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CCGRID
2008
IEEE
15 years 8 months ago
A Probabilistic Model to Analyse Workflow Performance on Production Grids
Production grids are complex and highly variable systems whose behavior is not well understood and difficult to anticipate. The goal of this study is to estimate the impact of the ...
Tristan Glatard, Johan Montagnat, Xavier Pennec
ICCS
2009
Springer
15 years 11 months ago
Performance Evaluation of Collective Write Algorithms in MPI I/O
MPI is the de-facto standard for message passing in parallel scientific applications. MPI-IO is a part of the MPI-2 specification defining file I/O operations in the MPI world....
Mohamad Chaarawi, Suneet Chandok, Edgar Gabriel
CLUSTER
2009
IEEE
15 years 10 months ago
Analytical modeling and optimization for affinity based thread scheduling on multicore systems
Abstract--This paper proposes an analytical model to estimate the cost of running an affinity-based thread schedule on multicore systems. The model consists of three submodels to e...
Fengguang Song, Shirley Moore, Jack Dongarra
PPOPP
2003
ACM
15 years 11 months ago
Using thread-level speculation to simplify manual parallelization
In this paper, we provide examples of how thread-level speculation (TLS) simplifies manual parallelization and enhances its performance. A number of techniques for manual parallel...
Manohar K. Prabhu, Kunle Olukotun
IPPS
2010
IEEE
15 years 4 months ago
BlobSeer: Bringing high throughput under heavy concurrency to Hadoop Map-Reduce applications
Hadoop is a software framework supporting the Map/Reduce programming model. It relies on the Hadoop Distributed File System (HDFS) as its primary storage system. The efficiency of ...
Bogdan Nicolae, Diana Moise, Gabriel Antoniu, Luc ...