Replication in data grid: Determining important resources

Replication is an important activity in determining the availability of resources in data grid.Nevertheless, due to high computational and storage cost, having replicas for all existing resources may not be an efficient practice. Existing approach in data replication have been focusing on utilizing...

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Bibliographic Details
Main Author: Yusof, Yuhanis
Other Authors: Hwa, Young Jeong
Format: Book Section
Language:English
Published: Springer Berlin Heidelberg 2014
Subjects:
Online Access:http://repo.uum.edu.my/17116/1/4.pdf
http://repo.uum.edu.my/17116/
http://doi.org/10.1007/978-3-642-41674-3_102
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Summary:Replication is an important activity in determining the availability of resources in data grid.Nevertheless, due to high computational and storage cost, having replicas for all existing resources may not be an efficient practice. Existing approach in data replication have been focusing on utilizing information on the resource itself or network capability in order to determine replication of resources.In this paper, we present the integration of three types of relationships for the mentioned purpose. The undertaken approach combines the viewpoint of user, file system and the grid itself in identifying important resource that requires replication.Experimental work has been done via OptorSim and evaluation is made based on the job execution time.Results suggested that the proposed strategy produces a better outcome compared to existing approaches.