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Subject: Re: [OMPI users] Different Prefix for different nodes
From: Tohiko Looka (tohiko.looka_at_[hidden])
Date: 2012-02-15 12:47:04

Hello Jeff,

Yes, I tried that and it worked.. Thanks
But I hope the people behind OpenMPI will correct this in the documentation

On Wed, Feb 15, 2012 at 7:08 PM, Jeff Squyres <jsquyres_at_[hidden]> wrote:

> On Feb 14, 2012, at 4:06 PM, Tohiko Looka wrote:
> > I'm trying to run my application on different nodes; each with a
> different path to OpenMPI libraries and binaries.
> > According to the documentation I can set '-prefix' on a per-context
> basis, so I can set '-prefix' differently
> > for each node, but I wasn't able to do it and I didn't find an example
> Yoinks -- that might be incorrect documentation. I'm pretty sure --prefix
> is a global switch.
> If you have OMPI installed in different locations on different nodes,
> --prefix might not be a good solution. Instead, you might well want to set
> your PATH/LD_LIBRARY_PATH in the shell startup files on each node (e.g.,
> $HOME/.bashrc) to values that are relevant for that node.
> --
> Jeff Squyres
> jsquyres_at_[hidden]
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