Dynamic multi-resource advance reservation in grid environment

  • Authors:
  • Zhi-Ang Wu;Jun-Zhou Luo

  • Affiliations:
  • School of Computer Science and Engineering, Southeast University, Nanjing, P.R. China;School of Computer Science and Engineering, Southeast University, Nanjing, P.R. China

  • Venue:
  • NPC'07 Proceedings of the 2007 IFIP international conference on Network and parallel computing
  • Year:
  • 2007

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Abstract

How to guarantee user's QoS (Quality of Service) demands becomes increasingly important in service-oriented grid environment. Current research on grid resource advance reservation, a well-known and effective mechanism to guarantee QoS, fails to adapt to dynamic variability of grid resource, and imprecise deny of user's reservation request often happens. For this, new system architecture for advance reservation is proposed. SNAP (Service Negotiation and Acquisition Protocol) is extended to support this architectture. Then VRC (virtual resource container) is adopted to alleviate negative effect resulted from resource performance variability, and QDD (QoS deviation distance) based logical resource selection algorithm is addressed to decrease imprecise reject rate of reservation. At last, this new architecture is deployed to campus grid, and two illustrative experiments are conducted in campus grid too. Preliminary results show that it can alleviate negative influence of grid resource dynamic fluctuation and avoid imprecise reject of advance reservation request effectively.