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» Optimization of Collective Communications in HeteroMPI
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PVM
2007
Springer
13 years 8 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
2009
IEEE
13 years 9 months ago
Parallel solvers for dense linear systems for heterogeneous computational clusters
This paper describes the design and the implementation of parallel routines in the Heterogeneous ScaLAPACK library that solve a dense system of linear equations. This library is w...
Ravi Reddy Manumachu, Alexey L. Lastovetsky, Pedro...
PC
2007
128views Management» more  PC 2007»
13 years 1 months ago
Optimizing a conjugate gradient solver with non-blocking collective operations
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...
GECCO
2007
Springer
125views Optimization» more  GECCO 2007»
13 years 8 months ago
An evolutionary approach to collective communication scheduling
Jirí Jaros, Milos Ohlídal, Vaclav Dv...
CCGRID
2008
IEEE
13 years 9 months ago
MPI Collectives on Modern Multicore Clusters: Performance Optimizations and Communication Characteristics
The advances in multicore technology and modern interconnects is rapidly accelerating the number of cores deployed in today’s commodity clusters. A majority of parallel applicat...
Amith R. Mamidala, Rahul Kumar, Debraj De, Dhabale...