Is this a debug build of OMPI? In other words, was it configured with —enable-debug? If so, you can get some further output to see what is causing the problem by adding the following to your cmd line:
—leave-session-attached —mca plm_base_verbose 5 —mca state_base_verbose 5 BTW: what version of OMPI are you using? > On Sep 27, 2015, at 8:47 AM, Filippo Spiga <spiga.fili...@gmail.com> wrote: > > Hello, > > I am trying to run OpenMPI on a cluster where I am only allow to use RSH to > spawn processes across compute nodes. I modified my mpirun command in this > way: > > mpirun -np 48 --hostfile ./hostfile --mca plm_rsh_agent "rsh" > /central_storage/osu_barrier > > the file "hostfile" contain the machine where I am running mpirun plus > another node. Libraries and osu_barrier are located in a central storage > mounted by all nodes. The processes osu_barrier are spawn correctly across > two nodes but no output is returned and the command seems stuck. Any idea > what can I look at to try to solve this issue? > > Thanks > > -- > Mr. Filippo SPIGA, M.Sc. > http://fspiga.github.io ~ skype: filippo.spiga > > «Nobody will drive us out of Cantor's paradise.» ~ David Hilbert > > ***** > Disclaimer: "Please note this message and any attachments are CONFIDENTIAL > and may be privileged or otherwise protected from disclosure. The contents > are not to be disclosed to anyone other than the addressee. Unauthorized > recipients are requested to preserve this confidentiality and to advise the > sender immediately of any error in transmission." > > > _______________________________________________ > users mailing list > us...@open-mpi.org > Subscription: http://www.open-mpi.org/mailman/listinfo.cgi/users > Link to this post: > http://www.open-mpi.org/community/lists/users/2015/09/27683.php