Let the cache size be k=3 the initial cache a,b,c and the request a,a,d,e,b,b,a,c,f,d,e,a,f,b,e,c: Request a a d e b b a c f d e a f b e c cache 1 a a d e e e e e e e e e e e e c cache 2 b b b b b b a a a a a a f f f f cache 3 c c c c c c c c f d d d d b b b cache miss x x x x x x x x Eight cache misses is a lot better. Selftest: Do the example for LIFO, LFU, RFU and look what happend. code in c++

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
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Let the cache size be k=3 the initial cache a,b,c and the request a,a,d,e,b,b,a,c,f,d,e,a,f,b,e,c:
Request a a d e b b a c f d e a f b e c
cache 1 a a d e e e e e e e e e e e e c
cache 2 b b b b b b a a a a a a f f f f
cache 3 c c c c c c c c f d d d d b b b
cache miss x x x x x x x x
Eight cache misses is a lot better.
Selftest: Do the example for LIFO, LFU, RFU and look what happend.

code in c++

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