Events, Rooms & Namespaces. Basic Setup. // server.js const { Server } = require('socket.io'); const io = new Server(httpServer); io.on('connection', (socket) => { console.log('connected:', socket.id); console.log(socket…
ReadScaling & Reliability. Multi-Instance Scaling with the Redis Adapter. By default, room membership and broadcasts only work within one server process's memory — a client on server A won't receive a broadcast triggered on …
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