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Foil 14 MPI_Finalize -- Environment Management

From CPS615-Initial Lecture on MPI ending with discussion of basic MPI_SEND Delivered Lectures of CPS615 Basic Simulation Track for Computational Science -- 31 October 96. by Geoffrey C. Fox *
Secs 36
1 Before exiting, an MPI application it is courteous to clean up the MPI state and MPI_FINALIZE does this. No MPI routine may be called in a given process after that process has called MPI_FINALIZE
2 for C: int MPI_Finalize()
3 for Fortran: MPI_FINALIZE(mpierr)
  • mpierr is an integer
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