Could you explain what you mean by "comm accept/connect" ? jody
On Tue, Mar 25, 2008 at 4:06 PM, George Bosilca <bosi...@eecs.utk.edu> wrote: > There is a chapter in the MPI standard about this. Usually, people > will use comm accept/connect to do such kind of things. No need to > have your own communication protocol. > > george. > > > > On Mar 25, 2008, at 10:32 AM, slimti...@gmx.de wrote: > > I'm new to OpenMPI and would like to know whether there is a common > > way > > for a caller of mpirun to communicate with the mpi processes. > > Basically > > I have a setup where one process is responsible for distributing jobs > > to other mpi processes and collecting the respective results > > afterwards. > > Now for example I want to enable communication between the master > > process and a GUI application. The GUI should be notified by the > > master > > about progress being made and it should also be possible for the GUI > > to > > send commands to the master (so the communication should be possible > > in > > both ways) > > Is stdin/stdout suitable? (is sending binary data a problem with this > > type of communication?) I also read that the MPI specification does > > not > > say anything about the use of stdin/stdout. Is it safe to assume that > > most common MPI implementations support it? > > Another way to deal with the problem would be to write some custom > > network code that is used alongside the MPI communication. What is > > commonly used in this situation? > > > > Best regards > > Timm > > > > > > _______________________________________________ > > users mailing list > > us...@open-mpi.org > > http://www.open-mpi.org/mailman/listinfo.cgi/users > > > _______________________________________________ > users mailing list > us...@open-mpi.org > http://www.open-mpi.org/mailman/listinfo.cgi/users >
