Synergy: sharing-aware component composition for distributed stream processing systems

  • Authors:
  • Thomas Repantis;Xiaohui Gu;Vana Kalogeraki

  • Affiliations:
  • University of California, Riverside, CA;IBM T.J. Watson Research Center, Hawthorne, NY;University of California, Riverside, CA

  • Venue:
  • Proceedings of the ACM/IFIP/USENIX 2006 International Conference on Middleware
  • Year:
  • 2006

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Abstract

Many emerging on-line data analysis applications require applying continuous query operations such as correlation, aggregation, and filtering to data streams in real-time. Distributed stream processing systems allow in-network stream processing to achieve better scalability and quality-of-service (QoS) provision. In this paper we present Synergy, a distributed stream processing middleware that provides sharing-aware component composition. Synergy enables efficient reuse of both data streams and processing components, while composing distributed stream processing applications with QoS demands. Synergy provides a set of fully distributed algorithms to discover and evaluate the reusability of available data streams and processing components when instantiating new stream applications. For QoS provision, Synergy performs QoS impact projection to examine whether the shared processing can cause QoS violations on currently running applications. We have implemented a prototype of the Synergy middleware and evaluated its performance on both PlanetLab and simulation testbeds. The experimental results show that Synergy can achieve much better resource utilization and QoS provision than previously proposed schemes, by judiciously sharing streams and processing components during application composition.