---> uname -a:
Linux prd-centos8-builder-4c-4g-6643.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 834 9651 19 5277 14579
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:da:5a:a8 brd ff:ff:ff:ff:ff:ff
altname enp0s3
altname ens3
inet 10.30.106.94/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0
valid_lft 85551sec preferred_lft 85551sec
inet6 fe80::f816:3eff:feda:5aa8/64 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) 03/08/2025 _x86_64_ (4 CPU)
22:19:18 LINUX RESTART (4 CPU)
10:20:00 PM tps rtps wtps bread/s bwrtn/s
10:20:02 PM 363.24 254.15 109.09 2444.27 6902.37
10:21:01 PM 185.12 39.05 146.07 1919.76 11489.94
10:22:01 PM 22.20 0.00 22.20 0.00 3320.40
10:23:01 PM 16.48 0.03 16.45 0.53 329.38
10:24:01 PM 461.85 17.08 444.77 2598.33 9362.76
10:25:01 PM 107.79 0.32 107.48 8.39 8727.71
10:26:01 PM 51.22 0.00 51.22 0.00 5878.95
10:27:01 PM 74.13 0.72 73.41 514.50 23977.96
10:28:01 PM 65.01 0.08 64.92 4.00 28684.59
10:29:01 PM 23.05 0.00 23.05 0.00 3472.67
10:30:01 PM 37.83 0.00 37.83 0.00 1244.26
10:31:01 PM 37.57 0.00 37.57 0.00 7877.86
10:32:01 PM 111.15 0.03 111.11 5.20 3481.82
10:33:01 PM 50.72 0.45 50.27 23.73 19560.05
Average: 96.46 5.21 91.25 395.06 9789.36
10:20:00 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty
10:20:02 PM 13643024 15151648 2498508 15.48 2688 1723840 872760 5.08 185012 1975508 106536
10:21:01 PM 13282820 15101072 2858712 17.71 2688 2017240 819104 4.76 201228 2252452 86152
10:22:01 PM 13266352 15085664 2875180 17.81 2688 2017532 819104 4.76 201228 2264068 16
10:23:01 PM 13239768 15075492 2901764 17.98 2688 2029600 834868 4.86 201240 2278488 9524
10:24:01 PM 11344056 13635712 4797476 29.72 2688 2462188 2127100 12.37 311972 4000076 199560
10:25:01 PM 11001084 13476688 5140448 31.85 2688 2638440 2200360 12.80 483744 4156356 144096
10:26:01 PM 9818068 12389940 6323464 39.18 2688 2727804 3208452 18.66 518808 5288032 72044
10:27:01 PM 7725816 11487676 8415716 52.14 2688 3909356 4090072 23.79 660624 7222540 535384
10:28:01 PM 8042828 12211968 8098704 50.17 2688 4309184 3359432 19.54 678696 6876744 91560
10:29:01 PM 8028180 12207768 8113352 50.26 2688 4319492 3359432 19.54 722156 6848956 5432
10:30:01 PM 7744644 12169068 8396888 52.02 2688 4556972 3383408 19.68 753628 7087392 219292
10:31:01 PM 7665020 12123376 8476512 52.51 2688 4587752 3402480 19.79 772060 7142356 25460
10:32:01 PM 9951068 14997104 6190464 38.35 2688 5165392 843360 4.91 1155836 4462216 539756
10:33:01 PM 9921128 14966312 6220404 38.54 2688 5175000 850220 4.95 1320948 4344340 10960
Average: 10333847 13577106 5807685 35.98 2688 3402842 2155011 12.54 583370 4728537 146127
10:20:00 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil
10:20:02 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
10:20:02 PM eth0 16.60 17.39 47.53 2.34 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 168.16 121.25 1150.47 26.34 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 80.39 69.81 244.24 18.07 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 374.54 400.45 790.12 109.68 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 435.82 375.16 5163.66 69.45 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 177.60 144.90 2503.98 27.14 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 65.66 61.71 517.15 14.58 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 72.81 67.54 751.37 18.09 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 100.93 83.67 1373.04 23.21 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 15.58 16.30 5.37 5.17 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 83.49 71.67 1009.25 14.92 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 48.67 46.98 122.43 15.72 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 146.24 139.73 520.57 43.15 0.00 0.00 0.00 0.00
10:33:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
