[PD-dev] Debugging PD

Luke Yelavich luke at audioslack.com
Mon Oct 27 11:12:18 CET 2003

I wrote:
>How can one get a backtrace of PD if for example, you get a segfault? I 
>was thinking of gdb, but not sure exactly what to do, as I don't know 
>whether PD runs in several threads, etc.
>The problem is using PD with Jack, and using the -audiodev command and 
>entering more than one audio device, eg 1,2. With 1 only, PD stays 
>running, but with more than 1, it segfaults shortly after startup.

Turns out this is proper behavior. With Jack, there is no real number of 
audio devices. Using the -inchannels and -outchannels arguments got what I 


Luke Yelavich
AudioSlack Founder and main package maintainer
Audio software packaged for the Slackware Linux Distribution
luke at audioslack.com

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