---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-20421 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   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         602       13180           0        2256       15125
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:96:80:33 brd ff:ff:ff:ff:ff:ff
    inet 10.30.107.201/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86231sec preferred_lft 86231sec
    inet6 fe80::f816:3eff:fe96:8033/64 scope link 
       valid_lft forever preferred_lft forever

---> sar -b -r -n DEV:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-20421) 	12/13/25 	_x86_64_	(4 CPU)

04:59:23     LINUX RESTART	(4 CPU)

05:00:01          tps      rtps      wtps   bread/s   bwrtn/s
05:01:02       196.40     36.15    160.25   2092.77  52242.72
05:02:01        55.79     12.30     43.48    704.97  15711.24
Average:       126.69     24.33    102.36   1404.76  34131.97

05:00:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
05:01:02     13692488  15466424   2732480     16.64     72964   1893000    953816      5.46    787156   1714232     52688
05:02:01     13526244  15513924   2898724     17.65     76340   2100528    819880      4.69    821268   1842564     26672
Average:     13609366  15490174   2815602     17.14     74652   1996764    886848      5.08    804212   1778398     39680

05:00:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
05:01:02           lo      0.93      0.93      0.10      0.10      0.00      0.00      0.00      0.00
05:01:02         ens3    351.43    259.50   1938.30     72.26      0.00      0.00      0.00      0.00
05:02:01           lo      1.08      1.08      0.12      0.12      0.00      0.00      0.00      0.00
05:02:01         ens3    563.46    349.62   3145.94     94.22      0.00      0.00      0.00      0.00
Average:           lo      1.01      1.01      0.11      0.11      0.00      0.00      0.00      0.00
Average:         ens3    456.55    304.18   2537.00     83.15      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-20421) 	12/13/25 	_x86_64_	(4 CPU)

04:59:23     LINUX RESTART	(4 CPU)

05:00:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
05:01:02        all     36.13      0.00      2.20      3.19      0.09     58.39
05:01:02          0     30.44      0.00      1.63      0.32      0.10     67.52
05:01:02          1     30.38      0.00      2.06      1.79      0.07     65.71
05:01:02          2     24.77      0.00      1.66      9.06      0.07     64.44
05:01:02          3     58.92      0.00      3.43      1.61      0.12     35.93
05:02:01        all     33.77      0.00      1.82      0.77      0.08     63.56
05:02:01          0     28.65      0.00      1.91      0.24      0.09     69.12
05:02:01          1     33.10      0.00      1.78      1.12      0.05     63.95
05:02:01          2     28.68      0.00      1.81      1.19      0.08     68.24
05:02:01          3     44.68      0.00      1.79      0.54      0.07     52.92
Average:        all     34.96      0.00      2.01      1.99      0.08     60.96
Average:          0     29.55      0.00      1.77      0.28      0.09     68.31
Average:          1     31.72      0.00      1.92      1.46      0.06     64.84
Average:          2     26.71      0.00      1.74      5.14      0.08     66.33
Average:          3     51.86      0.00      2.62      1.08      0.09     44.35