---> uname -a:
Linux prd-centos8-builder-4c-4g-2245.novalocal 4.18.0-448.el8.x86_64 #1 SMP Wed Jan 18 15:02:46 UTC 2023 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): 4
On-line CPU(s) list: 0-3
Thread(s) per core: 1
Core(s) per socket: 1
Socket(s): 4
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): 0-3
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:
4
---> df -h:
Filesystem Size Used Avail Use% Mounted on
devtmpfs 7.7G 0 7.7G 0% /dev
tmpfs 7.7G 0 7.7G 0% /dev/shm
tmpfs 7.7G 17M 7.7G 1% /run
tmpfs 7.7G 0 7.7G 0% /sys/fs/cgroup
/dev/vda1 80G 12G 69G 15% /
tmpfs 1.6G 0 1.6G 0% /run/user/1001
---> free -m:
total used free shared buff/cache available
Mem: 15763 835 9655 19 5272 14578
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:5f:db:fb brd ff:ff:ff:ff:ff:ff
altname enp0s3
altname ens3
inet 10.30.107.56/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0
valid_lft 85644sec preferred_lft 85644sec
inet6 fe80::f816:3eff:fe5f:dbfb/64 scope link
valid_lft forever preferred_lft forever
---> sar -b -r -n DEV:
Linux 4.18.0-448.el8.x86_64 (centos-stream-8-builder-63d9752a-2c92-2a07-2618-33e2bb46e6c7.nov) 02/19/2025 _x86_64_ (4 CPU)
22:19:31 LINUX RESTART (4 CPU)
10:20:00 PM tps rtps wtps bread/s bwrtn/s
10:20:01 PM 3290.82 180.61 3110.20 1616.33 41176.53
10:21:01 PM 282.34 101.20 181.14 3270.24 10376.36
10:22:01 PM 90.87 11.88 78.99 1605.73 6291.14
10:23:01 PM 449.52 4.53 444.99 1031.45 13979.13
10:24:01 PM 93.04 0.32 92.72 8.40 4257.55
10:25:01 PM 54.57 0.70 53.87 475.92 6494.07
10:26:01 PM 73.95 0.00 73.95 0.00 28122.81
10:27:01 PM 61.99 0.00 61.99 0.00 23403.15
10:28:01 PM 22.28 0.00 22.28 0.00 3385.45
10:29:01 PM 36.12 0.00 36.12 0.00 1201.33
10:30:01 PM 47.29 0.00 47.29 0.00 8052.83
10:31:01 PM 118.96 0.43 118.53 24.24 3847.25
10:32:01 PM 44.19 0.27 43.93 43.59 18998.43
Average: 118.93 10.18 108.75 539.83 10741.99
10:20:00 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty
10:20:01 PM 13825400 15218000 2316124 14.35 2688 1614256 813396 4.73 156496 1839784 51644
10:21:01 PM 13278304 15092788 2863220 17.74 2688 2013516 842108 4.90 200812 2261212 139028
10:22:01 PM 12862948 14772796 3278576 20.31 2688 2096688 1141628 6.64 208308 2620484 31328
10:23:01 PM 10992936 13291424 5148588 31.90 2688 2467868 2426600 14.12 332628 4325508 52700
10:24:01 PM 10261700 12734872 5879824 36.43 2688 2636256 2945028 17.13 483528 4892952 121444
10:25:01 PM 9259456 12104140 6882068 42.64 2688 2999316 3887252 22.61 561688 5799512 293144
10:26:01 PM 8413188 12395492 7728336 47.88 2688 4128336 3203444 18.64 662044 6531824 593388
10:27:01 PM 8158016 12322988 7983508 49.46 2688 4306020 3247712 18.89 677956 6763076 86328
10:28:01 PM 8046076 12221616 8095448 50.15 2688 4316096 3349052 19.48 721328 6830500 2992
10:29:01 PM 7716504 12137028 8425020 52.19 2688 4553840 3418344 19.89 752840 7114756 215488
