[mythtv-users] High load, low CPU usage

Shawn core at enodev.com
Sun Jul 13 20:45:21 EDT 2003


You might be experiencing scheduler starvation. What kernel are you
using? (uname -r, but if you're using myth, you already know that)



On Sat, 2003-07-12 at 15:06, Steve Hill wrote:
> On Sat, 12 Jul 2003, Steve Hill wrote:
> 
> > I've just fiddled some BIOS settings and managed to get it to assign the 
> > sound cards separate IRQs.  I think this may have reduced (or possibly 
> > even resolved) the problem, but I need to test it for a while longer.
> 
> Nope, it doesn't seem to have fixed the problem :(
> The really odd thing is that sometimes it will run quite happilly with 
> fairly minimal load (under 0.30) for an hour or more at a time and then 
> other times it really loads up. :(
> 
> Another top output below, but it doesn't really show a lot...
> 
>   9:04pm  up 52 min,  3 users,  load average: 3.73, 2.05, 1.35
> 132 processes: 125 sleeping, 7 running, 0 zombie, 0 stopped
> CPU states: 29.1% user,  0.7% system,  0.0% nice, 70.0% idle
> Mem:   255492K av,  252044K used,    3448K free,  0K shrd,   16156K buff
> Swap:  530136K av,   64736K used,  465400K free              86336K cached
> 
>   PID USER     PRI  NI  SIZE  RSS SHARE STAT %CPU %MEM   TIME COMMAND
>  1633 root      -1 -20 57216  35M  5104 S <  22.5 14.1   2:12 mythbackend
>  1685 root      11   0  302M  24M 13192 R     4.3  9.6   2:05 X
>  1874 steve      9   0 43504  42M 19804 R     2.5 16.8   0:36 mythfrontend
>  1851 steve      9   0  3364 3364  1928 S     0.1  1.3   0:00 sawfish
>     1 root       8   0   480  448   428 S     0.0  0.1   0:04 init
>     2 root       9   0     0    0     0 SW    0.0  0.0   0:00 keventd
>     3 root       9   0     0    0     0 SW    0.0  0.0   0:00 kapmd


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