Workshop on


Large-Scale Parallel Processing (LSPP)


Friday 18th April, 2008



Keynote Presentation

8:10 High Processor Count Computing: The View from 5832
Matt Reilly, Chief Engineer, SiCortex

Session 1: Node-level Issues

9:00 Data access optimizations for highly threaded multi-core CPUs with multiple memory controllers,
G. Hager, T. Zeiser, G. Wellein, University of Erlangen

9:30 Experiences in Scaling Scientific Applications on Current-generation Quad-core Processors
K.J. Barker, K. Davis, A. Hoisie, D.J. Kerbyson, M. Lang, S. Pakin, J. Sancho, Los Alamos National Laboratory

10:00 Coffee Break

Session 2: Large-Scale Networks

10:30 Locality Aware MPI Communication on a Commodity Opto-Electronic Hybrid Network
S. Takizawa, T. Endo, S. Matsuoka, Tokyo Institute of Technology

11:00 Symbolic Expression Analysis for Compiled Communication
S. Shao, Y. Zhang, A. Jones, R. Melhem, University of Pittsburgh

11:30 Optimization of Infiniband for Scientific Applications
G. Johnson, D.J. Kerbyson, M. Lang, Los Alamos National Laboratory

12:00 Lunch

Session 3: Scalable Systems

1:30 A Scalable, Asynchronous Spanning Tree Algorithm on a Cluster of SMPs
G. Cong, H. Xue, IBM T.J. Watson Research Center

2:00 On the Concept of Simultaneous Execution of Multiple Applications on Hierarchically Based Cluster and the Silicon Operating System
V. Nagarajan, R. TP Sai Sagar, S. Aananthakrishanan, D. Srinivasan, S. Ramalingam, A. Vasudevan, B. Subramaniam, V. Sangkar, M. Manivannan, S. Gopalakrishnan, V. Elangovan, K. Ganesan, V. Krishnamurthy, Waran Research Foundation

2:30 Application-specific Topology-aware Mapping for Three Dimensional Topologies
A. Bhatele, L. Kale, University of Illinois at Urbana-Champaign

3:00 Coffee Break

Session 4: Highly Threaded Systems

3:30 GPU Acceleration of Numerical Weather Prediction
J. Michalakes, M. Vachharajani, NCAR and University of Colorado

4:00 Using Hardware Multithreading to Overcome Broadcast/Reduction Latency in an Associative SIMD Processor
K. Schaffer, R. Walker, Kent State University

4:30 Faster Matrix-Vector Multiplication on GeForce 8800GTX
N. Fujimoto, Osaka University

5:00 Closing Remarks


Organized by: Darren J. Kerbyson, Los Alamos National Laboratory
Ram Rajamony, IBM Austin Research Labs
Charles Weems, University of Massachusetts, Amhurst