Open MPI logo

Open MPI User's Mailing List Archives

  |   Home   |   Support   |   FAQ   |   all Open MPI User's mailing list

Subject: Re: [OMPI users] Error when using OpenMPI with SGE multiple hosts
From: Ralph Castain (rhc_at_[hidden])
Date: 2010-11-15 10:39:25


The external binding code should be in that version.

If you add --report-bindings --leave-session-attached to the mpirun command
line, you should see output from each daemon telling you what external
binding it detected, and how it is binding each app it launches.

Thanks!

On Mon, Nov 15, 2010 at 8:33 AM, Chris Jewell <chris.jewell_at_[hidden]>wrote:

> > I confess I am now confused. What version of OMPI are you using?
> >
> > FWIW: OMPI was updated at some point to detect the actual cores of an
> > external binding, and abide by them. If we aren't doing that, then we
> have a
> > bug that needs to be resolved. Or it could be you are using a version
> that
> > predates the change.
> >
> > Thanks
> > Ralph
>
> Hi Ralph,
>
> I'm using OMPI version 1.4.2. I can upgrade and try it out if necessary.
> Is there anything I can give you as potential debug material?
>
> Cheers,
>
> Chris
>
>
>
> --
> Dr Chris Jewell
> Department of Statistics
> University of Warwick
> Coventry
> CV4 7AL
> UK
> Tel: +44 (0)24 7615 0778
>
>
>
>
>
>
> _______________________________________________
> users mailing list
> users_at_[hidden]
> http://www.open-mpi.org/mailman/listinfo.cgi/users
>