######################################################################## File:		MPI.txt## Purpose:	Documentation of use of mpi## Version:	$Id: MPI.txt,v 1.2 2000/07/06 16:07:32 bruhwile Exp $################################################################################### MAKING WITH MPI###########./configure --with-mpi=/usr/local/mpi############ RUNNING AN MPI VERSION###########The to get a parallel run with dump files, dompirun -np 2 xoopic -i input/default.inp -nox -s 10 -dp 10-s = # steps-nox means no X11-dp = periodicity of dumps - here is just puts out an end dumpThe dump files in this caseend up in input/default.dmp.X, where X=0 is created by the firstprocess, and X=1 is created by the second.############ EXTRA MPI PARAMETERS###########If these are not specified, the region is divided up evenly amongthe processors.Input parameters:    MPIpartition    Nx1  -->  one-d partitioning in the x1 direction, the default    8x2	 -->  8 partitions in the x1 direction, 2 in the x2 direction,	      for a total of 16 computational partitions.You MUST give the MPI version the same # of CPU's as partitions whenyou start it!############ VIEWING AN MPI RUN###########Build a NON-MPI version of xoopic, then doxoopic -i input/default.inp -d input/defaultThis will read in the data from all of the default.cmp.? files anddisplay it as a single coherent simulation.  However, JRC finds thatthis does not work.