Function NSU-1 For a system, RAM-64KB, Block size-4 bytes, Cache sine- 128 bytes, Direct mapped cache. Cakulate the Hit ratio while CPU runs program "Test_Cache". Also count how many blocks are replaced in cache memory assuming the cache is empty at the beginning For the same RAM, block size and Cache memory, what would be the Hit ration in case of Fully Associative Mapping? For the same RAM, block size and Cache memory, what would be the Hit ration in case of 4-way Set Associative Mapping? Main Program"Test Cache" Memory address (decimal) Memory address (decimal) 0136 0137 O138 Instruction-1 Instruction-2 Instruction-3 O139 Instruction-4 (return to Instruction-8 of main program Test Cache) -- Function NSU-2 Memory address (decimal) 0128 0129 0130 0003 Instruction-1 Instraction-2 Instraction-3 (Call Function NSU-2) Instruction-4 Instruction-7 (Call Function NSU-1) 0004 Instruction-1 Instruction-2 Instruction-3 0005 0006 0007 0131 Instruction-4 0008 Instruction-8 O132 Instruction-5 0009 Instruction 9 (End of program) Instruction-6 (return to Instruction-4 of main 0133 program Test Cache)

Computer Networking: A Top-Down Approach (7th Edition)
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Author:James Kurose, Keith Ross
Publisher:James Kurose, Keith Ross
Chapter1: Computer Networks And The Internet
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For a system, RAM - 64KB, Block size - 4 bytes, Cache size - 128 bytes, Direct mapped cache. Function NSU-1
Calculate the Hit ratio while CPU runs program "Test_Cache". Also count how many blocks are
replaced in cache memory assuming the cache is empty at the beginning.
For the same RAM, block size and Cache memory, what would be the Hit ration in case of Fully
Associative Mapping?
For the same RAM, block size and Cache memory, what would be the Hit ration in case of 4-way Set
Associative Mapping?
Main Program"Test_Cache"
Memory address (decimal)
6.
Memory address (decimal)
0136
Instruction-1
0137
Instruction-2
0138
Instruction-3
0139
Instruction-4 (return to Instruction-8 of main
program -. Test_Cache)
Function NSU-2
Memory addresN (decimal)
0003
Instruction-1
0004
Instruction-2
0128
Instruction-1
0005
Instruction-3 (Call Function NSU-2)
0129
Instruction-2
0006
Instruction-4
0130
Instruction-3
0007
Instruction-7 (Call Function NSU-1)
0131
Instruction-4
0008
Instruction-8
0132
Instruction-5
0009
Instruction-9 (End of program)
0133
Instruction-6 (return to Instruction-4 of main
program- Test Cache)
Transcribed Image Text:For a system, RAM - 64KB, Block size - 4 bytes, Cache size - 128 bytes, Direct mapped cache. Function NSU-1 Calculate the Hit ratio while CPU runs program "Test_Cache". Also count how many blocks are replaced in cache memory assuming the cache is empty at the beginning. For the same RAM, block size and Cache memory, what would be the Hit ration in case of Fully Associative Mapping? For the same RAM, block size and Cache memory, what would be the Hit ration in case of 4-way Set Associative Mapping? Main Program"Test_Cache" Memory address (decimal) 6. Memory address (decimal) 0136 Instruction-1 0137 Instruction-2 0138 Instruction-3 0139 Instruction-4 (return to Instruction-8 of main program -. Test_Cache) Function NSU-2 Memory addresN (decimal) 0003 Instruction-1 0004 Instruction-2 0128 Instruction-1 0005 Instruction-3 (Call Function NSU-2) 0129 Instruction-2 0006 Instruction-4 0130 Instruction-3 0007 Instruction-7 (Call Function NSU-1) 0131 Instruction-4 0008 Instruction-8 0132 Instruction-5 0009 Instruction-9 (End of program) 0133 Instruction-6 (return to Instruction-4 of main program- Test Cache)
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