Advanced fault analysis in web service composition

  • Authors:
  • L. Ardissono;L. Console;A. Goy;G. Petrone;C. Picardi;M. Segnan;D. Theseider Dupré

  • Affiliations:
  • Università di Torino, Torino, Italy;Università di Torino, Torino, Italy;Università di Torino, Torino, Italy;Università di Torino, Torino, Italy;Università di Torino, Torino, Italy;Università di Torino, Torino, Italy;Università del Piemonte Orientale, Alessandria, Italy

  • Venue:
  • WWW '05 Special interest tracks and posters of the 14th international conference on World Wide Web
  • Year:
  • 2005

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Abstract

Currently, fault management in Web Services orchestrating multiple suppliers relies on a local analysis, that does not span across individual services, thus limiting the effectiveness of recovery strategies. We propose to address this limitation by employing Model-Based Diagnosis to enhance fault analysis. In our approach, a Diagnostic Web Service is added to the set of Web Services providing the overall service, and acts as a supervisor of their execution, by identifying anomalies and explaining them in terms of faults to be repaired.