Module: Virtual Memory

Paging, page tables, page faults, swapping.

Learning Outcomes

Understand the need for the Virtual Memory abstraction
Understand how Operating Systems implement Virtual Memory (paging, page tables, swapping)
Gain hands-on experience implementing a Virtual Memory simulation in Java

Paging, page tables

Lecture notes

Operating System Concepts, Sections 8.4,8.5,8.6,8.7

Reading

Swapping, page faults

Lecture notes

Operating System Concepts, Sections 9.1-7, 9.10, 9-11

Reading

code

Calculations relating to page tables

Sample problem

Calculations relating to page tables

Solution