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Session: |
HPC Infrastructure II |
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Title: |
The Plan for BlueGene/L Simulation Environment: Roadmap for Enabling Scientific Simulation at Unprecedented Scale |
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Chair: |
Beverly Clayton (Pittsburgh Supercomputing Center) |
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Time: |
Tuesday, November 18, 4:15PM - 5:00PM |
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Rm #: |
16-18 |
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Speaker(s)/Author(s): |
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Mark Seager (Integrated Computing and Communication Asst. Dept. Head for Advanced Technology, Lawrence Livermore National Laboratory) |
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Description: |
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With the advent of IBM's cellular approach to building large scale parallel platforms, it becomes possible to consider the ramifications of a machine with 65,536 nodes 131,072 CPUs capable of a peak 360 teraFLOP/s. The scale of this machine is unprecedented and the science that could be accomplished is also astonishing. However, several major challenges remain to the utilization of this platform in a scientific simulation environment. In this talk we outline the key issues: scalability of the hardware, scalability of the system software, scalability of the file system, scalability of applications and scalability of the support infrastructure. We also outline our plan for addressing these scalability challenges. We discuss the simple is better hardware scalabiliity strategy, the divide and conquer strategy for system software and file system strategy. From the file system strategy we describe the full simulation environment (including parallel visualization and hierarchical storage management). Finally we outline the plan for scaling up real scientific applications for BlueGene/L. |
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Link: |
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