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CCGRID
2008
IEEE
14 years 4 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...
CAIP
2005
Springer
133views Image Analysis» more  CAIP 2005»
14 years 3 months ago
Finding the Number of Clusters for Nonparametric Segmentation
Non-parametric data representation can be done by means of a potential function. This paper introduces a methodology for finding modes of the potential function. Two different me...
Nikolaos Nasios, Adrian G. Bors
EUROPAR
2005
Springer
14 years 3 months ago
PerfMiner: Cluster-Wide Collection, Storage and Presentation of Application Level Hardware Performance Data
Abstract. We present PerfMiner, a system for the transparent collection, storage and presentation of thread-level hardware performance data across an entire cluster. Every sub-proc...
Philip Mucci, Daniel Ahlin, Johan Danielsson, Per ...
PPOPP
1999
ACM
14 years 2 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,...
IPPS
1999
IEEE
14 years 2 months ago
Performance Results for a Reliable Low-Latency Cluster Communication Protocol
Existing low-latency protocols make unrealistically strong assumptions about reliability. This allows them to achieve impressive performance, but also prevents this performance bei...
Stephen R. Donaldson, Jonathan M. D. Hill, David B...