Exact and heuristic graph-coloring for energy efficient advance cloud resource reservation

Chaima Ghribi, Djamal Zeghlache

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

This paper presents a new graph-coloring model for advance resource reservation with minimum energy consumption in heterogeneous IaaS cloud data centers. We start with an exact integer linear programming (ILP) formulation which generalizes the graph coloring problem and follow with a fast Energy Efficient Graph Pre-coloring (EEGP) heuristic to address the scalability and to reduce convergence times. The results of performance evaluation and comparisons of EEGP with our exact algorithm and the Haizea advance reservation (AR) algorithm demonstrate the efficiency of EEGP for the energy efficient advance resource reservation problem. Our proposed EEGP heuristic is shown to perform very close to optimal, to scale well with problem size and to achieve convergence times close to the simple and fast AR algorithm that is however suboptimal.

Original languageEnglish
Title of host publicationProceedings - 2014 IEEE 7th International Conference on Cloud Computing, CLOUD 2014
EditorsCarl Kesselman
PublisherIEEE Computer Society
Pages112-119
Number of pages8
ISBN (Electronic)9781479950638
DOIs
Publication statusPublished - 3 Dec 2014
Externally publishedYes
Event7th IEEE International Conference on Cloud Computing, CLOUD 2014 - Anchorage, United States
Duration: 27 Jun 20142 Jul 2014

Publication series

NameIEEE International Conference on Cloud Computing, CLOUD
ISSN (Print)2159-6182
ISSN (Electronic)2159-6190

Conference

Conference7th IEEE International Conference on Cloud Computing, CLOUD 2014
Country/TerritoryUnited States
CityAnchorage
Period27/06/142/07/14

Keywords

  • Advance Resource reservation
  • Energy efficiency
  • Graph-coloring
  • Heterogeneous Cloud Data Centers

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