![Optimal configuration for 10K+ concurrent websocket connections running on Heroku? · Issue #1470 · miguelgrinberg/Flask-SocketIO · GitHub Optimal configuration for 10K+ concurrent websocket connections running on Heroku? · Issue #1470 · miguelgrinberg/Flask-SocketIO · GitHub](https://user-images.githubusercontent.com/7861465/105538479-0ce56f00-5cb9-11eb-9bfb-81b0f5af4081.png)
Optimal configuration for 10K+ concurrent websocket connections running on Heroku? · Issue #1470 · miguelgrinberg/Flask-SocketIO · GitHub
![Instruction of Deploying a Node.js server with WebSockets on a free hosting Heroku. Web and Desktop (Qt) Clients | Qt Forum Instruction of Deploying a Node.js server with WebSockets on a free hosting Heroku. Web and Desktop (Qt) Clients | Qt Forum](https://ddgobkiprc33d.cloudfront.net/8c4b7fca-6993-4b62-afb8-07c2295def7b.png)
Instruction of Deploying a Node.js server with WebSockets on a free hosting Heroku. Web and Desktop (Qt) Clients | Qt Forum
![Django Channels works locally (InMemoryStore) but not on herokuapp (RedisStore), and simply retries connecting forever. - Deployment - Django Forum Django Channels works locally (InMemoryStore) but not on herokuapp (RedisStore), and simply retries connecting forever. - Deployment - Django Forum](https://global.discourse-cdn.com/business7/uploads/djangoproject/original/2X/9/9ebd28ce7d4ad2d162d5deb2ae422830935ce7f9.png)
Django Channels works locally (InMemoryStore) but not on herokuapp (RedisStore), and simply retries connecting forever. - Deployment - Django Forum
![node.js - WebSocket connection to 'ws://localhost:8080/socket.io /?EIO=4&transport=websocket' failed. Apply socket.io in ApolloServer nodejs/React is not working - Stack Overflow node.js - WebSocket connection to 'ws://localhost:8080/socket.io /?EIO=4&transport=websocket' failed. Apply socket.io in ApolloServer nodejs/React is not working - Stack Overflow](https://i.stack.imgur.com/qqaiA.png)