https://blog.vnykmshr.com/writing/tags/postgres/Recent content in Postgres on vnykmshrHugoenMon, 15 Mar 2021 00:00:00 +0000https://blog.vnykmshr.com/writing/postgres-ha/Mon, 15 Mar 2021 00:00:00 +0000https://blog.vnykmshr.com/writing/postgres-ha/<p>PostgreSQL&rsquo;s streaming replication is straightforward to set up. The documentation is clear, the configuration is well-understood, and base backups with <code>pg_basebackup</code> work reliably.</p> <p>The operational problems are the hard part. They show up when the primary goes down and the automated failover does the wrong thing. Or when you promote a replica that&rsquo;s silently been two hours behind. Or when you discover that backups you&rsquo;ve been taking for months don&rsquo;t actually restore.</p>