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Subject: Re: [OMPI users] remote host not accessible
From: Doug Reeder (dlr_at_[hidden])
Date: 2008-04-01 16:54:49


Danesh,

Do they all have access to the sam file system/physical hard drive.
You will probably need to NFS mount the filesystem on master on the
other two systems.

Doug Reeder
On Apr 1, 2008, at 1:46 PM, Danesh Daroui wrote:

> Hi all,
>
> I have installed Open-MPI on three machine which runs OpenSUSE and it
> has been installed successfully. I can submit jobs locally on each
> machine using "mpirun" and it works fine. I have defined a
> host file on one of them (master) where I have defined IP address of
> each machine and number of slots. First when I tried to submit jobs to
> master it asked for password for SSH connection which showed
> that master can communicate with slaves. Then I setup all machines to
> communicate with each other using SSH without password. Now when I
> submit a job on master, the job just blocks and nothing
> happens. The program runs locally on each machine but it will not run
> when I submit it on master to be run on slaves. What can it be?
>
> D.
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