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Re: Debugging Deadlocks
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Re: Debugging Deadlocks


  • Subject: Re: Debugging Deadlocks
  • From: Sean McBride <email@hidden>
  • Date: Fri, 30 Nov 2012 11:16:02 -0500
  • Organization: Rogue Research Inc.

On Fri, 30 Nov 2012 08:36:40 -0500, Paul Summermatter said:

>A bunch of threads in our app were sitting in __psynch_mutexwait, which,
>according to various google searches, can indicate a deadlock in the
>application.  Certainly the behavior from a user standpoint felt like a
>deadlock in that the app seemed to be just frozen.  What I'm struggling
>to understand right now is whether Xcode has any tools to help in
>tracking down these problems.

Not sure they work on Mac, but you could investigate these:

<http://clang.llvm.org/docs/ThreadSanitizer.html>
<http://valgrind.org/docs/manual/hg-manual.html>

Cheers,

--
____________________________________________________________
Sean McBride, B. Eng                 email@hidden
Rogue Research                        www.rogue-research.com
Mac Software Developer              Montréal, Québec, Canada



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References: 
 >Debugging Deadlocks (From: Paul Summermatter <email@hidden>)

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