---> uname -a:
Linux prd-centos8-robot-2c-8g-2020.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         560        5038          19        2098        6840
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:0b:95:14 brd ff:ff:ff:ff:ff:ff
    altname enp0s3
    altname ens3
    inet 10.30.170.214/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0
       valid_lft 86170sec preferred_lft 86170sec
    inet6 fe80::f816:3eff:fe0b:9514/64 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) 	08/17/2025 	_x86_64_	(2 CPU)

00:41:30     LINUX RESTART	(2 CPU)

12:42:01 AM       tps      rtps      wtps   bread/s   bwrtn/s
12:43:01 AM     92.47     22.54     69.93   6494.90   9271.19
12:44:02 AM     92.75      0.92     91.84     87.70  11015.39
12:45:01 AM     37.80      0.73     37.07     97.05   2075.09
Average:        74.54      8.10     66.44   2238.45   7483.93

12:42:01 AM kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
12:43:01 AM   5422116   7088536   2460316     31.21      2688   1849344    652848      7.31    186044   1954368    163352
12:44:02 AM   5247376   7085888   2635056     33.43      2688   2014116    645696      7.23    207236   2070784     42636
12:45:01 AM   5249964   7091520   2632468     33.40      2688   2017152    648360      7.26    385376   1897672     10932
Average:      5306485   7088648   2575947     32.68      2688   1960204    648968      7.27    259552   1974275     72307

12:42:01 AM     IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
12:43:01 AM        lo      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
12:43:01 AM      eth0    315.03    194.52   1671.37     60.13      0.00      0.00      0.00      0.00
12:44:02 AM        lo      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
12:44:02 AM      eth0     71.14     55.48    814.49     11.76      0.00      0.00      0.00      0.00
12:45:01 AM        lo      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
12:45:01 AM      eth0     19.55     17.84     16.12     19.69      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    135.89     89.68    838.56     30.59      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) 	08/17/2025 	_x86_64_	(2 CPU)

00:41:30     LINUX RESTART	(2 CPU)

12:42:01 AM     CPU     %user     %nice   %system   %iowait    %steal     %idle
12:43:01 AM     all     42.50      0.00      7.30      5.73      0.11     44.36
12:43:01 AM       0     49.48      0.00      8.18      6.71      0.12     35.50
12:43:01 AM       1     35.53      0.00      6.41      4.76      0.10     53.20
12:44:02 AM     all     28.03      0.00      4.40      3.26      0.09     64.22
12:44:02 AM       0     35.72      0.00      5.20      3.20      0.10     55.77
12:44:02 AM       1     20.36      0.00      3.60      3.31      0.08     72.65
12:45:01 AM     all     30.98      0.00      3.59      0.26      0.08     65.08
12:45:01 AM       0     44.15      0.00      4.19      0.20      0.08     51.37
12:45:01 AM       1     17.81      0.00      2.99      0.32      0.08     78.80
Average:        all     33.85      0.00      5.10      3.10      0.10     57.85
Average:          0     43.11      0.00      5.87      3.39      0.10     47.53
Average:          1     24.60      0.00      4.34      2.81      0.09     68.16