Design a Multiplayer Game Server · System Design Interview

Design a Multiplayer Game ServerDesign the server that runs one session of a fast online game, keeping every player’s view of the world in step while they act in it.What it has to do

Players in a session see each other move and act as it happens

The server decides what happened, not the player’s machine

A player who drops out for a moment rejoins the session already in progress

Scale

Players connected at peak: 3 million

Sessions running at peak: 50,000

Out of scope

Matchmaking and lobbies

Cheat detection beyond the server deciding

Graphics and game content

Purchases

Practise this challengeAll system design challenges

LetsDiscuss

Loading your session…