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PVM
2007
Springer
13 years 11 months ago
Optimization of Collective Communications in HeteroMPI
Abstract. HeteroMPI is an extension of MPI designed for high performance computing on heterogeneous networks of computers. The recent new feature of HeteroMPI is the optimized vers...
Alexey L. Lastovetsky, Maureen O'Flynn, Vladimir R...
IPPS
2002
IEEE
13 years 10 months ago
Real-Time Communication for Distributed Vision Processing Based on Imprecise Computation Model
In this paper we propose an efficient real-time communication mechanism for distributed vision processing. One of the biggest problems of distributed vision processing, as is the ...
Hiromasa Yoshimoto, Daisaku Arita, Rin-ichiro Tani...
ICS
2005
Tsinghua U.
13 years 11 months ago
Optimization of MPI collective communication on BlueGene/L systems
BlueGene/L is currently the world’s fastest supercomputer. It consists of a large number of low power dual-processor compute nodes interconnected by high speed torus and collect...
George Almási, Philip Heidelberger, Charles...
PVM
2010
Springer
13 years 3 months ago
Toward Performance Models of MPI Implementations for Understanding Application Scaling Issues
Abstract. Designing and tuning parallel applications with MPI, particularly at large scale, requires understanding the performance implications of different choices of algorithms ...
Torsten Hoefler, William Gropp, Rajeev Thakur, Jes...
IPPS
2009
IEEE
14 years 3 days ago
Revisiting communication performance models for computational clusters
—In this paper, we analyze restrictions of traditional models affecting the accuracy of analytical prediction of the execution time of collective communication operations. In par...
Alexey L. Lastovetsky, Vladimir Rychkov, Maureen O...