'Update memory' presentation slideshows

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CS 213 Lecture 7: Multiprocessor 3: Synchronization, Prefetching

CS 213 Lecture 7: Multiprocessor 3: Synchronization, Prefetching. Synchronization. Why Synchronize? Need to know when it is safe for different processes to use shared data Issues for Synchronization: Uninterruptable instruction to fetch and update memory (atomic operation);

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Lect 13: Cache Memory

Lect 13: Cache Memory. Cache Memory. Large main memory system: High-capacity, relatively slow speed dynamic RAMs and EPROMs: 60ns or 70ns Processor speed: requires DRAMs with 30 or 40ns, Latest processors : 10ns 20ns Cache memory: small high-speed expensive static RAMs

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