[Beowulf] RE: Compare and contrast MPI implementations
deadline at clustermonkey.net
Thu Dec 15 12:58:34 PST 2005
> Thanks for the feedback so far.
> Now how about MPI coexistance?
MPI detente is possible. Check out the modules package.
> LAM-MPI wants PATH set in .bashrc or some similar
> startup file. If memory serves, that was also the method
> used by Mpich(1.x). MPICH2 at least seems to have a way
> around this since mpdboot works with no twiddling of
> startup files on the remote nodes.
> So then, if LAM-MPI and MPICH(1.x) both want PATH set to point
> to their own binary directories at login, from a single account,
> how does one run program A that wants MPICH and program B that wants
> LAM-MPI? Hopefully there's something better than "change the
> .bashrc file before each run"!
> David Mathog
> mathog at caltech.edu
> Manager, Sequence Analysis Facility, Biology Division, Caltech
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