Thanks for the quick response. Is there a way for extending OpenMPI so that it can discover the processes using other means?
Supun. On Fri, Jul 8, 2016 at 12:45 PM, Ralph Castain <[email protected]> wrote: > If not spawned by mpirun, and not spawned by a resource manager, then it > won’t work. There is no way for the procs to wireup. > > > On Jul 8, 2016, at 9:42 AM, Supun Kamburugamuve <[email protected]> > wrote: > > Yes, the processes are not spawned by MPI and they are not spawned by > something like Slurm/PBS. > > How does MPI get to know what processes running in what nodes in a general > sense? Do we need to write some plugin so that it can figure out this > information? I guess this must be the way it is supporting Slurm/PBS etc. > > Thanks, > Supun.. > > On Fri, Jul 8, 2016 at 12:06 PM, Ralph Castain <[email protected]> wrote: > >> You mean you didn’t launch those procs via mpirun, yes? If you started >> them via some resource manager, then you might just be able to call >> MPI_Init and have them wireup. >> >> >> > On Jul 8, 2016, at 8:55 AM, Supun Kamburugamuve < >> [email protected]> wrote: >> > >> > Hi, >> > >> > I have a set of processes running and these are not managed/spawned by >> Open MPI. Is it possible to use Open MPI as a pure communication library >> among these processes? >> > >> > Thanks, >> > Supun.. >> > _______________________________________________ >> > users mailing list >> > [email protected] >> > Subscription: https://www.open-mpi.org/mailman/listinfo.cgi/users >> > Link to this post: >> http://www.open-mpi.org/community/lists/users/2016/07/29612.php >> >> _______________________________________________ >> users mailing list >> [email protected] >> Subscription: https://www.open-mpi.org/mailman/listinfo.cgi/users >> Link to this post: >> http://www.open-mpi.org/community/lists/users/2016/07/29613.php > > > _______________________________________________ > users mailing list > [email protected] > Subscription: https://www.open-mpi.org/mailman/listinfo.cgi/users > Link to this post: > http://www.open-mpi.org/community/lists/users/2016/07/29614.php > > > > _______________________________________________ > users mailing list > [email protected] > Subscription: https://www.open-mpi.org/mailman/listinfo.cgi/users > Link to this post: > http://www.open-mpi.org/community/lists/users/2016/07/29615.php >
