I see - then the problem is that at least one node is unable to communicate via TCP back to where mpirun is executing. Might be a firewall, or could be that we are selecting the wrong network if multiple NICs are around. I assume that you use additional nodes when running against the larger dataset?
On Jan 22, 2013, at 9:34 AM, Jure Pečar <pega...@nerv.eu.org> wrote: > On Thu, 17 Jan 2013 11:54:13 -0800 > Ralph Castain <r...@open-mpi.org> wrote: > >> Or is this happening on startup of the larger job, or during a call to >> MPI_Comm_spawn? > > This happens on a startup. Mpirun spawns processes and when they start > talking to eachother during setup phase, I get this kind of error. Running > time in such case is less than a minute. > > > -- > > Jure Pečar > http://jure.pecar.org > > _______________________________________________ > users mailing list > us...@open-mpi.org > http://www.open-mpi.org/mailman/listinfo.cgi/users
