At least in simple cases you can use normal socket functions for this.
I used this in order to change the run-time behaviour of an application
of a master-worker MPI application. I implemented a simple TCP-Server
which runs in a separate thread on the Master processor; connecting to
this server i could then send commands which changed the state of the
On Tue, Oct 12, 2010 at 6:14 AM, Mahesh Salunkhe
> Could you pl tell me how to connect a client(not in any mpi group ) to a
> process in a mpi group.
> (i.e. just like we do in socket programming by using connect( ) call).
> Does mpi provide any call for accepting connections from outside
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