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Subject: Re: [OMPI users] launching the mpi runtime
From: Hicham Mouline (hicham_at_[hidden])
Date: 2010-11-23 08:34:51


>MPI doesn't necessarily mean SPMD -- you can certainly have the GUI call MPI_INIT and then call MPI_COMM_SPAWN to launch a different >executable to do the compute working stuff. 
>--
>Jeff Squyres
>jsquyres_at_[hidden]

This is confusing to me.
If the GUI does that, will the GUI process (running on windows) be able to spawn mpi processes on separate linux boxes and "MPI talk" to them using the intercommunicator returned?

rds,