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Subject: Re: [OMPI users] Problems with program-execution with OpenMPI: Orted: command not found
From: Doug Reeder (dlr_at_[hidden])
Date: 2008-04-22 04:28:44


Stephan,

A couple things to try

Put -np 2 after -hostfile /home/stephan/mpd.hosts

put the command you want to run after -np 2

Good luck,

Doug Reeder

On Apr 21, 2008, at 11:56 PM, gildo.rex_at_[hidden] wrote:

> Dear all,
>
> I wanted to compare MPICH and OpenMPI. MPICH works fine. So I
> installed OpenMPI the same way (configure, make, make install). The
> commands are found in the OpenMPI installation directory.
>
> When I tried to run programs I was a little bit confused, that
> there seems not to be a default hosts-file like in MPICH. I
> included it in the command with "--hostfile".
>
> When I now want to run my first test with
>
> mpirun -np 2 --hostfile /home/stephan/mpd.hosts
>
> I get the error-message:
>
> orted: command not found
>
> The "orted"-executable resides as well as the "mpirun"- and
> "mpiexec"-executables in the directory /home/stephan/openmpi-
> install. "orted" is also found by "which orted".
>
> What might be the problem? How does "orted" work? I'm not conscious
> about anything equivalent in MPICH...
>
> Thanks in advance for your help!
>
> Kind Regards
>
> Stephan
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