Basic HTML version of Foils prepared Sept 30 98

Foil 3 PetaSIM Interpolates Between

From A Coarse Grain Performance Estimator -- PetaSIM and a Hybrid Distributed Object Model for the IPG NASA Workshop on Performance Engineered Information Systems -- Sept 28-29 98. by Geoffrey C. Fox, Yuhong Wen, Wojtek Furmanski, Tom Haupt
1 "Back of the envelope estimates" where you get good intuition for why the performance is what it is
2 and Precise Simulations
3 Communication Overhead in classical data parallel (edge over area) with NO memory hierarchy NO latency where dim is geometric dimension and tcomm and tfloat are
4 typical communication and computation times
in Table To:

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