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When I run “mpirun -n “, why do I get a license check failure?

April 26, 2017failure license mpirun run

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When I run “mpirun -n “, why do I get a license check failure?

1 Answer

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A26. Please use “-np” instead of “-n”. Scali MPI’s mpirun is a compatibility wrapper for their mpimon. Scali’s mpirun supports “-np” for specifying the number of processes, but “-n” gets passed to mpimon where it is interpreted as Scali MPI’s “-network” option for network devices. The error looks like the following.