[mythtv] [mythtv-commits] Ticket #1871: FE crash w/ XvMC on 720x480p mpg

Stuart Auchterlonie stuarta at squashedfrog.net
Mon Jun 19 09:22:54 UTC 2006


On Sat, Jun 17, 2006 at 10:52:57PM -0400, Gary Dezern wrote:
> Michael T. Dean wrote:
> >> ment:
> >>
> >>  Gary & Matt, I'm going to need a full backtrace of all the threads.
> > In case this helps...
> >
> > http://mythtv.org/docs/mythtv-HOWTO-22.html#ss22.2
> >
> Is it possible to get a bt of multiple threads from a core dump, as 
> opposed to from running the process inside of gdb to begin with?

yes. Instead of

gdb /usr/local/bin/mythbackend <pid>

you do

gdb /usr/local/bin/mythbackend <core>

and then continue with the debugging commands as before. ie.
thread apply all bt full


Occasionally you'll get a useless core file, but normally
it works just fine....


Stuart



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