Basic HTML version of Foils prepared 16 Sept 1995

Foil 7 What gives high performance in HPF

From HPFtutorial CPS615 Basic Simulation Track for Computational Science -- Fall Semester 95. by Geoffrey C. Fox(Tomasz Haupt)
1 There is tradeoff between parallelism and communication
2 Programmer defines the data mapping
3 Underlaying assumptions are that:
4 An operation on two or more data object is likely to be carried out much faster if they all reside in the same processor,
5 and that it may be possible to carry out many such operations concurrently if they can be performed on different processors
in Table To:

© on Tue Oct 7 1997