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» Performance Analysis of MPI Collective Operations
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2005
ACM
15 years 3 months ago
Optimizing All-to-All Collective Communication by Exploiting Concurrency in Modern Networks
The paper proposes a novel approach for optimizing performance of all-to-all collective communication by taking advantage of concurrency available in modern networks such as Infin...
Vinod Tipparaju, Jarek Nieplocha
PPOPP
1999
ACM
15 years 1 months ago
MagPIe: MPI's Collective Communication Operations for Clustered Wide Area Systems
Writing parallel applications for computational grids is a challenging task. To achieve good performance, algorithms designed for local area networks must be adapted to the differ...
Thilo Kielmann, Rutger F. H. Hofman, Henri E. Bal,...
CCGRID
2008
IEEE
15 years 4 months ago
Overlapping Communication and Computation with High Level Communication Routines
Collective operations and non-blocking point-to-point operations are two important parts of MPI that each provide important performance and programmability benefits. Although non...
Torsten Hoefler, Andrew Lumsdaine
FMICS
2007
Springer
15 years 3 months ago
An Approach to Formalization and Analysis of Message Passing Libraries
Message passing using libraries implementing the Message Passing Interface (MPI) standard is the dominant communication mechanism in high performance computing (HPC) applications. ...
Robert Palmer, Michael Delisi, Ganesh Gopalakrishn...
PC
2007
123views Management» more  PC 2007»
14 years 9 months ago
MPI collective algorithm selection and quadtree encoding
Abstract. In this paper, we focus on MPI collective algorithm selection process and explore the applicability of the quadtree encoding method to this problem. During the algorithm ...
Jelena Pjesivac-Grbovic, George Bosilca, Graham E....