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2 cards from this section. Quick, good the night before a test.
What is the cache miss?
Think about what happens when you look for something that isn't there.
Define direct mapped cache.
Consider the strict set of rules for placement in cache.
What is a trade-off associated with higher cache associativity?
Consider what happens when you have more options.
True or False: Fully associative caches are the simplest to implement.
Think about how complexity increases with flexibility.
Discuss the impacts of implementing a 8-way set associative cache on performance compared to a direct mapped cache with the same number of total lines.
Consider how increased choices may improve outcomes.
Design a cache system that uses a random replacement policy. Discuss the potential advantages and pitfalls compared to LRU.
Think about the trade-offs in reliability versus ease of design.
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