hpasmlited eating up almost 100% CPU utilization on HP ProLiant Server
Issue
- hpasmlited eating up almost 100% CPU utilization on HP ProLiant Server:
$ top
[Thu Sep 10 15:15:52.847 2015] top - 15:15:52 up 171 days, 45 min, 1 user, load average: 1.06, 1.06, 1.01
[Thu Sep 10 15:15:52.847 2015] Tasks: 550 total, 1 running, 548 sleeping, 0 stopped, 1 zombie
[Thu Sep 10 15:15:52.847 2015] Cpu(s): 8.4%us, 0.1%sy, 0.0%ni, 91.6%id, 0.0%wa, 0.0%hi, 0.0%si, 0.0%st
[Thu Sep 10 15:15:52.847 2015] Mem: 32838936k total, 5931032k used, 26907904k free, 548544k buffers
[Thu Sep 10 15:15:52.847 2015] Swap: 35028984k total, 0k used, 35028984k free, 4060124k cached
[Thu Sep 10 15:15:52.847 2015]
[Thu Sep 10 15:15:52.847 2015] PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND
[Thu Sep 10 15:15:52.847 2015] 14974 root 20 0 393m 3732 832 S 99.6 0.0 245782:20 hpasmlited <<<<<<<<<<<<<<<<<<<<
[Thu Sep 10 15:15:52.847 2015] 12207 teleeng 20 0 15428 1472 836 R 2.0 0.0 0:00.01 top
[Thu Sep 10 15:15:52.847 2015] 1 root 20 0 19344 1592 1296 S 0.0 0.0 0:01.13 init
[Thu Sep 10 15:15:52.849 2015] 2 root 20 0 0 0 0 S 0.0 0.0 0:00.54 kthreadd
[Thu Sep 10 15:15:52.849 2015] 3 root RT 0 0 0 0 S 0.0 0.0 0:00.31 migration/0
[Thu Sep 10 15:15:52.849 2015] 4 root 20 0 0 0 0 S 0.0 0.0 3:12.20 ksoftirqd/0
[Thu Sep 10 15:15:52.849 2015] 5 root RT 0 0 0 0 S 0.0 0.0 0:00.00 migration/0
[Thu Sep 10 15:15:52.849 2015] 6 root RT 0 0 0 0 S 0.0 0.0 0:07.60 watchdog/0
[Thu Sep 10 15:15:52.849 2015] 7 root RT 0 0 0 0 S 0.0 0.0 0:00.42 migration/1
[Thu Sep 10 15:15:52.849 2015] 8 root RT 0 0 0 0 S 0.0 0.0 0:00.00 migration/1
[Thu Sep 10 15:15:52.849 2015] 9 root 20 0 0 0 0 S 0.0 0.0 1:51.61 ksoftirqd/1
[Thu Sep 10 15:15:52.849 2015] 10 root RT 0 0 0 0 S 0.0 0.0 0:06.15 watchdog/1
[Thu Sep 10 15:15:52.849 2015] 11 root RT 0 0 0 0 S 0.0 0.0 0:00.23 migration/2
[Thu Sep 10 15:15:52.849 2015] 12 root RT 0 0 0 0 S 0.0 0.0 0:00.00 migration/2
[Thu Sep 10 15:15:52.849 2015] 13 root 20 0 0 0 0 S 0.0 0.0 1:42.84 ksoftirqd/2
[Thu Sep 10 15:15:52.850 2015] 14 root RT 0 0 0 0 S 0.0 0.0 0:05.89 watchdog/2
[Thu Sep 10 15:15:52.850 2015] 15 root RT 0 0 0 0 S 0.0 0.0 0:00.30 migration/3
- Looking at SAR log, CPU utilization sometimes skyrocket in %usr which means that is executing something in user space:
Linux 2.6.32-279.11.1.el6.x86_64 (lnfskwc41) 09/10/15 _x86_64_ (12 CPU)
00:00:01 CPU %usr %nice %sys %iowait %steal %irq %soft %guest %idle
15:00:01 all 8.37 0.01 0.06 0.00 0.00 0.00 0.00 0.00 91.56
15:00:01 0 0.04 0.02 0.10 0.00 0.00 0.00 0.00 0.00 99.85
