Coordinated harnessing of the IRISGrid and EGEE testbeds with GridWay

  • Authors:
  • J. L. Vázquez-Poletti;E. Huedo;R. S. Montero;I. M. Llorente

  • Affiliations:
  • Departamento de Arquitectura de Computadores y Automática, Facultad de Informática, Universidad Complutense de Madrid, 28040 Madrid, Spain;Laboratorio de Computación Avanzada, Simulación y Aplicaciones Telemáticas, Centro de Astrobiología (CSIC-INTA), 28850 Torrejón de Ardoz, Spain;Departamento de Arquitectura de Computadores y Automática, Facultad de Informática, Universidad Complutense de Madrid, 28040 Madrid, Spain;Departamento de Arquitectura de Computadores y Automática, Facultad de Informática, Universidad Complutense de Madrid, 28040 Madrid, Spain and Laboratorio de Computación Avanzada, S ...

  • Venue:
  • Journal of Parallel and Distributed Computing - Special issue: 18th International parallel and distributed processing symposium
  • Year:
  • 2006

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Abstract

Since the late 1990s, we have witnessed an extraordinary development of Grid technologies. Nowadays, different Grids are being deployed within the context of a growing number of national and transnational research projects. However, the coexistence of those different infrastructures involves two challenging issues, namely: (i) simultaneous and coordinated use of resources from different Grids, from the end user perspective; and (ii) the simultaneous contribution of resources to different Grids, from the resource owner perspective. In this paper, we demonstrate that a decentralized and ''end-to-end'' scheduling and execution system can efficiently interoperate different Grids. In particular, we evaluate the coordinated use of the EGEE and IRISGrid testbeds in the execution of a Bioinformatics application. Results show the feasibility of building loosely coupled computational Grid environments only based on Globus services, while obtaining non-trivial levels of quality of service, in terms of performance and reliability. Such approach allows a straightforward resource sharing since the resources are accessed by using de facto standard protocols and interfaces.