Research Areas


He received his S. B. from MIT and a Ph.D. Stanford University.


  • Harry Goode Award of the IEEE Computer Society, 2006, for outstanding contribution to the information processing field, citation reads: "For leadership in the measurement and evaluation of cache and memory system performance."

  • 2008 IEEE Reynold B. Johnson Information Storage Systems Award "for contributions to the performance analysis of computer storage systems, including improvements to disk caches, prefetching and data placement."

  • A. A. Michelson Award of the Computer Measurement Group (CMG), 2003.
    The award is given as a lifetime achievement award for making significant, lasting contributions to the field of computer measurement and performance.

  • Fellow of the American Association for the Advancement of Science, 2001.

  • Fellow of the ACM, 2000.

  • Fellow, IEEE, 1988.

Selected Publications

Awards, Memberships and Fellowships