Lec9_mem - Midterm Statistics CSE120 Principles of...

Info icon This preview shows pages 1–3. Sign up to view the full content.

View Full Document Right Arrow Icon
1 CSE120 Principles of Operating Systems Prof Yuanyuan (YY) Zhou Lecture 9: Memory Management Oct 28th, 2010 Midterm Statistics Is it hard? 10/27/2010 CSE 120 – Lecture 9 – Memory Management 2 Final Grade Combination of Midterm Projects Final exam Letter grades are based on relative performance, not absolute performance 10/27/2010 CSE 120 – Lecture 9 – Memory Management 3 10/27/2010 CSE 120 – Lecture 9 – Memory Management 4 Memory Management Next few lectures are going to cover memory management Goals of memory management To provide a convenient abstraction for programming To allocate scarce memory resources among competing processes to maximize performance with minimal overhead Mechanisms Physical and virtual addressing (1) Techniques: partitioning, paging, segmentation (1) Page table management, TLBs, VM tricks (2) Policies Page replacement algorithms (3)
Image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full Document Right Arrow Icon