An Example p4 Program

For a flavor of what a p4 program looks like, we give in Figure an example of a program in which all processes send messages to one another. The program here is in C, but the Fortran would look quite similar.

  

Figure: A Simple p4 Program

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To run this program on either an Intel iPSC860 or a Sequent Symmetry, one would start it with the following procgroup file:

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To run the same program on a network of workstations, one would just change the procgroup file to something like:

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