Avoid PostgreSQL LWLock:buffer_content locks in Amazon Aurora: Tips and best practices
Автор: Percona
Загружено: 2022-07-25
Просмотров: 3113
Описание:
Avoid PostgreSQL LWLock:buffer_content locks in Amazon Aurora: Tips and best practices - Sami Imseih, Yahav Biran | Percona Live 2022.
We have seen #PostgreSQL customers facing buffer_content locks caused by contention of data in high concurrency or large datasets(96vCPUs, 768GiB with 30TB).
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We provide a benchmark and share tips with a real-world workload that leads to buffer_lock contentions. We then propose the patterns to minimize the chance for buffer_content locks.
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