Investigating Multithreaded PostgreSQL

[zhjwpku]

Workshop Title

Thomas Munro at PGConf.dev 2025 Investigating Multithreaded PostgreSQL

Time: October 2025

Resources

• Video: https://www.youtube.com/watch?v=7BvLaRkaijc
• Slides: https://www.pgevents.ca/events/pgconfdev2025/schedule/session/436-investigating-multithreaded-postgresql/

[zhjwpku]

There used to be the C10k problem, when the number of connections reached 10,000, performance issues would arise. It seems that the multi-threaded PostgreSQL project still follows a one-connection-per-session design. I wonder if it's possible to make it event-driven.