Performance Optimisation of NEMO for Petascale Systems We wish to investigate the scalability of NEMO to O(1000) processors using HPCx (http://www.hpcx.ac.uk) and to O(10000) processors using HECToR (http://www.hector.ac.uk/). This work will involve profi

Computational Science & Engineering Department CCLRC Daresbury Laboratory Warrington WA4 4AD UK

Dr Mike Ashworth Computational Science & Engineering Department CCLRC Daresbury Laboratory Warrington WA4 4AD UK +44 1925 603178 m.ashworth@dl.ac.uk

IBM p5-575 cluster 2560 POWER5 1.5 GHz processors Cray XT3 1440 2.6 GHz Opteron processors Cray XT4 ~10000 2.8 GHz Opteron processors (to be available Oct 2007)

31 Dec 2008

To be determined

http://www.cse.clrc.ac.uk/arc/

parallel performance, optimisation, petascale