     %idle
13:45:01        all     27.70      0.00      1.61      3.85      0.06     66.79
13:45:01          0     46.62      0.00      2.86      2.23      0.07     48.22
13:45:01          1     22.61      0.00      1.17     10.08      0.05     66.09
13:45:01          2     23.31      0.00      1.19      2.31      0.07     73.12
13:45:01          3     18.24      0.00      1.24      0.77      0.05     79.70
13:46:01        all     34.77      0.00      1.76      2.65      0.06     60.76
13:46:01          0     28.61      0.00      1.87      0.87      0.05     68.60
13:46:01          1     27.69      0.00      1.49      7.39      0.08     63.35
13:46:01          2     34.29      0.00      2.00      0.75      0.07     62.89
13:46:01          3     48.45      0.00      1.62      1.64      0.07     48.22
Average:        all     31.26      0.00      1.68      3.25      0.06     63.75
Average:          0     37.54      0.00      2.36      1.54      0.06     58.50
Average:          1     25.16      0.00      1.33      8.73      0.07     64.71
Average:          2     28.85      0.00      1.60      1.52      0.07     67.96
Average:          3     33.48      0.00      1.43      1.20      0.06     63.82