This article explores the concepts of VACUUM and autovacuum in PostgreSQL, including the reasons for running VACUUM, tables with VACUUM operations running, and how autovacuum decides to run. It also provides insights on tuning autovacuum for better performance.
Table of contents
Why VACUUM?Which tables have VACUUM running?When does autovacuum run?How fast does autovacuum run?How far has this VACUUM made progress?What should I tune first?Sort: