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2 cards from this section. Quick, good the night before a test.
What is a page table used for?
Think about how processes access memory.
Define a page fault.
Consider what happens when a program tries to access data not present.
What is the primary function of a page table?
Remember the role of pages in memory management.
A page fault occurs when:
Think about what happens when a program requests memory that isn't available.
Consider a system with a 1% TLB miss rate while processing a program that makes 10000 memory accesses. Calculate how many accesses derive from TLB hits and how many result from misses.
Calculate the percentage based on the total accesses.
Assess how context switching between processes using large page tables impacts system performance.
Consider the implications of efficiency in loading and unloading memory.
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