Courses/Computer Science/CPSC 457.W2012/Lecture Notes/PageReplacement

= Page Replacement =

In this session we will look at one of the most important and studied topics in operating systems: the approaches taken to managing a working set of memory pages, and shuffling them in between disk and physical memory to support paging and virtual memory.

= Focus Question =

How does the OS pick which page frame to evict when a page fault occurs and there are no free page frames?

= Notes =

The slides from today

= Readings =


 * MOS: 3.4
 * ULK, Chapter 17 (optional)