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Processor Affinity and MPI Performance on SMP-CMP Clusters Chi Zhang Xin Yuan Ashok Srinivasan Department of Computer Science, Florida State University, Tallahassee, FL 32306
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Document Date: 2010-02-09 13:00:50

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Clovertown / /

Company

Dell / BT / CISCO / High Performance Computing Systems / Oak Ridge National Laboratory / T. Technologies / AMD / Intel / /

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pence / AMD / /

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Facility

Florida State University / /

IndustryTerm

quad-core processor / multi-layer hierarchical communication infrastructure / logical ring all-gather algorithm / inter-socket communications / sparse communications / collective communication algorithms / random intra-node communications / multi-core processors / all-gather algorithm / intranode communications / subset communications / intra-node communications / dual-core processors / shared-cache communications / all-to-all communications / multi-core systems / intersocket communications / logical ring algorithm / multi-layer communication infrastructure / parallel scientific applications / collective communications / intensive collective communication algorithms / http /

OperatingSystem

Linux / L3 / /

Organization

U.S. Department of Energy / National Science Foundation / Oak Ridge National Lab / office of Science / SMP-CMP Clusters Chi Zhang Xin Yuan Ashok Srinivasan Department of Computer Science / Florida State University / /

Person

X. Wu / V / Xin Yuan Ashok Srinivasan / /

Position

straight-forward / /

Product

Jaguar 16k / Jaguar / Opteron / Opteron processors / /

ProgrammingLanguage

FL / /

Technology

Symmetric MultiProcessing / Opteron processors / recursive doubling algorithm / Linux / two processors / recursive doubling all-gather algorithm / intensive collective communication algorithms / shared memory / operating systems / same chip / Xeon processors / CMP / multi-leader-based allgather algorithms / collective communication algorithms / Xeon E5345 processors / load balancing / generation processors / logical ring algorithm / logical ring all-gather algorithm / Parallel Processing / all-gather algorithm / /

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http /

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