---> uname -a:
Linux prd-centos8-robot-2c-8g-38118.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:             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):   0,1
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   19G   22G  46% /
tmpfs           770M     0  770M   0% /run/user/1001

---> free -m:
              total        used        free      shared  buff/cache   available
Mem:           7697         720         161          18        6814        6659
Swap:          1023           1        1022

---> 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:8e:3e:2d brd ff:ff:ff:ff:ff:ff
    altname enp0s3
    altname ens3
    inet 10.30.171.124/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0
       valid_lft 85334sec preferred_lft 85334sec
    inet6 fe80::f816:3eff:fe8e:3e2d/64 scope link 
       valid_lft forever preferred_lft forever

---> sar -b -r -n DEV:
Linux 4.18.0-553.5.1.el8.x86_64 (prd-centos8-robot-2c-8g-38118.novalocal) 	06/29/2025 	_x86_64_	(2 CPU)

12:00:01 AM       tps      rtps      wtps   bread/s   bwrtn/s
12:01:01 AM      2.88      1.95      0.93    512.36    280.57
12:02:01 AM      9.61      6.15      3.46   1029.98    174.75
12:03:01 AM     79.44     37.74     41.70   7420.19   2369.59
Average:        30.64     15.28     15.37   2987.29    941.55

12:00:01 AM kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
12:01:01 AM    152652   6727828   7729776     98.06      2636   6609024    882792      9.88    495688   6601332        16
12:02:01 AM    265632   6860180   7616796     96.63      2636   6631152    694136      7.77    498824   6495912     26916
12:03:01 AM    211312   6865668   7671116     97.32      2636   6697676    694040      7.77    514096   6545852     16828
Average:       209865   6817892   7672563     97.34      2636   6645951    756989      8.48    502869   6547699     14587

12:00:01 AM     IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
12:01:01 AM        lo      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
12:01:01 AM      eth0    550.30    542.69  12493.48     35.16      0.00      0.00      0.00      0.00
12:02:01 AM        lo      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
12:02:01 AM      eth0    425.20    389.71   7874.16     54.41      0.00      0.00      0.00      0.00
12:03:01 AM        lo      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
12:03:01 AM      eth0     19.36     17.23     17.13      8.58      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    331.63    316.55   6795.04     32.72      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.18.0-553.5.1.el8.x86_64 (prd-centos8-robot-2c-8g-38118.novalocal) 	06/29/2025 	_x86_64_	(2 CPU)

12:00:01 AM     CPU     %user     %nice   %system   %iowait    %steal     %idle
12:01:01 AM     all      8.13      0.03      1.29      0.13      0.08     90.35
12:01:01 AM       0      6.72      0.05      1.23      0.24      0.08     91.68
12:01:01 AM       1      9.54      0.00      1.35      0.02      0.07     89.02
12:02:01 AM     all     15.78      0.00      1.94      0.13      0.08     82.07
12:02:01 AM       0      9.59      0.00      2.13      0.08      0.08     88.11
12:02:01 AM       1     22.02      0.00      1.74      0.17      0.08     75.99
12:03:01 AM     all     31.50      0.00      3.77      1.09      0.09     63.54
12:03:01 AM       0     30.63      0.00      3.66      1.05      0.08     64.57
12:03:01 AM       1     32.36      0.00      3.89      1.13      0.10     62.51
Average:        all     18.52      0.01      2.34      0.45      0.08     78.60
Average:          0     15.68      0.02      2.34      0.46      0.08     81.42
Average:          1     21.36      0.00      2.34      0.44      0.08     75.78