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» Sparse collective operations for MPI
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GPC
2007
Springer
13 years 11 months ago
Assessing Contention Effects on MPI_Alltoall Communications
Abstract. One of the most important collective communication patterns used in scientific applications is the complete exchange, also called All-to-All. Although efficient algorithm...
Luiz Angelo Steffenel, Maxime Martinasso, Denis Tr...
ICCS
2001
Springer
13 years 12 months ago
Towards an Accurate Model for Collective Communications
The performance of the MPI’s collective communications is critical in most MPI-based applications. A general algorithm for a given collective communication operation may not give...
Sathish S. Vadhiyar, Graham E. Fagg, Jack Dongarra
EWSN
2010
Springer
13 years 10 months ago
An Adaptive Strategy for Energy-Efficient Data Collection in Sparse Wireless Sensor Networks
Sparse wireless sensor networks (WSNs) are being effectively used in several applications, which include transportation, urban safety, environment monitoring, and many others. Sens...
Mario Di Francesco, Kunal Shah, Mohan Kumar, Giuse...
ICPP
1998
IEEE
13 years 11 months ago
Efficient Collective Communication on Heterogeneous Networks of Workstations
Networks of Workstations (NOW) have become an attractive alternative platform for high performance computing. Due to the commodity nature of workstations and interconnects and due...
Mohammad Banikazemi, Vijay Moorthy, Dhabaleswar K....
HPDC
2010
IEEE
13 years 8 months ago
LogGOPSim: simulating large-scale applications in the LogGOPS model
We introduce LogGOPSim--a fast simulation framework for parallel algorithms at large-scale. LogGOPSim utilizes a slightly extended version of the well-known LogGPS model in combin...
Torsten Hoefler, Timo Schneider, Andrew Lumsdaine