---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-45663 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         607       13052           0        2380       15107
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:e1:19:85 brd ff:ff:ff:ff:ff:ff
    inet 10.30.106.223/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86214sec preferred_lft 86214sec
    inet6 fe80::f816:3eff:fee1:1985/64 scope link 
       valid_lft forever preferred_lft forever

---> sar -b -r -n DEV:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-45663) 	09/13/25 	_x86_64_	(4 CPU)

21:40:21     LINUX RESTART	(4 CPU)

21:41:01          tps      rtps      wtps   bread/s   bwrtn/s
21:42:01       148.63     14.75    133.88    411.00  34723.15
21:43:01       136.03     42.01     94.02   2892.72  33412.03
Average:       142.33     28.38    113.95   1651.86  34067.59

21:41:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
21:42:01     13359532  15172444   3065428     18.66     77628   1923036   1276136      7.30   1082908   1742108    184332
21:43:01     13335304  15434564   3089656     18.81     96900   2177540    859536      4.92    919052   1907204     49180
Average:     13347418  15303504   3077542     18.74     87264   2050288   1067836      6.11   1000980   1824656    116756

21:41:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
21:42:01         ens3    170.37    142.46   1899.96     28.10      0.00      0.00      0.00      0.00
21:42:01           lo      1.87      1.87      0.22      0.22      0.00      0.00      0.00      0.00
21:43:01         ens3    444.23    309.88   2170.46     89.24      0.00      0.00      0.00      0.00
21:43:01           lo      1.00      1.00      0.11      0.11      0.00      0.00      0.00      0.00
Average:         ens3    307.30    226.17   2035.21     58.67      0.00      0.00      0.00      0.00
Average:           lo      1.43      1.43      0.16      0.16      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-45663) 	09/13/25 	_x86_64_	(4 CPU)

21:40:21     LINUX RESTART	(4 CPU)

21:41:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
21:42:01        all     26.57      0.00      1.91      3.32      0.06     68.14
21:42:01          0     23.93      0.00      1.52      4.16      0.05     70.34
21:42:01          1     51.90      0.00      3.22      1.89      0.08     42.90
21:42:01          2     16.58      0.00      1.75      3.30      0.05     78.31
21:42:01          3     13.82      0.00      1.14      3.91      0.05     81.08
21:43:01        all     32.39      0.00      2.18      2.64      0.08     62.72
21:43:01          0     38.19      0.00      2.33      2.61      0.07     56.80
21:43:01          1     27.51      0.00      2.00      3.97      0.07     66.44
21:43:01          2     31.92      0.00      2.78      3.78      0.07     61.45
21:43:01          3     31.97      0.00      1.60      0.19      0.09     66.14
Average:        all     29.42      0.00      2.04      2.98      0.07     65.49
Average:          0     30.89      0.00      1.92      3.40      0.06     63.73
Average:          1     39.97      0.00      2.63      2.91      0.08     54.42
Average:          2     24.05      0.00      2.25      3.53      0.06     70.10
Average:          3     22.73      0.00      1.37      2.09      0.07     73.75