Aborting transactions - PowerPoint PPT Presentation

Transaction Management

Transaction Management. Chapter 9. What is a Transaction?. A logical unit of work on a database An entire program A portion of a program A single command The entire series of steps necessary to accomplish a logical unit of work

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Maintaining Multiple Versions in Software Transactional Memory

Maintaining Multiple Versions in Software Transactional Memory. Idit Keidar Dmitri Perelman Rui Fan. Aborts in STM. Forceful aborts – an algorithm suspects correctness violation Aborting transactions is bad work is lost resources are wasted overall throughput decreases

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301 views • 16 slides

On Maintaining Multiple Versions in STM

On Maintaining Multiple Versions in STM. Dmitri Perelman Rui Fan Idit Keidar. Aborts in STM. Forceful aborts – an algorithm suspects correctness violation Aborting transactions is bad work is lost resources are wasted overall throughput decreases danger of livelock.

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283 views • 13 slides

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