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Subject: Re: [OMPI users] -prefix option to mpirun.
From: Tim Prins (tprins_at_[hidden])
Date: 2008-03-04 09:37:50

Hi Ashley,

Yes, you can have this done automatically. Just use the
'--enable-mpirun-prefix-by-default' option to configure.

I'm actually a bit surprised this is not in the FAQ. I'll have to add it.

Hope this helps,


Ashley Pittman wrote:
> Hello,
> I work for medium sized UK based ISV and am packaging open-mpi so that
> is can be made available as an option to our users, so far I've been
> very impressed by how smoothly things have gone but I've got one problem
> which doesn't seem to be covered by the FAQ.
> We install openmpi to /opt/openmpi-1.2.5 and are using the modules
> command to select which mpi to use, the modules command correctly sets
> PATH to pick up mpicc and mpirun on the head node however the issue
> comes with running a job, users need to specify -prefix on the mpirun
> command line. Is there a way to specify this in the environment so I
> could make it happen automatically as part of the modules environment?
> I've searched the archives for this, the closest I can find is this
> exchange in 2006, if I specify a full path to mpirun then it does the
> right thing but is there a way to extend this functionality to the case
> where mpirun is run from path?
> Yours, Ashley Pittman.
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