Prague PostgreSQL Dev Day 2026

performance
Talk

A benchmark study on the impact of PostgreSQL server parameter tuning

Luigi Nardi

on  Wed, 15:35 ! Livein  155for  50min

PostgreSQL, renowned for its extensibility and robust feature set, offers a wealth of server configuration parameters that can significantly influence its performance. Most PostgreSQL users operate with default parameters, which are often not optimized for commonly used server machine flavors. This talk is a comprehensive benchmark analysis exploring the potential performance benefits achievable through server parameter tuning. We’ll examine the impact of various parameter configurations on diverse workloads, ranging from OLTP to OLAP, and provide an analysis that highlights the performance gains and show that these depend on several factors related to the computing environment and workloads. This talk helps database administrators and developers with actionable insights for maximizing PostgreSQL performance through effective server parameter tuning.

 Overview  Program