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Subject: Re: [OMPI users] heterogenous cluster
From: David Mathog (mathog_at_[hidden])
Date: 2011-02-01 15:00:46


> I have sofar used a homogenous 32-bit cluster.
> Now i have added a new machine which is 64 bit
>
> This means i have to reconfigure open MPI with
`--enable-heterogeneous`, right?

Not necessarily. If you don't need the 64bit capabilities you could run
32 bit binaries along with a 32 bit version of OpenMPI. At least that
approach has worked so far for me.

Regards,

David Mathog
mathog_at_[hidden]
Manager, Sequence Analysis Facility, Biology Division, Caltech