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From: Gurhan (gurhan.ozen_at_[hidden])
Date: 2007-10-24 13:11:13


On 10/24/07, Dean Dauger, Ph. D. <d_at_[hidden]> wrote:
> Hello,
>
> I'd like to run Open MPI "by hand". I have a few ordinary
> workstations I'd like to run a code using Open MPI on. They're in
> the same LAN, have unique IP addresses and hostnames, and I've
> installed the default Open MPI package, and I've compiled an MPI app
> against the Open MPI libraries and copied the executable to each
> machine, but let's assume these machines do not have BProc, Torque,
> PBS, SLURM, rsh or ssh access to each other, or NFS. I'm looking at
> the shell of each node: what do I type in to make Open MPI go?
>

   If I understand your question correctly, you need:

   mpirun /path/to/executable (depending on the program you may have
to give -np N argument where N is the number of instances you'd like
to run)

 and also read:
   http://www.open-mpi.org/faq/?category=running

  Hope this helps.
  Thanks.
  Gurhan

> If it matters, they're OS X Macs. I am welcome to be enlightened if
> I've missed the documentation for this scenario.
>
> Thanks,
> Dean
>
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