Basic HTML version of Foils prepared 2 September 1997

Foil 38 Load Imbalance and Speed-Up for Laplace Example -- I

From CPS615 Laplace Example -- Programming Models and Performance CPS615 Basic Simulation Track for Computational Science -- Fall Semester 97. by Geoffrey C. Fox


We have processors with different amounts of work - as some update 16, some update 12 and some 9 internal points
Each update takes time tcalc = 4 tfloat where tfloat is time taken to do floating point addition or multiplication



© on Tue Oct 7 1997