Zola 2024-11-05T00:00:00+00:00 https://sysrex.com/tags/postgresql/atom.xml 2024-11-05T00:00:00+00:00 2024-11-05T00:00:00+00:00 Unknown https://sysrex.com/posts/postgresql-vacuum-explained/

<p>If you've run PostgreSQL in production long enough, you've eventually looked at <code>pg_stat_user_tables</code>, seen a <code>dead_tup</code> count in the millions, and wondered what's going on. The answer is almost always: not enough vacuuming.</p>