15:00:01 1 0.20 0.00 0.02 0.00 0.00 0.00 0.00 0.00 99.78
15:00:01 2 0.00 0.01 0.02 0.00 0.00 0.00 0.00 0.00 99.97
15:00:01 3 100.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
15:00:01 4 0.01 0.03 0.10 0.00 0.00 0.00 0.00 0.00 99.86
15:00:01 5 0.00 0.01 0.04 0.00 0.00 0.00 0.01 0.00 99.95
15:00:01 6 0.02 0.04 0.14 0.00 0.00 0.00 0.01 0.00 99.80
15:00:01 7 0.03 0.02 0.10 0.00 0.00 0.00 0.00 0.00 99.85
15:00:01 8 0.03 0.01 0.07 0.00 0.00 0.00 0.00 0.00 99.89
15:00:01 9 0.01 0.00 0.02 0.00 0.00 0.00 0.00 0.00 99.97
15:00:01 10 0.10 0.01 0.08 0.00 0.00 0.00 0.00 0.00 99.80
15:00:01 11 0.00 0.01 0.03 0.00 0.00 0.00 0.00 0.00 99.95
15:10:01 all 8.38 0.01 0.06 0.00 0.00 0.00 0.00 0.00 91.55
15:10:01 0 0.04 0.01 0.08 0.00 0.00 0.00 0.00 0.00 99.87
15:10:01 1 0.21 0.00 0.03 0.00 0.00 0.00 0.00 0.00 99.75
15:10:01 2 0.00 0.01 0.02 0.00 0.00 0.00 0.00 0.00 99.97
15:10:01 3 100.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
15:10:01 4 0.01 0.02 0.09 0.00 0.00 0.00 0.00 0.00 99.88
15:10:01 5 0.00 0.01 0.04 0.00 0.00 0.00 0.00 0.00 99.95
15:10:01 6 0.02 0.04 0.16 0.00 0.00 0.00 0.01 0.00 99.77
15:10:01 7 0.02 0.02 0.08 0.00 0.00 0.00 0.00 0.00 99.88
15:10:01 8 0.07 0.02 0.14 0.00 0.00 0.00 0.00 0.00 99.78
15:10:01 9 0.01 0.00 0.02 0.00 0.00 0.00 0.00 0.00 99.97
15:10:01 10 0.11 0.02 0.08 0.00 0.00 0.00 0.00 0.00 99.79
15:10:01 11 0.00 0.01 0.03 0.00 0.00 0.00 0.00 0.00 99.96
15:20:01 all 8.37 0.01 0.06 0.00 0.00 0.00 0.00 0.00 91.55
15:20:01 0 6.45 0.02 0.06 0.00 0.00 0.00 0.00 0.00 93.47
15:20:01 1 0.20 0.01 0.04 0.00 0.00 0.00 0.00 0.00 99.75
15:20:01 2 90.61 0.00 0.00 0.00 0.00 0.00 0.00 0.00 9.39
15:20:01 3 2.97 0.00 0.00 0.00 0.00 0.00 0.00 0.00 97.03
15:20:01 4 0.01 0.01 0.06 0.00 0.00 0.00 0.00 0.00 99.92
15:20:01 5 0.01 0.01 0.04 0.00 0.00 0.00 0.00 0.00 99.94
15:20:01 6 0.03 0.04 0.17 0.00 0.00 0.00 0.01 0.00 99.75
15:20:01 7 0.04 0.02 0.11 0.00 0.00 0.00 0.00 0.00 99.82
15:20:01 8 0.01 0.00 0.04 0.00 0.00 0.00 0.00 0.00 99.95
15:20:01 9 0.03 0.01 0.09 0.00 0.00 0.00 0.00 0.00 99.87
15:20:01 10 0.08 0.01 0.07 0.00 0.00 0.00 0.00 0.00 99.83
15:20:01 11 0.02 0.01 0.03 0.00 0.00 0.00 0.00 0.00 99.93
15:30:01 all 8.37 0.01 0.05 0.00 0.00 0.00 0.00 0.00 91.56
15:30:01 0 0.03 0.02 0.05 0.00 0.00 0.00 0.00 0.00 99.90
15:30:01 1 0.13 0.01 0.05 0.00 0.00 0.00 0.00 0.00 99.81
15:30:01 2 100.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
Environment
- Red Hat Enterprise Linux 6
- Red Hat Enterprise Linux 5
- HP ProLiant Server
- hpasmlited
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