---> uname -a:
Linux prd-centos8-robot-2c-8g-9913.novalocal 4.18.0-553.5.1.el8.x86_64 #1 SMP Tue May 21 05:46:01 UTC 2024 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):              2
On-line CPU(s) list: 0,1
Thread(s) per core:  1
Core(s) per socket:  1
Socket(s):           2
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):   0,1
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:
2

---> df -h:
Filesystem      Size  Used Avail Use% Mounted on
devtmpfs        3.8G     0  3.8G   0% /dev
tmpfs           3.8G     0  3.8G   0% /dev/shm
tmpfs           3.8G   17M  3.8G   1% /run
tmpfs           3.8G     0  3.8G   0% /sys/fs/cgroup
/dev/vda1        40G  8.3G   32G  21% /
tmpfs           770M     0  770M   0% /run/user/1001

---> free -m:
              total        used        free      shared  buff/cache   available
Mem:           7697         564        5029          19        2104        6836
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:f2:cd:02 brd ff:ff:ff:ff:ff:ff
    altname enp0s3
    altname ens3
    inet 10.30.170.236/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0
       valid_lft 86151sec preferred_lft 86151sec
    inet6 fe80::f816:3eff:fef2:cd02/64 scope link 
       valid_lft forever preferred_lft forever

---> sar -b -r -n DEV:
Linux 4.18.0-553.5.1.el8.x86_64 (centos-stream-8-robot-7d7a37eb-bc14-4dd6-9530-dc22c5eae738.noval) 	11/14/2025 	_x86_64_	(2 CPU)

00:37:44     LINUX RESTART	(2 CPU)

12:38:01 AM       tps      rtps      wtps   bread/s   bwrtn/s
12:39:01 AM    195.44    146.33     49.11  14401.20  38276.86
12:40:01 AM    124.06      0.20    123.86      5.60  12104.58
12:41:01 AM     42.86      0.93     41.93     91.05   4626.68
Average:       120.79     49.16     71.63   4833.41  18337.91

12:38:01 AM kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
12:39:01 AM   5588088   7097744   2294336     29.11      2688   1703532    696868      7.80    183820   1831588     89700
12:40:01 AM   5098208   6971128   2784216     35.32      2688   2050132    774420      8.67    191080   2242564    139244
12:41:01 AM   5243120   7087672   2639304     33.48      2688   2020368    645168      7.22    231524   2058908     10944
Average:      5309805   7052181   2572619     32.64      2688   1924677    705485      7.90    202141   2044353     79963

12:38:01 AM     IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
12:39:01 AM        lo      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
12:39:01 AM      eth0    290.02    172.66   1222.32     54.73      0.00      0.00      0.00      0.00
12:40:01 AM        lo      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
12:40:01 AM      eth0    120.99     91.75   1292.62     12.53      0.00      0.00      0.00      0.00
12:41:01 AM        lo      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
12:41:01 AM      eth0     20.16     13.86     16.93     14.39      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    143.74     92.77    844.02     27.22      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.18.0-553.5.1.el8.x86_64 (centos-stream-8-robot-7d7a37eb-bc14-4dd6-9530-dc22c5eae738.noval) 	11/14/2025 	_x86_64_	(2 CPU)

00:37:44     LINUX RESTART	(2 CPU)

12:38:01 AM     CPU     %user     %nice   %system   %iowait    %steal     %idle
12:39:01 AM     all     37.05      0.08      9.88     22.58      0.11     30.31
12:39:01 AM       0     36.63      0.10      9.70     22.51      0.12     30.94
12:39:01 AM       1     37.47      0.05     10.06     22.65      0.10     29.67
12:40:01 AM     all     35.93      0.00      5.09      5.03      0.13     53.83
12:40:01 AM       0     39.77      0.00      6.02      5.64      0.10     48.47
12:40:01 AM       1     32.11      0.00      4.15      4.42      0.15     59.18
12:41:01 AM     all     17.89      0.00      2.44      2.21      0.07     77.39
12:41:01 AM       0     14.01      0.00      2.43      2.88      0.07     80.60
12:41:01 AM       1     21.77      0.00      2.45      1.53      0.07     74.18
Average:        all     30.25      0.03      5.78      9.87      0.10     53.98
Average:          0     30.10      0.03      6.03     10.29      0.09     53.44
Average:          1     30.40      0.02      5.52      9.44      0.11     54.51