---> uname -a:
Linux prd-centos8-robot-2c-8g-20268.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         627        4847          19        2222        6773
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:60:90:03 brd ff:ff:ff:ff:ff:ff
    altname enp0s3
    altname ens3
    inet 10.30.171.77/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0
       valid_lft 83040sec preferred_lft 83040sec
    inet6 fe80::f816:3eff:fe60:9003/64 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-20268.novalocal) 	07/14/2024 	_x86_64_	(2 CPU)

12:00:00 AM       tps      rtps      wtps   bread/s   bwrtn/s
12:00:01 AM      2.20      0.00      2.20      0.00     34.07
12:01:01 AM      0.93      0.02      0.92      0.13    220.66
12:02:01 AM      0.48      0.07      0.42      1.73     10.59
12:03:01 AM      0.52      0.00      0.52      0.00     12.25
12:04:01 AM      0.43      0.00      0.43      0.00      8.53
12:05:01 AM      0.28      0.00      0.28      0.00      6.08
12:06:01 AM      0.40      0.00      0.40      0.00     13.86
12:07:01 AM      0.27      0.07      0.20      7.60     47.89
12:08:01 AM      0.45      0.00      0.45      0.00     50.67
12:09:01 AM      0.40      0.00      0.40      0.00     38.98
12:10:00 AM      0.32      0.00      0.32      0.00     29.42
12:10:01 AM      0.00      0.00      0.00      0.00      0.00
12:11:01 AM      0.22      0.00      0.22      0.00     28.90
12:12:01 AM      3.07      0.28      2.78     33.86    247.25
12:13:01 AM     28.27      0.42     27.86     48.25   2535.39
Average:         2.77      0.07      2.71      7.04    249.76

12:00:00 AM kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
12:00:01 AM   4914316   6996492   2968116     37.65      2688   2251636    788928      8.83    267892   2325684      5628
12:01:01 AM   4912648   6995432   2969784     37.68      2688   2252252    788928      8.83    267892   2326988        32
12:02:01 AM   4913112   6996104   2969320     37.67      2688   2252452    788928      8.83    267964   2326688         4
12:03:01 AM   4912956   6996072   2969476     37.67      2688   2252576    788928      8.83    267964   2326768         4
12:04:01 AM   4912904   6996132   2969528     37.67      2688   2252696    788928      8.83    267964   2326928         4
12:05:01 AM   4912960   6996312   2969472     37.67      2688   2252812    788928      8.83    267964   2326936         4
12:06:01 AM   4912596   6996244   2969836     37.68      2688   2253188    788928      8.83    267964   2327352        72
12:07:01 AM   4907768   6993764   2974664     37.74      2688   2255476    818448      9.16    268032   2331916       768
12:08:01 AM   4906876   6993756   2975556     37.75      2688   2256364    818448      9.16    268032   2332872       324
12:09:01 AM   4905688   6993344   2976744     37.76      2688   2257132    818448      9.16    268032   2333700       120
12:10:00 AM   4905812   6994108   2976620     37.76      2688   2257796    820332      9.19    268032   2333992        48
12:10:01 AM   4905272   6993624   2977160     37.77      2688   2257816    820332      9.19    268032   2334396        80
12:11:01 AM   4904392   6993508   2978040     37.78      2688   2258592    820332      9.19    268032   2335160        40
12:12:01 AM   5005096   6979080   2877336     36.50      2688   2145132    683964      7.66    296756   2215116     44796
12:13:01 AM   5057468   7029356   2824964     35.84      2688   2147124    647088      7.25    482592   1988484     16260
Average:      4925991   6996222   2956441     37.51      2688   2240203    784659      8.79    284210   2299532      4546

12:00:00 AM     IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
12:00:01 AM        lo      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
12:00:01 AM      eth0      4.40      5.49      2.10      1.34      0.00      0.00      0.00      0.00
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      9.48      9.95      1.63      0.95      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      0.35      0.07      0.02      0.00      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      6.08      5.77      1.04      0.46      0.00      0.00      0.00      0.00
12:04:01 AM        lo      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
12:04:01 AM      eth0      8.16      7.96      1.59      0.60      0.00      0.00      0.00      0.00
12:05:01 AM        lo      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
12:05:01 AM      eth0      8.23      8.10      1.46      0.59      0.00      0.00      0.00      0.00
12:06:01 AM        lo      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
12:06:01 AM      eth0      8.16      8.03      1.73      0.72      0.00      0.00      0.00      0.00
12:07:01 AM        lo      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
12:07:01 AM      eth0     45.39     46.14     18.23      5.32      0.00      0.00      0.00      0.00
12:08:01 AM        lo      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
12:08:01 AM      eth0     26.49     27.21      5.03      2.46      0.00      0.00      0.00      0.00
12:09:01 AM        lo      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
12:09:01 AM      eth0     18.76     19.66      3.83      1.90      0.00      0.00      0.00      0.00
12:10:00 AM        lo      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
12:10:00 AM      eth0      4.53      5.24      1.06      0.77      0.00      0.00      0.00      0.00
12:10:01 AM        lo      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
12:10:01 AM      eth0      0.93      1.85      0.23      0.49      0.00      0.00      0.00      0.00
12:11:01 AM        lo      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
12:11:01 AM      eth0     11.71     12.66      2.34      1.34      0.00      0.00      0.00      0.00
12:12:01 AM        lo      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
12:12:01 AM      eth0    112.00     87.05    152.58    151.05      0.00      0.00      0.00      0.00
12:13:01 AM        lo      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
12:13:01 AM      eth0     20.41     18.99     16.24      9.29      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     21.50     19.74     15.89     13.48      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-20268.novalocal) 	07/14/2024 	_x86_64_	(2 CPU)

