Please have a look at the README shipped with Open MPI, and its FAQ:
http://www.open-mpi.org/faq/?category=running
On Feb 2, 2012, at 8:56 AM, sravan kumar wrote:
> Can u PLEASE answer this specific question ..
>
> setting the following variables will do ??
> PATH:
> LD_LIBRARY_PATH
>
>
> like LAM/MPI has lamboot -hostfile command to boot the cluster having IPs mentioned in hostfile
>
> how do i do it on openMPI
>
> If i run
> shell$ mpirun -np 4 my_parallel_application
>
> how will it run on 4 processors without knowing their IPs ... (i am using ssh )
>
> Thank you
>
> Sravan Kumar.
>
> _______________________________________________
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