---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-15470 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         599       13158           0        2281       15126
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:a4:7c:e1 brd ff:ff:ff:ff:ff:ff
    inet 10.30.106.53/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86222sec preferred_lft 86222sec
    inet6 fe80::f816:3eff:fea4:7ce1/64 scope link 
       valid_lft forever preferred_lft forever

---> sar -b -r -n DEV:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-15470) 	11/26/25 	_x86_64_	(4 CPU)

15:10:22     LINUX RESTART	(4 CPU)

15:11:02          tps      rtps      wtps   bread/s   bwrtn/s
15:12:01       173.70     36.37    137.33   2198.54  30517.13
15:13:01        65.69      7.92     57.77    469.52   7682.32
Average:       119.24     22.02     97.22   1326.77  19003.80

15:11:02    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
15:12:01     13509604  15314312   2915364     17.75     73912   1921828    949760      5.44    928696   1753312    130336
15:13:01     13514648  15525224   2910320     17.72     78876   2118612    805728      4.61    801684   1869048    145280
Average:     13512126  15419768   2912842     17.73     76394   2020220    877744      5.02    865190   1811180    137808

15:11:02        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
15:12:01         ens3    243.76    185.48   2266.65     38.23      0.00      0.00      0.00      0.00
15:12:01           lo      0.81      0.81      0.10      0.10      0.00      0.00      0.00      0.00
15:13:01         ens3    444.49    293.90    983.88    112.28      0.00      0.00      0.00      0.00
15:13:01           lo      3.73      3.73      1.90      1.90      0.00      0.00      0.00      0.00
Average:         ens3    344.97    240.14   1619.88     75.56      0.00      0.00      0.00      0.00
Average:           lo      2.29      2.29      1.00      1.00      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-15470) 	11/26/25 	_x86_64_	(4 CPU)

15:10:22     LINUX RESTART	(4 CPU)

15:11:02        CPU     %user     %nice   %system   %iowait    %steal     %idle
15:12:01        all     25.23      0.00      1.57      4.36      0.06     68.77
15:12:01          0     22.90      0.00      1.21      4.50      0.07     71.33
15:12:01          1     45.24      0.00      3.33      3.99      0.07     47.38
15:12:01          2     11.12      0.00      0.68      7.50      0.05     80.66
15:12:01          3     21.63      0.00      1.07      1.45      0.07     75.77
15:13:01        all     50.56      0.00      2.24      0.54      0.07     46.60
15:13:01          0     60.83      0.00      1.45      0.18      0.07     37.47
15:13:01          1     58.78      0.00      3.28      0.37      0.07     37.51
15:13:01          2     43.40      0.00      1.97      0.85      0.07     53.71
15:13:01          3     39.28      0.00      2.23      0.73      0.07     57.69
Average:        all     38.01      0.00      1.91      2.43      0.07     57.59
Average:          0     42.02      0.00      1.33      2.32      0.07     54.26
Average:          1     52.06      0.00      3.30      2.17      0.07     42.41
Average:          2     27.39      0.00      1.33      4.15      0.06     67.07
Average:          3     30.56      0.00      1.66      1.09      0.07     66.63