For a direct-mapped cache design with a 32-bit address, the following bits of the address are used to access the cache.Tag Index Offset31–10 9–5 4–01. What is the cache block size (in words)?2. How many entries does the cache have?3. What is the ratio between total bits required for such a cache implementation over the data storage bits?Starting from power on, the following byte-addressed cache references are recorded. Address 0 4 16 132 232 160 1024 30 140 3100 180 2180 How many blocks are replaced? What is the hit ratio? List the fi nal state of the cache, with each valid entry represented as a record of <index, tag, data>
For a direct-mapped cache design with a 32-bit address, the following bits of the address are used to access the cache.Tag Index Offset31–10 9–5 4–01. What is the cache block size (in words)?2. How many entries does the cache have?3. What is the ratio between total bits required for such a cache implementation over the data storage bits?Starting from power on, the following byte-addressed cache references are recorded. Address 0 4 16 132 232 160 1024 30 140 3100 180 2180 How many blocks are replaced? What is the hit ratio? List the fi nal state of the cache, with each valid entry represented as a record of <index, tag, data>
Computer Networking: A Top-Down Approach (7th Edition)
7th Edition
ISBN:9780133594140
Author:James Kurose, Keith Ross
Publisher:James Kurose, Keith Ross
Chapter1: Computer Networks And The Internet
Section: Chapter Questions
Problem R1RQ: What is the difference between a host and an end system? List several different types of end...
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For a direct-mapped cache design with a 32-bit address, the following bits of the address are used to access the cache.
Tag Index Offset
31–10 9–5 4–0
1. What is the cache block size (in words)?
2. How many entries does the cache have?
3. What is the ratio between total bits required for such a cache implementation over the data storage bits?
Starting from power on, the following byte-addressed cache references are recorded.
Address | |||||||||||
0 | 4 | 16 | 132 | 232 | 160 | 1024 | 30 | 140 | 3100 | 180 | 2180 |
How many blocks are replaced?
What is the hit ratio?
List the fi nal state of the cache, with each valid entry represented as a record of <index, tag, data>
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