---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-20397 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  680K  1.6G   1% /run
/dev/vda1        78G  8.3G   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         595       13428           0        2016       15133
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:8a:49:9b brd ff:ff:ff:ff:ff:ff
    inet 10.30.106.185/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86232sec preferred_lft 86232sec
    inet6 fe80::f816:3eff:fe8a:499b/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-20397) 	12/13/25 	_x86_64_	(4 CPU)

03:04:22     LINUX RESTART	(4 CPU)

03:05:01          tps      rtps      wtps   bread/s   bwrtn/s
03:06:01       132.74     10.78    121.96    277.69  14153.51
03:07:01        58.26      4.82     53.44    165.44   4830.13
Average:        95.50      7.80     87.70    221.56   9491.82

03:05:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
03:06:01     13889460  15568784   2535500     15.44     71404   1802168    761424      4.36    656984   1651544     36392
03:07:01     13733376  15476592   2691584     16.39     81644   1852108    859844      4.92    780168   1676400     27104
Average:     13811418  15522688   2613542     15.91     76524   1827138    810634      4.64    718576   1663972     31748

03:05:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
03:06:01         ens3     99.45     79.79   1087.58     19.79      0.00      0.00      0.00      0.00
03:06:01           lo      0.60      0.60      0.07      0.07      0.00      0.00      0.00      0.00
03:07:01         ens3    205.48    175.50    613.11     55.81      0.00      0.00      0.00      0.00
03:07:01           lo      0.93      0.93      0.09      0.09      0.00      0.00      0.00      0.00
Average:         ens3    152.47    127.65    850.35     37.80      0.00      0.00      0.00      0.00
Average:           lo      0.77      0.77      0.08      0.08      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-20397) 	12/13/25 	_x86_64_	(4 CPU)

03:04:22     LINUX RESTART	(4 CPU)

03:05:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
03:06:01        all     12.30      0.00      1.03      1.39      0.04     85.24
03:06:01          0     16.42      0.00      1.64      4.50      0.05     77.39
03:06:01          1      7.62      0.00      0.73      0.37      0.05     91.23
03:06:01          2     21.98      0.00      1.12      0.43      0.05     76.42
03:06:01          3      3.18      0.00      0.62      0.25      0.03     95.92
03:07:01        all     21.42      0.00      1.42      0.33      0.06     76.76
03:07:01          0      8.54      0.00      1.24      1.04      0.07     89.11
03:07:01          1     27.61      0.00      1.17      0.08      0.07     71.08
03:07:01          2     21.69      0.00      1.63      0.03      0.05     76.60
03:07:01          3     27.76      0.00      1.67      0.17      0.07     70.34
Average:        all     16.86      0.00      1.23      0.86      0.05     81.00
Average:          0     12.49      0.00      1.44      2.77      0.06     83.24
Average:          1     17.61      0.00      0.95      0.23      0.06     81.16
Average:          2     21.84      0.00      1.37      0.23      0.05     76.51
Average:          3     15.48      0.00      1.14      0.21      0.05     83.12