An improved lower bound for the time complexity of mutual exclusion

  • Authors:
  • James H. Anderson;Yong-Jik Kim

  • Affiliations:
  • Univ. of North Carolina at Chapel Hill, Chapel Hill;Univ. of North Carolina at Chapel Hill, Chapel Hill

  • Venue:
  • Proceedings of the twentieth annual ACM symposium on Principles of distributed computing
  • Year:
  • 2001

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Abstract

We establish a lower bound of &OHgr;(log N/log log N) remote memory references for N-process mutual exclusion algorithms based on reads, writes, or comparison primitives. Our bound improves an earlier bound of &OHgr;(log log N/log log log N) established by Cypher.