Lecture 18: TLB Support and Segmentation Tanenbaum Ch' 4'3'3 and 4'6

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Lecture 18TLB Support and Segmentation
(Tanenbaum Ch. 4.3.3 and 4.6)
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Translation Lookaside Buffer (TLB)

• Small HW device that caches part of a page
  table for faster access than to memory
• 8-64 entries, parallel lookup
• If miss load missing entry in TLB

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Segmentation
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Segments in Memory

• Segments swapped it and out.

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(No Transcript)
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Review for Midterm 2

• New material
• Deadlocks (Chapter 3.3) definition, recognizing
  deadlock, conditions, detection, prevention,
  avoidance.
• Memory Management (Chapter 4) (including 4.6)
  multiprogramming with fixed/dynamic partitions,
  memory management with bitmaps vs. linked lists,
  paging, virtual memory, page replacement algs,
  design issues, segmentation.
• From the old material
• Process Management (Chapters 2.1-2.4)
• Concepts, terminology and problems

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In-class Problems