10:30:01 PM 7623588 12116580 8517936 52.77 2688 4621688 3413352 19.86 774632 7175808 57424
10:31:01 PM 9884028 14917268 6257496 38.77 2688 5160024 922548 5.37 1150360 4545912 552388
10:32:01 PM 9953064 14994564 6188460 38.34 2688 5172456 844464 4.91 1324876 4307920 11940
Average: 10021170 13409197 6120354 37.92 2688 3545105 2342687 13.63 615961 5000711 169941
10:20:00 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil
10:20:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
10:20:01 PM eth0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
10:21:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
10:21:01 PM eth0 208.36 152.07 1342.72 38.47 0.00 0.00 0.00 0.00
10:22:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
10:22:01 PM eth0 485.97 523.74 1008.53 143.95 0.00 0.00 0.00 0.00
10:23:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
10:23:01 PM eth0 378.01 301.13 5143.19 47.53 0.00 0.00 0.00 0.00
10:24:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
10:24:01 PM eth0 165.83 131.84 2451.07 28.11 0.00 0.00 0.00 0.00
10:25:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
10:25:01 PM eth0 67.29 66.89 518.66 17.45 0.00 0.00 0.00 0.00
10:26:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
10:26:01 PM eth0 66.27 59.91 742.41 14.28 0.00 0.00 0.00 0.00
10:27:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
10:27:01 PM eth0 95.45 82.04 1369.05 18.86 0.00 0.00 0.00 0.00
10:28:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
10:28:01 PM eth0 20.15 19.13 12.27 5.52 0.00 0.00 0.00 0.00
10:29:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
10:29:01 PM eth0 85.97 72.82 1010.53 15.58 0.00 0.00 0.00 0.00
10:30:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
10:30:01 PM eth0 65.27 62.16 611.58 17.06 0.00 0.00 0.00 0.00
10:31:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
10:31:01 PM eth0 183.52 186.01 50.72 74.97 0.00 0.00 0.00 0.00
10:32:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
10:32:01 PM eth0 873.27 1048.53 498.91 8921.55 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 224.32 225.23 1228.43 777.50 0.00 0.00 0.00 0.00
---> sar -P ALL:
Linux 4.18.0-448.el8.x86_64 (centos-stream-8-builder-63d9752a-2c92-2a07-2618-33e2bb46e6c7.nov) 02/19/2025 _x86_64_ (4 CPU)
22:19:31 LINUX RESTART (4 CPU)
10:20:00 PM CPU %user %nice %system %iowait %steal %idle
10:20:01 PM all 7.69 2.31 30.77 14.10 0.00 45.13
10:20:01 PM 0 18.56 2.06 24.74 6.19 0.00 48.45
10:20:01 PM 1 0.00 3.06 42.86 2.04 0.00 52.04
10:20:01 PM 2 11.46 0.00 19.79 40.62 0.00 28.12
10:20:01 PM 3 1.01 4.04 35.35 8.08 0.00 51.52
10:21:01 PM all 18.58 0.85 13.50 1.51 0.10 65.46
10:21:01 PM 0 23.94 0.94 15.37 1.19 0.10 58.46
10:21:01 PM 1 17.22 0.85 13.37 2.03 0.10 66.43
10:21:01 PM 2 14.95 0.57 10.38 1.36 0.12 72.62
10:21:01 PM 3 18.20 1.02 14.88 1.46 0.10 64.34
