PM2

PM2 is a production process manager for Node.js applications that helps manage and keep applications online indefinitely. It provides features like load balancing, monitoring, logging, and automatic restarts on failure, making it essential for deploying and maintaining Node.js apps in production environments.

Also known as: PM2 Process Manager, PM2 Daemon, PM2 CLI, Node Process Manager, PM2 Tool

Why learn PM2?

Developers should use PM2 when deploying Node.js applications to production servers to ensure high availability, manage multiple instances for load balancing, and simplify application lifecycle management. It is particularly useful for microservices architectures, real-time applications, and any scenario where uptime and performance monitoring are critical.

Learning Resources

• docs: PM2 Official Documentation
• tutorial: PM2 Tutorial for Beginners
• video: PM2 Crash Course on YouTube
• course: Node.js Deployment with PM2 on Udemy