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Subject: Re: [OMPI users] unable to access or execute
From: Ralph Castain (rhc_at_[hidden])
Date: 2009-09-14 20:27:30

> I assume this
> executable doesn't have to be on the node - that would be silly

Not silly at all - we don't preposition the binary for you. It has to be
present on the node where it is to be executed.

I have added an option to preposition binaries in the OMPI developer's
trunk, but that feature isn't scheduled for release until the next major
code release.

2009/9/14 Dominik Táborský <bremby_at_[hidden]>

> Hi again,
> Since last time I made progress - I compiled openMPI 1.3.3 from sources,
> now I'm trying to run it on one of my nodes. I am using the same
> software on the master, but master is Ubuntu 9.04 (NOT using openMPI
> 1.3.2 from repos) and the node is my own Linux system - it lacks many
> features so there might be the source of the problem.
> When I try to run hello world program, it gives me this error:
> $ /openMPI/bin/mpirun
> -hostfile /home/eddy/Dreddux/host.machine5 ./projekty/openMPI/hello/hello
> --------------------------------------------------------------------------
> mpirun was unable to launch the specified application as it could not
> access
> or execute an executable:
> Executable: ./projekty/openMPI/hello/hello
> Node: machine5
> while attempting to start process rank 0.
> --------------------------------------------------------------------------
> The executable is hello world program and is executable. I assume this
> executable doesn't have to be on the node - that would be silly. So, I
> don't understand what am I missing. Any ideas? Please!
> Dominik
> PS: thanks for your time!
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