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» Optimization of Collective Reduction Operations

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IPPS
2008
IEEE

153views Distributed And Parallel Com...» more IPPS 2008»

Scaling alltoall collective on multi-core systems

13 years 11 months ago

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MPI Alltoall is one of the most communication intense collective operation used in many parallel applications. Recently, the supercomputing arena has witnessed phenomenal growth o...

Rahul Kumar, Amith R. Mamidala, Dhabaleswar K. Pan...

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PC
2007

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Optimizing a conjugate gradient solver with non-blocking collective operations

13 years 4 months ago

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This paper presents a case study about the applicability and usage of non blocking collective operations. These operations provide the ability to overlap communication with computa...

Torsten Hoefler, Peter Gottschling, Andrew Lumsdai...

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PVM
2009
Springer

76views Distributed And Parallel Com...» more PVM 2009»

Model-Based Optimization of MPI Collective Operations for Computational Clusters

13 years 11 months ago

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Alexey L. Lastovetsky

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