On Sat, Jun 11, 2011 at 07:24:24AM -0600, Ralph Castain wrote:
> Oh my - that is such an old version! Any reason for using it instead of something more recent?
I'm using the cluster of the university where I work und I'm not the
admin. So I'm going with what is installed there.
It's the first time I'm using MPI. Before I complain to the admins about
old versions or anything else, I'd like to check whether my code
actually should be okay in regard to MPI specifications.
> On Jun 11, 2011, at 8:43 AM, Ole Kliemann wrote:
> > Hi everyone!
> > I'm trying to use MPI on a cluster running OpenMPI 1.2.4 and starting
> > processes through PBSPro_184.108.40.206766. I've been running into a couple
> > of performance and deadlock problems and like to check whether I'm
> > making a mistake.
> > One of the deadlocks I managed to boil down to the attached example. I
> > run it on 8 cores. It usually deadlocks with all except one process
> > showing
> > start barrier
> > as last output.
> > The one process out of order shows:
> > start getting local
> > My question at this point is simply whether this is expected behaviour
> > of OpenMPI.
> > Thanks in advance!
> > Ole
> > <mpi_barrier.cc>_______________________________________________
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