Postmaster Does Not Scale! | Scaling Postgres 404

In this episode of Scaling Postgres, we discuss how the postmaster does not scale, new Postgres releases, data storage using PAX and a path generation strategies change.

Content Discussed

• Postgres Postmaster does not scale
• PostgreSQL 18.2, 17.8, 16.12, 15.16, and 14.21 Released!
• PAX: The Cache Performance You're Looking For
• Do PostgreSQL Sub-Transactions Hurt Performance?
• Waiting for Postgres 19: Better Planner Hints with Path Generation Strategies
• Supporting ChatGPT on PostgreSQL in Azure
• Hydra joins Supabase
• Reading Buffer statistics in EXPLAIN output
• eBPF Tracing of PostgreSQL Spinlocks
• Recreating PlanetScale's pg_strict in Rust: A Build Log
• Postgres Locks Explained
• PostgreSQL v19: Password expiration warnings.
• Reducing row count estimation errors in PostgreSQL
• A 2.5x faster Postgres parser with Claude Code
• FOSDEM 2026 — Defining "Drop-in Replacement" and Beyond
• Elasticsearch's Hybrid Search, Now in Postgres (BM25 + Vector + RRF)
• Monitoring query plans with pgwatch and pg_stat_plans
• A stack-buffer-overflow exercise with AddressSanitizer and PostgreSQL
• Teaching an LLM What It Doesn't Know About PostgreSQL
• Prague PostgreSQL Dev Day – a very late follow up
• PgDay Paris: EARLYBIRD ending soon!
• Contributions for week 5, 2026
• Commercial PostgreSQL distributions with TDE (2) EDB Postgres Extended Server (1) Setup
• Replication instance sizing for optimal database migrations with AWS DMS

YouTube Video

Podcast Audio