Basic HTML version of Foils prepared August 29 98

Foil 19 MPI Basic Send/Receive

From Designing and Building Parallel Programs 3: MPI Message Passing System DoD Modernization Tutorial -- 1995-1998. by Ian Foster, Gina Goff, Ehtesham Hayder, Chuck Koelbel
1 Thus the basic (blocking) send is:
  • MPI_Send(start, count, datatype, dest, tag, comm)
2 and the receive is:
  • MPI_Recv(start, count, datatype, source, tag, comm, status)
  • The source, tag, and count of the message actually received can be retrieved from status
in Table To:

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