[Swift-devel] hanging in trunk

Mihael Hategan hategan at mcs.anl.gov
Mon Apr 2 20:57:33 CDT 2012


On Mon, 2012-04-02 at 17:11 -0500, Jonathan Monette wrote:
> Hello,
>    I tried running the SciColSim application using trunk to test the
> fix Mihael added for the sockets and pipes issue and the application
> is hanging.  I do not witness this hanging situation when using 0.93.
> The compressed tar ball of the run that hung is at
> http://www.ci.uchicago.edu/~jonmon/logs/SciColSim-hang-trunk.tar.gz
> 
> There is a jstack output file in that tar ball.  I am currently
> testing to see if maybe the fix Mihael added is causing this but I do
> not believe for this to be the case. 

It's not.

>  What other helpful debugging information would anyone need and I can
> gather it?

None. This is an actual deadlock and the jstack output is as good as it
gets.

Mihael





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