An integrated framework for the dependability evaluation of distributed mobile applications

  • Authors:
  • Máté Kovács;Paolo Lollini;István Majzik;Andrea Bondavalli

  • Affiliations:
  • Budapest University of Technology and Economics, Budapest, Hungary;University of Florence, Florence, Italy;Budapest University of Technology and Economics, Budapest, Hungary;University of Florence, Florence, Italy

  • Venue:
  • Proceedings of the 2008 RISE/EFTS Joint International Workshop on Software Engineering for Resilient Systems
  • Year:
  • 2008

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Abstract

Current distributed mobile systems are usually characterized by a huge number of nodes, different network domains, different applications running, variability of the users' behavior, and dynamicity and heterogeneity of the communication networks. A typical example can be found in the automotive context, considering car-to-car and car-to-infrastructure communication scenarios. In this paper we propose a model-based approach for the dependability evaluation of distributed applications in a mobile environment. The final Multiple Phased System model representing the analyzed mobile scenario is automatically derived from high-level UML specifications through a sequence of model transformation steps. The evaluation workflow is based on i) a hierarchical modelling approach that analyzes the system at different levels, namely communication, architecture, application and user level; ii) a time-based system decomposition identifying different phases for different user activities and environment conditions.