[mythtv-users] Remote Frontend HD playback causes Segfault

Ben Dailey ben at inspiredtechs.com
Sun Jul 1 01:17:19 UTC 2007


Mike,

Take a look at this ticket: http://svn.mythtv.org/trac/ticket/3677
And this thread: http://www.gossamer-threads.com/lists/mythtv/users/276872

If hope this is helpful.

Thanks,
Ben

On 6/30/07, Mike LaPlante <mike at dividia.net> wrote:
>
> I can't for the life of me figure this one out. I'm running F7 on both
> my backend and frontend. My backend (though its the lesser power
> machine) plays back HD content just fine. But my beefier frontend
> segfaults within the first 30 seconds of playback. It seems to vary,
> sometimes I get the segfault immediately, sometimes I think its finally
> going to work then boom.
>
> I need some guidance on what to try, I've changed interlacing, with and
> without opengl timing, even tried XvMC thought this machine shouldn't
> need it. I've tried several nvidia drivers (currently using 100.14.11).
> I don't think its a driver issue because X is not crashing, just
> mythfrontend is crashing. Also playback of SD stuff works fine,
> mythfrontend can run for days perhaps for eternity as long as I don't
> try to play back an HD clip.
>
> Currently running ATrpms-bleeding SVN revision 13756. I suppose I could
> try building from source and enabling the debug stuff. But I was hoping
> someone had a few hints before I went through that.
>
> I do have one clue, earlier I believe artsd was using /dev/dsp for
> whatever reason so when I tried to play an HD clip I got an message
> saying it was disabling audio. Well, the clip played fine after that,
> except the obvious no sound, but at least it didn't segfault. So.....
> I'm tinkering with the audio buffering options.
>
> Mike
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>
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