How can I scale a pub/sub system in Node.js?
To scale a pub/sub system in Node.js, you can use message brokers like Redis or RabbitMQ, and implement clustering.
What are the benefits of using Redis for pub/sub?
Redis offers high performance, simplicity, and built-in support for pub/sub messaging, making it a great choice.
Can you explain how clustering works in Node.js?
Clustering in Node.js allows you to create multiple instances of your application, distributing the load across CPU cores.
What are some common pitfalls when scaling pub/sub systems?
Common pitfalls include message loss, increased latency, and complexity in managing state across distributed systems.
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