[mythtv-users] Backend dies - debug info attached - please help read gdb.txt

Jay R. Ashworth jra at baylink.com
Mon Sep 24 02:33:55 UTC 2007


On Sun, Sep 23, 2007 at 10:24:59PM -0400, Steve Skarda wrote:
>    Cancel this message.  I am an idiot.  I forgot that my computer rebooted
>    during power blip so mythbackend was no longer operating under debug mode.
>    That probably explains why I couldn't figure out anything from gdb output.
>    Go figure that mythbackend works for a week under debug mode but dies when
>    run with normal 'mythbackend' command.

That's called a Heisenbug: it goes away when you try to measure it.  

They're actually surprisingly common: the instrumentation can keep the
bug from getting triggered.

Cheers,
-- jra
-- 
Jay R. Ashworth                   Baylink                      jra at baylink.com
Designer                     The Things I Think                       RFC 2100
Ashworth & Associates     http://baylink.pitas.com                     '87 e24
St Petersburg FL USA      http://photo.imageinc.us             +1 727 647 1274


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