consider a two tier memory system consisting of cache (SRAM) and main memory (D RAM) The cache access time is 1 nsec and the main memory access time is 50 nsecs (1 nsec 1 10 9 secs) (a) What is the overall memory access time given a cache hit rate of 95 (b) What will the cache hit rate need to be i...

Lets denote Tcache Cache access time in nanoseconds Tmem Main memory access time in nanoseconds H Ca ...

consider a two - tier memory system consisting of cache (SRAM) and main memory (D RAM). The

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consider a two

tier memory

system consisting of cache (SRAM) and main memory (D

RAM).

The cache access time is 1

nsec and the main memory access time is 50 nsecs. (1 nsec = 1

secs).

(a)

What is the overall memory access time given a cache hit rate of 95%?

(b)

What will the cache hit rate need to be if the overall memory access time in (a) is to be

halved?

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Operating Systems Internals and Design Principles

ISBN: 978-0133805918

8th edition

Authors: William Stallings

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Posted Date: Mar 28, 2024 06:15 AM

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consider a two - tier memory system consisting of cache (SRAM) and main memory (D RAM). The

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