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against the total number of processors. If not oversubscribing, emit the MCA environment variable mpi_paffinity_processor with the processor number to bind the process to. This parameter is picked up during MPI_Init (i.e., ompi_mpi_init()) and used to bind the process, but currently iif the MCA param mpi_paffinity_alone is set to a nonzero value (i.e., the user asks for it). This commit was SVN r6906.