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CSE 60641 - Graduate Operating Systems - Lecture 22

Date November 13th, 2014
Topic Superpages
Description Discuss superpages, TLBs, and program placement

Readings

  • Juan Navarro, Sitaram Iyer, Peter Druschel, and Alan Cox, Practical, Transparent Operating System Support for Superpages, in Proceedings of USENIX Operating Systems Design and Implementation, 2002.DOI

Reminders

  • Interim Draft, Due November 25th, 10 PM

Discussion Points

  • What is a TLB?
  • How does the memory lookup work with regards to in-TLB and out-of-TLB content?

Key Points

  • What imposes critical limits on the TLB?
  • What changes do super pages introduce?
  • Are super pages deployed in practice?
  • How could one evaluate super pages?

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Topic revision: r1 - 2014-11-12 - AaronStriegel
 
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