10:22:01 PM all 5.78 0.00 1.71 0.46 0.08 91.97
10:22:01 PM 0 5.28 0.00 0.89 0.03 0.08 93.72
10:22:01 PM 1 5.10 0.00 1.06 0.02 0.08 93.74
10:22:01 PM 2 7.72 0.00 3.51 0.02 0.10 88.66
10:22:01 PM 3 5.02 0.00 1.39 1.77 0.05 91.77
10:23:01 PM all 61.88 0.00 3.22 1.70 0.12 33.07
10:23:01 PM 0 57.69 0.00 2.57 1.09 0.12 38.54
10:23:01 PM 1 63.49 0.00 3.53 1.09 0.12 31.76
10:23:01 PM 2 61.63 0.00 3.63 1.69 0.13 32.91
10:23:01 PM 3 64.71 0.00 3.16 2.94 0.12 29.07
10:24:01 PM all 59.21 0.00 3.12 0.40 0.09 37.18
10:24:01 PM 0 57.75 0.00 3.23 0.55 0.08 38.38
10:24:01 PM 1 61.49 0.00 2.77 0.49 0.08 35.17
10:24:01 PM 2 55.96 0.00 3.52 0.27 0.08 40.16
10:24:01 PM 3 61.64 0.00 2.97 0.29 0.10 35.00
10:25:01 PM all 63.96 0.00 2.69 0.31 0.09 32.95
10:25:01 PM 0 69.90 0.00 3.94 0.30 0.10 25.76
10:25:01 PM 1 63.86 0.00 2.93 0.22 0.10 32.89
10:25:01 PM 2 64.31 0.00 1.31 0.52 0.08 33.78
10:25:01 PM 3 57.75 0.00 2.57 0.20 0.08 39.39
10:26:01 PM all 46.98 0.00 2.44 1.08 0.08 49.42
10:26:01 PM 0 55.11 0.00 2.90 0.75 0.08 41.15
10:26:01 PM 1 46.10 0.00 2.80 0.60 0.08 50.41
10:26:01 PM 2 38.11 0.00 2.00 0.81 0.07 59.02
10:26:01 PM 3 48.58 0.00 2.06 2.16 0.08 47.12
10:27:01 PM all 54.59 0.00 3.40 0.77 0.10 41.14
10:27:01 PM 0 50.71 0.00 2.97 0.34 0.10 45.88
10:27:01 PM 1 52.72 0.00 2.59 0.94 0.08 43.67
10:27:01 PM 2 60.36 0.00 4.30 0.50 0.10 34.73
10:27:01 PM 3 54.56 0.00 3.76 1.29 0.10 40.29
10:28:01 PM all 47.28 0.00 3.68 0.18 0.08 48.77
10:28:01 PM 0 40.14 0.00 2.18 0.17 0.08 57.43
10:28:01 PM 1 42.53 0.00 2.03 0.37 0.08 54.98
10:28:01 PM 2 51.34 0.00 4.64 0.08 0.08 43.85
10:28:01 PM 3 55.16 0.00 5.88 0.10 0.07 38.79
10:29:01 PM all 55.22 0.00 3.08 0.13 0.09 41.49
10:29:01 PM 0 49.07 0.00 1.81 0.10 0.10 48.92
10:29:01 PM 1 51.52 0.00 1.81 0.20 0.08 46.38
10:29:01 PM 2 61.01 0.00 4.89 0.15 0.08 33.87
10:29:01 PM 3 59.27 0.00 3.79 0.07 0.10 36.77
10:30:01 PM all 50.96 0.00 3.30 0.34 0.09 45.31
10:30:01 PM 0 49.50 0.00 2.75 0.13 0.12 47.49
10:30:01 PM 1 44.26 0.00 1.96 0.49 0.08 53.21
10:30:01 PM 2 42.75 0.00 1.83 0.54 0.08 54.79
10:30:01 PM 3 67.33 0.00 6.64 0.20 0.08 25.75
10:30:01 PM CPU %user %nice %system %iowait %steal %idle
10:31:01 PM all 35.76 0.00 5.65 0.28 0.10 58.21
10:31:01 PM 0 43.51 0.00 9.58 0.47 0.10 46.35
10:31:01 PM 1 30.86 0.00 3.72 0.19 0.10 65.13
10:31:01 PM 2 36.38 0.00 5.56 0.27 0.08 57.70
10:31:01 PM 3 32.25 0.00 3.73 0.19 0.10 63.74
10:32:01 PM all 16.66 0.00 2.33 0.71 0.11 80.19
10:32:01 PM 0 22.98 0.00 2.28 0.49 0.12 74.14
10:32:01 PM 1 11.94 0.00 2.33 0.03 0.10 85.60
10:32:01 PM 2 12.71 0.00 1.84 0.25 0.10 85.10
10:32:01 PM 3 18.98 0.00 2.87 2.05 0.13 75.96
Average: all 43.02 0.07 4.05 0.67 0.09 52.09
Average: 0 43.76 0.08 4.24 0.48 0.10 51.35
Average: 1 40.87 0.08 3.47 0.56 0.09 54.93
Average: 2 42.23 0.05 3.97 0.59 0.09 53.06
Average: 3 45.22 0.09 4.51 1.07 0.09 49.01