HTML version of Scripted Foils prepared 26 January 97

Foil 77 The Current HPCC Program Execution Model (PEM) illustratrated by MPI/HPF

From Variety of Foils Used Starting January 97 General -- 1997. by Geoffrey C. Fox *
1 MPI represents data movement with the abstraction for a structure of machines with just two levels of memory
  • On Processor and Off Processor
2 This was a reasonable model in the past but even today fails to represent complex memory structure of typical microprocessor node
3 Note HPF Distribution Model has similar (to MPI) underlying relatively simple Abstraction for PEM
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