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Subject: Re: [OMPI users] setup of a basic system on RHEL or Fedora
From: George Bosilca (bosilca_at_[hidden])
Date: 2008-04-04 07:34:02


Looks like an interactive vs. non-interactive PATH problem. Please do
a "ssh node02 printenv" and see if you get what you expect in the PATH.

   george.

On Apr 3, 2008, at 11:41 PM, trnja001_at_[hidden] wrote:
> OpenMPI does not use PATH, at least not by default (or my default).
>
> Node 1:
> PATH=/usr/kerberos/bin:/usr/local/bin:/bin:/usr/bin:/home/elvedin/bin
>
> Node 2:
> PATH=/home/elvedin/mpi/ompi/bin:/usr/kerberos/bin:/usr/lib/ccache:/
> usr/local/bin:/bin:/usr/bin
>
> Binary "endian" is in /home/elvedin/mpi/ompi/bin of node 2 (as
> defined in
> PATH) and in /home/elvedin/ of node 1. Running from node 1 with
> "mpirun -np
> 2 -machinefile (has node1,node2 in it) endian" -
>
> Failed to find the following executable:
>
> Host: node2
> Executable: endian
>
> On Apr 3 2008, Terry Frankcombe wrote:
>
>> Someone can correct me if I'm wrong, but I do believe that the
>> executables don't need to be in the same place on every node, but
>> they
>> do need to be on every node somewhere in that node's PATH.
>> Certainly,
>> consistent NFS mounted filespaces is one of the easiest ways to
>> achieve
>> this.
>
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