Running a million-board chess MMO in a single process
Running a million-board chess MMO in a single process How One Million Chessboards works Jun 24, 2025 One Million Chessboards is a 1000x1000 grid of chess boards. Moving a piece moves it for everyone, instantly. There are no turns, and pieces can move between boards. Loading... making some moves In the 10 days after launch, over 150,000 players made over 15,000,000 moves and hundreds of millions of queries. The game runs out of a single process that I didn’t touch over those 10 days 1. 1 Once