A two part question
(a) Why is miss rate not a good metric for evaluating cache performance? What is the appropriate metric? Give its definition. What is the reason for using a combination of first and second- level caches rather than using the same chip area for a larger first-level cache?
(b) The original motivation for using virtual memory was "compatibility". What does that mean in this context? What are two other motivations for using virtual memory?

Question

Quizplus · Accepted Answer

The Answer of A two part question
(a) Why is miss rate not a good metric for evaluating cache performance? What is the appropriate metric? Give its definition. What is the reason for using a combination of first and second- level caches rather than using the same chip area for a larger first-level cache?
(b) The original motivation for using virtual memory was "compatibility". What does that mean in this context? What are two other motivations for using virtual memory?

A Two Part Question