What is the maximum required page fault rate

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Reference no: EM132816842

Suppose that a system has 32-bit physical addresses and 48-bit virtual addresses. Answer the following:

a) If page size is 8KB, how many entries are in the page table (assume that it has only a single level)? Justify your answer.

b) If accessing a page directly from main memory takes 100ns, while having to retrieve the page from the disk takes 2ms, what is the average access time when the page fault rate is 0.005%?

c) What is the maximum required page fault rate in order to ensure average memory access time does not increase more than 25% of the direct memory access time?

Reference no: EM132816842

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