---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-16158 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  8.5G   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         573       13115           0        2351       15146
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:f1:02:ff brd ff:ff:ff:ff:ff:ff
    inet 10.30.106.69/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86206sec preferred_lft 86206sec
    inet6 fe80::f816:3eff:fef1:2ff/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-16158) 	11/29/25 	_x86_64_	(4 CPU)

03:08:30     LINUX RESTART	(4 CPU)

03:09:02          tps      rtps      wtps   bread/s   bwrtn/s
03:10:01       177.05     26.25    150.80    735.88  50623.69
03:11:01       140.53     43.61     96.92   2861.92  13075.29
Average:       158.64     35.00    123.63   1807.83  31691.75

03:09:02    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
03:10:01     13499732  15239584   2925228     17.81     72916   1857692   1152200      6.59   1006288   1680972    164164
03:11:01     13489312  15555488   2935648     17.87     85280   2161948    746216      4.27    790556   1892368     84720
Average:     13494522  15397536   2930438     17.84     79098   2009820    949208      5.43    898422   1786670    124442

03:09:02        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
03:10:01           lo      1.83      1.83      0.23      0.23      0.00      0.00      0.00      0.00
03:10:01         ens3    218.29    154.38   1832.81     35.82      0.00      0.00      0.00      0.00
03:11:01           lo      2.07      2.07      0.23      0.23      0.00      0.00      0.00      0.00
03:11:01         ens3    535.31    319.38   3166.03     79.87      0.00      0.00      0.00      0.00
Average:           lo      1.95      1.95      0.23      0.23      0.00      0.00      0.00      0.00
Average:         ens3    378.13    237.57   2505.02     58.03      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-16158) 	11/29/25 	_x86_64_	(4 CPU)

03:08:30     LINUX RESTART	(4 CPU)

03:09:02        CPU     %user     %nice   %system   %iowait    %steal     %idle
03:10:01        all     25.43      0.00      1.70      3.48      0.07     69.31
03:10:01          0      8.87      0.00      0.65      5.32      0.07     85.10
03:10:01          1     41.23      0.00      2.62      3.30      0.09     52.77
03:10:01          2     19.38      0.00      1.48      4.46      0.05     74.63
03:10:01          3     32.25      0.00      2.07      0.87      0.08     64.73
03:11:01        all     35.76      0.00      2.61      1.69      0.08     59.87
03:11:01          0     49.36      0.00      3.03      0.95      0.08     46.57
03:11:01          1     29.91      0.00      2.22      2.52      0.07     65.29
03:11:01          2     28.55      0.00      2.37      1.10      0.10     67.87
03:11:01          3     35.19      0.00      2.79      2.16      0.07     59.79
Average:        all     30.64      0.00      2.16      2.58      0.08     64.55
Average:          0     29.29      0.00      1.85      3.12      0.08     65.68
Average:          1     35.53      0.00      2.42      2.91      0.08     59.07
Average:          2     24.01      0.00      1.93      2.77      0.08     71.22
Average:          3     33.73      0.00      2.43      1.52      0.08     62.25