'Directory based cache coherence' presentation slideshows

Directory-based Cache Coherence

Directory-based Cache Coherence. Large-scale multiprocessors. Directory contents. for each memory block, the directory shows: is it cached? if cached, where? if cached, clean or dirty? full directory has complete info for all blocks n processor coherence => (n+1) bit vector. Terminology.

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Lecture 24: Multiprocessors

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Lecture 24: Multiprocessors

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Lecture 19: Scalable Protocols & Synch

Lecture 19: Scalable Protocols & Synch. Topics: coherence protocols for distributed shared-memory multiprocessors and synchronization (Sections 4.4-4.5). Coherence Protocols. Two conditions for cache coherence: write propagation write serialization Cache coherence protocols:

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Comparative Performance Evaluation of Cache-Coherent NUMA and COMA Architectures

Comparative Performance Evaluation of Cache-Coherent NUMA and COMA Architectures. Per Stenstrom, Truman Joe and Anoop Gupta Presented by Colleen Lewis. Overview. Common Features CC-NUMA COMA Cache Misses Performance Expectations Simulation & Results COMA-F. Common Features.

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CS 470/570 Lecture 4

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