10:33:01 PM eth0 946.67 1126.14 512.04 8957.74 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 208.40 209.14 1124.53 717.32 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) 03/08/2025 _x86_64_ (4 CPU)
22:19:18 LINUX RESTART (4 CPU)
10:20:00 PM CPU %user %nice %system %iowait %steal %idle
10:20:02 PM all 23.58 1.69 26.37 1.99 0.00 46.37
10:20:02 PM 0 2.81 0.00 7.63 1.20 0.00 88.35
10:20:02 PM 1 86.17 0.40 8.70 0.40 0.00 4.35
10:20:02 PM 2 0.40 3.20 47.20 2.40 0.00 46.80
10:20:02 PM 3 4.35 3.16 41.90 3.95 0.00 46.64
10:21:01 PM all 13.25 0.35 5.85 1.80 0.07 78.69
10:21:01 PM 0 5.33 0.34 5.00 0.93 0.07 88.33
10:21:01 PM 1 14.89 0.39 6.17 1.95 0.07 76.53
10:21:01 PM 2 17.46 0.31 6.08 2.53 0.07 73.56
10:21:01 PM 3 15.36 0.36 6.14 1.77 0.07 76.31
10:22:01 PM all 0.48 0.00 0.29 0.36 0.05 98.83
10:22:01 PM 0 0.68 0.00 0.55 0.00 0.05 98.71
10:22:01 PM 1 0.57 0.00 0.18 0.35 0.05 98.85
10:22:01 PM 2 0.40 0.00 0.17 0.33 0.03 99.07
10:22:01 PM 3 0.25 0.00 0.25 0.75 0.05 98.70
10:23:01 PM all 1.10 0.00 1.02 0.06 0.07 97.75
10:23:01 PM 0 1.38 0.00 1.58 0.03 0.07 96.95
10:23:01 PM 1 0.87 0.00 0.79 0.15 0.08 98.10
10:23:01 PM 2 1.24 0.00 0.99 0.05 0.07 97.66
10:23:01 PM 3 0.90 0.00 0.74 0.02 0.07 98.27
10:24:01 PM all 55.60 0.00 3.08 2.23 0.10 39.00
10:24:01 PM 0 51.41 0.00 3.80 3.05 0.12 41.62
10:24:01 PM 1 58.42 0.00 1.50 0.75 0.08 39.24
10:24:01 PM 2 52.14 0.00 3.52 3.30 0.10 40.94
10:24:01 PM 3 60.40 0.00 3.49 1.81 0.08 34.21
10:25:01 PM all 62.85 0.00 2.88 0.67 0.09 33.51
10:25:01 PM 0 67.81 0.00 4.46 1.01 0.08 26.64
10:25:01 PM 1 63.87 0.00 4.42 0.80 0.08 30.82
10:25:01 PM 2 59.76 0.00 1.32 0.32 0.08 38.52
10:25:01 PM 3 59.98 0.00 1.32 0.57 0.10 38.03
10:26:01 PM all 63.77 0.00 2.83 0.42 0.07 32.91
10:26:01 PM 0 66.97 0.00 1.17 0.17 0.08 31.61
10:26:01 PM 1 71.65 0.00 6.86 0.54 0.07 20.88
10:26:01 PM 2 64.00 0.00 1.29 0.74 0.07 33.91
10:26:01 PM 3 52.47 0.00 2.01 0.23 0.07 45.22
10:27:01 PM all 48.35 0.00 2.34 1.72 0.08 47.52
10:27:01 PM 0 47.63 0.00 2.11 1.09 0.07 49.11
10:27:01 PM 1 41.97 0.00 1.84 1.00 0.07 55.11
10:27:01 PM 2 63.03 0.00 4.12 1.89 0.08 30.88
10:27:01 PM 3 40.75 0.00 1.29 2.88 0.08 55.00
10:28:01 PM all 54.48 0.00 3.10 1.45 0.08 40.90
10:28:01 PM 0 49.25 0.00 2.40 0.20 0.08 48.07
10:28:01 PM 1 54.28 0.00 2.95 2.43 0.10 40.23
10:28:01 PM 2 62.06 0.00 4.86 2.26 0.07 30.75
10:28:01 PM 3 52.31 0.00 2.18 0.89 0.08 44.54
10:29:01 PM all 47.04 0.00 3.51 0.19 0.08 49.18
10:29:01 PM 0 58.61 0.00 6.01 0.08 0.08 35.21
10:29:01 PM 1 42.71 0.00 1.92 0.08 0.08 55.20
10:29:01 PM 2 36.22 0.00 1.89 0.03 0.07 61.79
10:29:01 PM 3 50.65 0.00 4.22 0.56 0.07 44.50
10:30:01 PM all 55.98 0.00 3.08 0.15 0.07 40.72
10:30:01 PM 0 57.61 0.00 3.24 0.22 0.07 38.87
10:30:01 PM 1 55.33 0.00 1.90 0.07 0.08 42.62
10:30:01 PM 2 56.88 0.00 3.66 0.18 0.07 39.20
10:30:01 PM 3 54.10 0.00 3.50 0.13 0.07 42.20
10:30:01 PM CPU %user %nice %system %iowait %steal %idle
10:31:01 PM all 48.34 0.00 3.42 0.35 0.07 47.82
10:31:01 PM 0 47.43 0.00 3.10 0.07 0.07 49.34
10:31:01 PM 1 55.77 0.00 4.79 0.22 0.08 39.13
10:31:01 PM 2 45.96 0.00 2.76 0.37 0.07 50.84
10:31:01 PM 3 44.24 0.00 3.01 0.74 0.07 51.94
10:32:01 PM all 42.97 0.00 5.47 0.48 0.08 50.99
10:32:01 PM 0 36.10 0.00 4.45 0.44 0.08 58.93
10:32:01 PM 1 45.00 0.00 6.34 0.66 0.08 47.91
10:32:01 PM 2 47.97 0.00 6.75 0.66 0.08 44.54
10:32:01 PM 3 42.81 0.00 4.34 0.17 0.08 52.59
10:33:01 PM all 14.83 0.00 3.65 1.18 0.10 80.25
10:33:01 PM 0 12.72 0.00 4.03 0.54 0.08 82.62
10:33:01 PM 1 22.36 0.00 4.64 1.24 0.12 71.64
10:33:01 PM 2 11.91 0.00 3.05 1.67 0.10 83.27
10:33:01 PM 3 12.31 0.00 2.86 1.25 0.08 83.50
Average: all 39.12 0.03 3.19 0.85 0.08 56.73
Average: 0 38.58 0.03 3.23 0.60 0.08 57.48
Average: 1 40.76 0.03 3.42 0.79 0.08 54.92
Average: 2 39.82 0.03 3.25 1.11 0.07 55.72
Average: 3 37.34 0.04 2.84 0.91 0.07 58.80