---> uname -a:
Linux prd-centos7-docker-2c-1g-3390.novalocal 3.10.0-1160.76.1.el7.x86_64 #1 SMP Wed Aug 10 16:21:17 UTC 2022 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 art rep_good nopl extd_apicid eagerfpu 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 retpoline_amd ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 clzero xsaveerptr arat npt nrip_save umip spec_ctrl intel_stibp arch_capabilities

---> nproc:
2

---> df -h:
Filesystem      Size  Used Avail Use% Mounted on
devtmpfs        3.8G     0  3.8G   0% /dev
tmpfs           3.9G     0  3.9G   0% /dev/shm
tmpfs           3.9G   17M  3.9G   1% /run
tmpfs           3.9G     0  3.9G   0% /sys/fs/cgroup
/dev/vda1        40G  6.5G   34G  17% /
tmpfs           783M     0  783M   0% /run/user/1001

---> free -m:
              total        used        free      shared  buff/cache   available
Mem:           7821         624        4960          16        2236        6907
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:dc:a4:5d brd ff:ff:ff:ff:ff:ff
    inet 10.30.106.82/23 brd 10.30.107.255 scope global dynamic eth0
       valid_lft 86247sec preferred_lft 86247sec
    inet6 fe80::f816:3eff:fedc:a45d/64 scope link 
       valid_lft forever preferred_lft forever
3: docker0: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc noqueue state DOWN group default 
    link/ether 02:42:d5:40:99:38 brd ff:ff:ff:ff:ff:ff
    inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0
       valid_lft forever preferred_lft forever

---> sar -b -r -n DEV:
Linux 3.10.0-1160.76.1.el7.x86_64 (centos-7-docker-6328cec0-773a-4982-80b5-86a17c664d6e.novalocal) 	05/25/2026 	_x86_64_	(2 CPU)

07:14:49 AM       LINUX RESTART

07:15:01 AM       tps      rtps      wtps   bread/s   bwrtn/s
07:16:01 AM    394.84    109.74    285.10   9661.02  44277.95
07:17:01 AM    345.95      9.41    336.54   2650.32  12332.54
Average:       370.39     59.58    310.82   6155.67  28305.25

07:15:01 AM kbmemfree kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
07:16:01 AM   5433372   2575544     32.16      2620   1927180    876488      9.68    559552   1717156    170888
07:17:01 AM   5126472   2882444     35.99      2620   2168656    903960      9.98    807120   1740144     34144
Average:      5279922   2728994     34.07      2620   2047918    890224      9.83    683336   1728650    102516

07:15:01 AM     IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s
07:16:01 AM      eth0    350.49    213.76   2131.70     68.45      0.00      0.00      0.00
07:16:01 AM        lo      0.00      0.00      0.00      0.00      0.00      0.00      0.00
07:16:01 AM   docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00
07:17:01 AM      eth0     61.95     48.53    645.28     19.20      0.00      0.00      0.00
07:17:01 AM        lo      0.00      0.00      0.00      0.00      0.00      0.00      0.00
07:17:01 AM   docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00
Average:         eth0    206.22    131.14   1388.49     43.82      0.00      0.00      0.00
Average:           lo      0.00      0.00      0.00      0.00      0.00      0.00      0.00
Average:      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 3.10.0-1160.76.1.el7.x86_64 (centos-7-docker-6328cec0-773a-4982-80b5-86a17c664d6e.novalocal) 	05/25/2026 	_x86_64_	(2 CPU)

07:14:49 AM       LINUX RESTART

07:15:01 AM     CPU     %user     %nice   %system   %iowait    %steal     %idle
07:16:01 AM     all     39.85      0.00      8.04      6.99      0.15     44.97
07:16:01 AM       0     51.24      0.00      9.21      9.06      0.16     30.33
07:16:01 AM       1     28.78      0.00      6.90      4.98      0.14     59.20
07:17:01 AM     all     37.11      0.00      6.47      2.07      0.14     54.21
07:17:01 AM       0     44.07      0.00      7.06      2.59      0.16     46.12
07:17:01 AM       1     30.25      0.00      5.89      1.57      0.14     62.14
Average:        all     38.47      0.00      7.25      4.51      0.15     49.62
Average:          0     47.62      0.00      8.12      5.79      0.16     38.30
Average:          1     29.52      0.00      6.40      3.27      0.14     60.68

