Cache Coherence: MESI Protocol

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Description

This lecture covers the MESI protocol used for cache coherence in a system with four processors, explaining the states (Modified, Exclusive, Shared, Invalid) and transitions. Examples illustrate how the protocol maintains coherence and handles data reads and writes. The benefits of enabling cache-to-cache communication are discussed.

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Official source

https://mediaspace.epfl.ch/media/0_6w5jhbma

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Ontological neighbourhood

Computer engineering

High-performance computing: Parallel computing

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