'Reference string' presentation slideshows

Memory management, part 2: outline

Memory management, part 2: outline. Page replacement algorithms Modeling PR algorithms Working-set model and algorithms Virtual memory implementation issues. Page Replacement Algorithms. Page fault forces choice which page must be removed to make room for incoming page?

620 views • 61 slides

Virtual Memory Management

Virtual Memory Management. CS-502, Operating Systems Fall 2009 (EMC) (Slides include materials from Modern Operating Systems , 3 rd ed., by Andrew Tanenbaum and from Operating System Concepts , 7 th ed., by Silbershatz, Galvin, & Gagne). Caching issues. From previous topic.

793 views • 45 slides

Page Replacement

548 views • 36 slides

Development of Rigorous Adaptive Information Systems

Development of Rigorous Adaptive Information Systems. Dr. Nasreddine Aoumeur FIN, ITI, DB group aoumeur@iti.cs.uni-magdeburg.de Course Site: wwwiti.cs.uni-magdeburg.de/~aoumeur wwwiti.cs.uni-magdeburg.de/iti_db/lehre/oois/inde. Information Systems: Working definition.

396 views • 32 slides

Chapter 9: Virtual Memory

Chapter 9: Virtual Memory. Background. Code needs to be in memory to execute, but entire program rarely used Error code, unusual routines, large data structures Entire program code not needed at same time Consider ability to execute partially-loaded program

400 views • 31 slides

9.4 Page Replacement

505 views • 28 slides

340 views • 17 slides

Operating Systems Lecture 38 Frame Allocation Read Ch. 10.5 - 10.6

Operating Systems Lecture 38 Frame Allocation Read Ch. 10.5 - 10.6. Page Replacement Algorithms. Page replacement algorithms select the page to be replaced. Want lowest page-fault rate.

300 views • 16 slides