Basic HTML version of Foils prepared 23 August 1998

Foil 54 Properties of Programming Model

From CPS615-Introduction-Course,Driving Technology and HPCC Current Status and Futures CPS615 Basic Simulation Track for Computational Science -- Fall Semester 98. by Geoffrey C. Fox, (Some Culler, Koelbel material)
1 Concurrency is enhanced by creating multiple tasks
2 Scalability: More tasks than processor nodes
3 Locality: Access local data when possible -- minimize message traffic
4 A task (with local data and subtasks) is a unit for modular design -- it is an object!
5 Mapping to nodes affects performance only
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