hot_standby_feedback

Nik and Michael discuss hot_standby_feedback — what it controls, whether and when read replicas should be changed to on, and other settings you can change to help too.

Here are some links to things they mentioned:
• hot_standby_feedback postgresql.org/docs/current/runtime-config-rep…
• hot_standby_feedback: experiments on PostgreSQL 17 (by Nik) console.postgres.ai/shared/brief/6018f69d-8975…
• Best practices for Amazon RDS PostgreSQL replication (blog post) aws.amazon.com/blogs/database/best-practices-f…
• log_autovacuum_min_duration postgresql.org/docs/current/runtime-config-log…
• max_standby_streaming_delay postgresql.org/docs/current/runtime-config-rep…
• WAIT FOR LSN postgresql.org/docs/19/sql-wait-for.html
• transaction_timeout postgresql.org/docs/current/runtime-config-cli…
• Hot Standby Feedback should default to on in 9.3+ postgresql.org/message-id/flat/20121130190227.…

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What did you like or not like? What should we discuss next time? Let us know via a YouTube comment, on social media, (postgres.fm/people) or by commenting on our Google doc (docs.google.com/document/d/1PNGSn_d0A7gTR4C0p6…)!

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Postgres FM is produced by:
• Michael Christofides, founder of pgMustard (pgmustard.com)
• Nikolay Samokhvalov, founder of Postgres.ai (postgres.ai)

With credit to:
• Jessie Draws for the elephant artwork