On Apr 25, 2012, at 8:58 AM, seshendra seshu wrote:
> I have installed openMPI on the master node and separately on client nodes how can i check that all nodes can communicate for openmpi for running parallel programs.
Check out this prior post from this list:
> And i need to use ssh for the connection establishment. i need the configuration of ssh for open mpi.
Note that Open MPI does not use ssh for MPI connection establishment; it only uses ssh to launch executables remotely. On IP-based networks, Open MPI will use TCP sockets for communication and MPI traffic.
Have a look at this FAQ category:
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