Example: Cache Coherance in a Multiprocessor System

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Example: Cache Coherance in a Multiprocessor System

Model: Multiprocessor System

Model: A Multiprocessor System

Anatomy of a Write

Anatomy of a Read

Processor

Cache Controller

Cache (For an Address)

Directory+Main Memory +Arbiter

Simplifying Assumptions

Properties

Properties

Exercise

Exercise(cont)

A Few Pointers

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