Processor hardware counter statistics as a first-class system resource

  • Authors:
  • Xiao Zhang;Sandhya Dwarkadas;Girts Folkmanis;Kai Shen

  • Affiliations:
  • Department of Computer Science, University of Rochester;Department of Computer Science, University of Rochester;Department of Computer Science, University of Rochester;Department of Computer Science, University of Rochester

  • Venue:
  • HOTOS'07 Proceedings of the 11th USENIX workshop on Hot topics in operating systems
  • Year:
  • 2007

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Abstract

Optimistic synchronization allows concurrent execution of critical sections while performing dynamic conflict detection and recovery. Optimistic synchronization will increase performance only if critical regions are data independent--concurrent critical ...