---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-45435 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:             2800.000
BogoMIPS:            5600.00
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         535       13114           0        2389       15174
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:cd:ce:e2 brd ff:ff:ff:ff:ff:ff
    inet 10.30.106.94/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86213sec preferred_lft 86213sec
    inet6 fe80::f816:3eff:fecd:cee2/64 scope link 
       valid_lft forever preferred_lft forever

---> sar -b -r -n DEV:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-45435) 	09/13/25 	_x86_64_	(4 CPU)

05:03:25     LINUX RESTART	(4 CPU)

05:04:02          tps      rtps      wtps   bread/s   bwrtn/s
05:05:01       156.63     15.05    141.59    294.32  53125.23
05:06:01       107.35     19.18     88.17   1274.45  11877.49
Average:       131.78     17.13    114.65    788.51  32328.08

05:04:02    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
05:05:01     13609828  15343320   2815140     17.14     71168   1855388   1145340      6.55    889704   1697024    131456
05:06:01     13441240  15546232   2983728     18.17    102104   2173072    783664      4.48    761076   1949612    200160
Average:     13525534  15444776   2899434     17.65     86636   2014230    964502      5.52    825390   1823318    165808

05:04:02        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
05:05:01           lo      1.29      1.29      0.15      0.15      0.00      0.00      0.00      0.00
05:05:01         ens3    187.41    146.74   2343.24     29.12      0.00      0.00      0.00      0.00
05:06:01           lo      3.07      3.07      0.32      0.32      0.00      0.00      0.00      0.00
05:06:01         ens3    142.19    105.40   1177.84     22.49      0.00      0.00      0.00      0.00
Average:           lo      2.18      2.18      0.24      0.24      0.00      0.00      0.00      0.00
Average:         ens3    164.61    125.89   1755.65     25.78      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-45435) 	09/13/25 	_x86_64_	(4 CPU)

05:03:25     LINUX RESTART	(4 CPU)

05:04:02        CPU     %user     %nice   %system   %iowait    %steal     %idle
05:05:01        all     23.41      0.00      1.64      3.03      0.07     71.85
05:05:01          0     50.53      0.00      3.05      1.07      0.08     45.27
05:05:01          1     12.77      0.00      1.11      5.26      0.07     80.79
05:05:01          2     18.04      0.00      1.41      0.22      0.03     80.30
05:05:01          3     12.22      0.00      0.95      5.59      0.09     81.16
05:06:01        all     25.63      0.00      1.82      0.95      0.06     71.54
05:06:01          0     26.73      0.00      1.43      0.20      0.03     71.60
05:06:01          1     30.19      0.00      1.52      1.69      0.08     66.52
05:06:01          2     25.24      0.00      2.13      1.25      0.05     71.32
05:06:01          3     20.36      0.00      2.22      0.67      0.07     76.69
Average:        all     24.53      0.00      1.73      1.98      0.06     71.69
Average:          0     38.52      0.00      2.24      0.63      0.06     58.55
Average:          1     21.55      0.00      1.32      3.46      0.08     73.59
Average:          2     21.67      0.00      1.78      0.74      0.04     75.77
Average:          3     16.33      0.00      1.59      3.10      0.08     78.90