Lecture

Transactional Memory: Hardware Simplification

In course

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Description

This lecture delves into the concept of transactional memory, focusing on hardware changes to simplify concurrency control. It covers topics such as fine-grained locking, hardware changes for speculative address tracking, hardware lock elision, and the benefits of using transactional memory. The instructor explains the challenges of traditional locking mechanisms, the concept of hand over hand locking, and the implementation of hardware transactional memory. The lecture also discusses the composable nature of transactions, recovery mechanisms, and the implementation of transactional memory in Intel processors. Overall, the lecture emphasizes how hardware speculation can streamline software problems and enable declarative concurrency control.

Instructor

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Official source

https://mediaspace.epfl.ch/media/0_7nrky8lb

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Ontological neighbourhood

Computer engineering

High-performance computing: Distributed computing, Parallel computing

Hardware engineering: Microprocessors

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