[mvapich-discuss] Trouble attempting to use MVAPICH2 built with BLCR support

[Jonathan Perkins]

On Mon, Jul 20, 2009 at 04:16:36PM +0100, Jessica Jones wrote:
> Hi
>
> I built my MVAPICH2 implementation with --enable-blcr but it doesn't  
> seem to be behaving itself.  I've tried rebuilding it with both the  
> Intel Compiler Suite and also GNU GCC (4.1 in this case).
>
> Basically, even when I don't try to use any sort of checkpointing at  
> all, I get this when trying to run a basic hello-world:
>
> Running helloworld ..
> mpiexec_node100 (mpiexec 532): mpiexec: from man, invalid msg=:{}:
>
> I managed to find where in the MVAPICH2 source this message comes from,  
> but I'm not sure what is causing it.
>
> Does anyone have any ideas?  I've been through the documentation for  
> both BLCR and MVAPICH2 and I can't see anything that I'm missing.

Can you let us know which version of MVAPICH2 you're using?  Looking at
the message it seems that issue is probably due to using an mpiexec that
isn't a symbolic link to mpiexec_cr.  Is there an mpiexec_cr in your
path or where you installed mvapich2?  Try this out if you see it.

>
> Thanks
>
> Jess
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-- 
Jonathan Perkins
http://www.cse.ohio-state.edu/~perkinjo
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