12:00:00 AM     CPU     %user     %nice   %system   %iowait    %steal     %idle
12:00:01 AM     all      4.37      2.19     11.48      0.00      0.00     81.97
12:00:01 AM       0      2.20      2.20     13.19      0.00      0.00     82.42
12:00:01 AM       1      6.52      2.17      9.78      0.00      0.00     81.52
12:01:01 AM     all      2.29      0.00      0.15      0.01      0.08     97.47
12:01:01 AM       0      1.76      0.00      0.18      0.00      0.08     97.98
12:01:01 AM       1      2.82      0.00      0.12      0.02      0.08     96.96
12:02:01 AM     all      1.54      0.00      0.13      0.00      0.11     98.22
12:02:01 AM       0      1.72      0.00      0.12      0.00      0.10     98.06
12:02:01 AM       1      1.35      0.00      0.15      0.00      0.12     98.38
12:03:01 AM     all      1.34      0.00      0.17      0.01      0.09     98.39
12:03:01 AM       0      1.67      0.00      0.15      0.02      0.12     98.04
12:03:01 AM       1      1.02      0.00      0.18      0.00      0.07     98.73
12:04:01 AM     all      1.12      0.00      0.16      0.00      0.10     98.62
12:04:01 AM       0      1.15      0.00      0.18      0.00      0.10     98.56
12:04:01 AM       1      1.09      0.00      0.13      0.00      0.10     98.68
12:05:01 AM     all      1.18      0.00      0.15      0.00      0.09     98.58
12:05:01 AM       0      1.02      0.00      0.17      0.00      0.08     98.73
12:05:01 AM       1      1.34      0.00      0.13      0.00      0.10     98.43
12:06:01 AM     all      1.73      0.00      0.16      0.00      0.10     98.01
12:06:01 AM       0      1.92      0.00      0.17      0.00      0.12     97.79
12:06:01 AM       1      1.54      0.00      0.15      0.00      0.08     98.23
12:07:01 AM     all      4.87      0.00      0.42      0.00      0.09     94.62
12:07:01 AM       0      4.05      0.00      0.30      0.00      0.08     95.56
12:07:01 AM       1      5.68      0.00      0.54      0.00      0.10     93.68
12:08:01 AM     all      2.73      0.00      0.23      0.02      0.09     96.94
12:08:01 AM       0      3.06      0.00      0.20      0.03      0.10     96.60
12:08:01 AM       1      2.39      0.00      0.25      0.00      0.08     97.27
12:09:01 AM     all      2.34      0.00      0.22      0.00      0.10     97.34
12:09:01 AM       0      1.39      0.00      0.22      0.00      0.08     98.31
12:09:01 AM       1      3.29      0.00      0.22      0.00      0.12     96.37
12:10:00 AM     all      1.97      0.00      0.21      0.00      0.09     97.73
12:10:00 AM       0      2.11      0.00      0.24      0.00      0.10     97.55
12:10:00 AM       1      1.82      0.00      0.19      0.00      0.09     97.90

12:10:00 AM     CPU     %user     %nice   %system   %iowait    %steal     %idle
12:10:01 AM     all      2.80      0.00      0.47      0.00      0.00     96.73
12:10:01 AM       0      4.67      0.00      0.00      0.00      0.00     95.33
12:10:01 AM       1      0.93      0.00      0.93      0.00      0.00     98.13
12:11:01 AM     all      2.37      0.00      0.20      0.00      0.10     97.33
12:11:01 AM       0      2.02      0.00      0.20      0.00      0.10     97.68
12:11:01 AM       1      2.73      0.00      0.20      0.00      0.10     96.97
12:12:01 AM     all     13.91      0.00      1.78      0.08      0.10     84.13
12:12:01 AM       0      8.56      0.00      1.49      0.02      0.10     89.83
12:12:01 AM       1     19.25      0.00      2.07      0.13      0.10     78.44
12:13:01 AM     all     29.37      0.00      3.03      0.48      0.08     67.04
12:13:01 AM       0     23.04      0.00      2.79      0.57      0.07     73.54
12:13:01 AM       1     35.70      0.00      3.27      0.38      0.10     60.55
Average:        all      5.14      0.00      0.55      0.04      0.10     94.17
Average:          0      4.12      0.00      0.51      0.05      0.10     95.23
Average:          1      6.16      0.00      0.60      0.04      0.10     93.11