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Subject: Re: [OMPI users] remote host not accessible
From: Jon Mason (jon_at_[hidden])
Date: 2008-04-02 11:05:44


On Tuesday 01 April 2008 04:22:47 pm Danesh Daroui wrote:
> You mean I should mount NFS filesystems of slave machine on master so
> their disks can be accessed from a mount point on master? In that cases,
> what moint point on master
> shoud it be? Should I configure open-MPI about this mount point? Can't
> it work without mounting? I think it should work since the processes are
> locally run via SSH on remote machines.

Are you running pre-compiled rpm's or did you build from one of the svn trees?
If the latter, was it the ompi-trunk tree? If so, can you try the
ompi-1.2-svn tree?

Thanks,
Jon

> D.
>
> Doug Reeder skrev:
> > 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.
> >> _______________________________________________
> >> users mailing list
> >> users_at_[hidden]
> >> http://www.open-mpi.org/mailman/listinfo.cgi/users
> >
> > _______________________________________________
> > users mailing list
> > users_at_[hidden]
> > http://www.open-mpi.org/mailman/listinfo.cgi/users
>
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