---> uname -a:
Linux prd-centos8-robot-2c-8g-16263.novalocal 4.18.0-547.el8.x86_64 #1 SMP Wed Mar 20 00:35:01 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:             2799.996
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   18G   23G  43% /
tmpfs           770M     0  770M   0% /run/user/1001

---> free -m:
              total        used        free      shared  buff/cache   available
Mem:           7697         694         133          18        6870        6686
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:4f:c8:88 brd ff:ff:ff:ff:ff:ff
    altname enp0s3
    altname ens3
    inet 10.30.170.130/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0
       valid_lft 85787sec preferred_lft 85787sec
    inet6 fe80::f816:3eff:fe4f:c888/64 scope link 
       valid_lft forever preferred_lft forever

---> sar -b -r -n DEV:
Linux 4.18.0-547.el8.x86_64 (prd-centos8-robot-2c-8g-16263.novalocal) 	04/28/2024 	_x86_64_	(2 CPU)

12:00:01 AM       tps      rtps      wtps   bread/s   bwrtn/s
12:01:01 AM     12.58      0.92     11.66    416.39  13366.63
12:02:01 AM     25.02     16.69      8.33   2095.00    381.16
12:03:01 AM     58.76     27.57     31.19   5751.55   1719.16
Average:        32.12     15.06     17.06   2754.24   5155.12

12:00:01 AM kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
12:01:01 AM    232104   6918752   7650324     97.06      2104   6753172    731568      8.19    403612   6658276      1184
12:02:01 AM    204660   6888152   7677768     97.40      2104   6756156    672528      7.53    390708   6713384     26568
12:03:01 AM    168912   6877220   7713516     97.86      2104   6783660    684376      7.66    408324   6737632     16028
Average:       201892   6894708   7680536     97.44      2104   6764329    696157      7.79    400881   6703097     14593

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     64.85     44.35      8.35      6.08      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     91.32     62.44     89.19     65.23      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     19.09     17.48     14.97      8.20      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     58.42     41.43     37.51     26.51      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.18.0-547.el8.x86_64 (prd-centos8-robot-2c-8g-16263.novalocal) 	04/28/2024 	_x86_64_	(2 CPU)

12:00:01 AM     CPU     %user     %nice   %system   %iowait    %steal     %idle
12:01:01 AM     all      8.19      0.03      1.21      2.90      0.08     87.59
12:01:01 AM       0      5.42      0.05      1.05      5.48      0.07     87.93
12:01:01 AM       1     10.96      0.02      1.37      0.32      0.08     87.25
12:02:01 AM     all     20.98      0.00      2.28      1.14      0.08     75.51
12:02:01 AM       0     11.06      0.00      2.07      0.49      0.07     86.32
12:02:01 AM       1     30.97      0.00      2.49      1.80      0.10     64.63
12:03:01 AM     all     28.62      0.00      3.31      1.54      0.08     66.46
12:03:01 AM       0     26.70      0.00      3.37      2.02      0.08     67.82
12:03:01 AM       1     30.54      0.00      3.24      1.05      0.07     65.10
Average:        all     19.26      0.01      2.27      1.86      0.08     76.52
Average:          0     14.40      0.02      2.17      2.66      0.07     80.68
Average:          1     24.14      0.01      2.37      1.06      0.08     72.34