Computers and Technology, 13.07.2019 21:20, arianaw6735

Suppose we have a processor with a base cpi of 2.0, assuming all references hit in the primary cache. the clock rate is 4 ghz. assume the main memory access needs 125 ns, including all the miss handling. the miss rate per instruction at the primary cache is 2%.
(a) what is the total cpi of this processor?
(b) if we add a level 2 cache (l2) which needs only 8 ns to access, it is observed that its local miss rate is 25%. the main memory access from l2 remains 125 ns. what is the total cpi now?

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Suppose we have a processor with a base cpi of 2.0, assuming all references hit in the primary cache...