Designing Code and Data Structures for Portable Performance

3/14/01

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Table of Contents

Background: Ongoing Code Development

Rare Opportunity to Improve Performance

WRF Storage and Loop Order

Favored storage order

IKJ and IJK Penalties wrt KIJ: EV6

IKJ and IJK Penalties wrt KIJ: Power3

Summary of IKJ Penalties Relative to KIJ

WRF Experiment Summary

CCM4: Next Generation of the CCM

Decoupling Physics and Dynamics

Design of Physics in CCM3

Design of Physics in CCM4

Chunk Validation Experiments

Chunk Experiment Summary

Run Time vs. Compile Time

Author: Patrick Worley

Email: worleyph@ornl.gov

Home Page: http://www.csm.ornl.gov/~worley

Other information:
Joint work with John Michalakes, michalak@mcs.anl.gov