[mythtv-users] Horrendous RAID-6 performance
John Drescher
drescherjm at gmail.com
Fri Mar 28 22:24:39 UTC 2008
> Well, now that you mention it.... Nothing is using the system, but it's
> still running at 67% wait states? WTF? What's it waiting for? How do I
> find the process that's waiting?
>
> top - 15:18:08 up 2 days, 7:34, 2 users, load average: 3.12, 3.66, 4.23
> Tasks: 219 total, 2 running, 217 sleeping, 0 stopped, 0 zombie
> Cpu(s): 3.1%us, 1.0%sy, 0.0%ni, 28.7%id, 66.8%wa, 0.0%hi, 0.5%si,
> 0.0%st
> Mem: 2062908k total, 2046844k used, 16064k free, 18712k buffers
> Swap: 3903712k total, 574648k used, 3329064k free, 720916k cached
>
> PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND
> 7137 motion 20 0 259m 12m 792 S 6 0.6 369:57.08 motion
> 7376 root 20 0 1126m 100m 11m S 1 5.0 24:15.67 mythbackend
> 7109 root 20 0 129m 50m 7148 S 1 2.5 4:21.79 Xorg
> 4960 root 15 -5 0 0 0 S 0 0.0 4:34.77 bond0
> 7399 root 15 -5 0 0 0 S 0 0.0 1:06.07 kdvb-fe-0
> 1 root 20 0 10392 664 632 S 0 0.0 0:04.14 init
> 2 root 15 -5 0 0 0 S 0 0.0 0:00.02 kthreadd
>
>
What is the motion process? And do you see your system is using 574MB of swap?
John
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