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EUROPAR
2004
Springer
13 years 10 months ago
Understanding the Behavior and Performance of Non-blocking Communications in MPI
The behavior and performance of MPI non-blocking message passing operations are sensitive to implementation specifics as they are heavily dependant on available system level buff...
Taher Saif, Manish Parashar
CCGRID
2008
IEEE
13 years 11 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...
IPPS
2006
IEEE
13 years 10 months ago
On the performance of parallel normalized explicit preconditioned conjugate gradient type methods
A new class of parallel normalized preconditioned conjugate gradient type methods in conjunction with normalized approximate inverses algorithms, based on normalized approximate f...
George A. Gravvanis, Konstantinos M. Giannoutakis
ICCCN
2008
IEEE
13 years 11 months ago
Instrumentation and Analysis of MPI Queue Times on the SeaStar High-Performance Network
—Understanding the communication behavior and network resource usage of parallel applications is critical to achieving high performance and scalability on systems with tens of th...
Ron Brightwell, Kevin T. Pedretti, Kurt B. Ferreir...
CLUSTER
2008
IEEE
13 years 11 months ago
Predictive models for bandwidth sharing in high performance clusters
Abstract—Using MPI as communication interface, one or several applications may introduce complex communication behaviors over the network cluster. This effect is increased when n...
Jérôme Vienne, Maxime Martinasso, Jea...