Security

Considerations for Monitoring Highly Concurrent Systems

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Executive Summary

Sequential monitoring tools such as Larva are impractical for monitoring highly concurrent systems such as online establishments handling hundreds of transactions a second - they lock valuable resources which may otherwise be used to serve valid user requests. In the context of an open-source e-commerce system, the authors discuss design issues involved in allowing monitors to run concurrently while at the same time ensuring that they remain correct: free from race conditions and faithful to the properties they embody.

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