---> uname -a:
Linux prd-centos8-builder-4c-4g-47.novalocal 4.18.0-448.el8.x86_64 #1 SMP Wed Jan 18 15:02:46 UTC 2023 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 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 wbnoinvd arat npt nrip_save umip rdpid arch_capabilities

---> nproc:
4

---> df -h:
Filesystem      Size  Used Avail Use% Mounted on
devtmpfs        7.7G     0  7.7G   0% /dev
tmpfs           7.7G     0  7.7G   0% /dev/shm
tmpfs           7.7G   17M  7.7G   1% /run
tmpfs           7.7G     0  7.7G   0% /sys/fs/cgroup
/dev/vda1        80G  8.9G   72G  12% /
tmpfs           1.6G     0  1.6G   0% /run/user/1001

---> free -m:
              total        used        free      shared  buff/cache   available
Mem:          15763         685       12678          19        2399       14735
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: eth0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1458 qdisc mq state UP group default qlen 1000
    link/ether fa:16:3e:56:7e:aa brd ff:ff:ff:ff:ff:ff
    altname enp0s3
    altname ens3
    inet 10.30.107.97/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0
       valid_lft 86231sec preferred_lft 86231sec
    inet6 fe80::f816:3eff:fe56:7eaa/64 scope link 
       valid_lft forever preferred_lft forever

---> sar -b -r -n DEV:
Linux 4.18.0-448.el8.x86_64 (centos-stream-8-builder-63d9752a-2c92-2a07-2618-33e2bb46e6c7.nov) 	12/15/2025 	_x86_64_	(4 CPU)

15:50:35     LINUX RESTART	(4 CPU)

03:51:01 PM       tps      rtps      wtps   bread/s   bwrtn/s
03:52:01 PM    393.25    124.15    269.11   2021.41   9133.64
03:53:01 PM    348.95     19.81    329.14   4421.99  15509.63
Average:       371.10     71.97    299.13   3221.80  12321.90

03:51:01 PM kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
03:52:01 PM  13350068  15115828   2791464     17.29      2688   1966776    849308      4.94    191116   2214832    228488
03:53:01 PM  12987300  15091296   3154232     19.54      2688   2297340    820252      4.77    451268   2279144     81336
Average:     13168684  15103562   2972848     18.42      2688   2132058    834780      4.86    321192   2246988    154912

03:51:01 PM     IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
03:52:01 PM        lo      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
03:52:01 PM      eth0    132.88     83.22   1224.69     29.88      0.00      0.00      0.00      0.00
03:53:01 PM        lo      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
03:53:01 PM      eth0    298.13    245.98   3050.32     44.79      0.00      0.00      0.00      0.00
Average:           lo      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
Average:         eth0    215.51    164.61   2137.58     37.34      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.18.0-448.el8.x86_64 (centos-stream-8-builder-63d9752a-2c92-2a07-2618-33e2bb46e6c7.nov) 	12/15/2025 	_x86_64_	(4 CPU)

15:50:35     LINUX RESTART	(4 CPU)

03:51:01 PM     CPU     %user     %nice   %system   %iowait    %steal     %idle
03:52:01 PM     all     19.10      1.42     14.67      5.78      0.12     58.92
03:52:01 PM       0     24.80      0.80     10.67      3.88      0.12     59.73
03:52:01 PM       1      9.26      1.64     15.66      4.52      0.13     68.78
03:52:01 PM       2     18.17      1.96     17.31      8.57      0.12     53.87
03:52:01 PM       3     24.15      1.26     15.07      6.16      0.10     53.26
03:53:01 PM     all     43.25      0.00      2.62      2.69      0.11     51.32
03:53:01 PM       0     38.81      0.00      2.22      2.51      0.12     56.34
03:53:01 PM       1     45.01      0.00      3.37      3.70      0.10     47.82
03:53:01 PM       2     45.56      0.00      2.22      2.26      0.13     49.82
03:53:01 PM       3     43.64      0.00      2.67      2.31      0.10     51.28
Average:        all     31.18      0.71      8.64      4.24      0.12     55.11
Average:          0     31.80      0.40      6.45      3.19      0.12     58.03
Average:          1     27.13      0.82      9.52      4.11      0.12     58.31
Average:          2     31.88      0.98      9.76      5.41      0.13     51.84
Average:          3     33.91      0.63      8.86      4.23      0.10     52.27