PM2

PM2: Production Process Manager for Node.js Applications

PM2 is a production process manager for Node.js applications that allows you to keep applications alive forever, reload them without downtime, facilitate common system admin tasks, and monitor application logs in production.

What is PM2?

PM2 is a production process manager for Node.js applications. It allows you to manage and monitor your Node.js applications by facilitating common tasks like automatic restarts, application clustering, centralized logging, and load balancing.

Some key features of PM2 include:

• Keeps applications alive forever - PM2 restarts your application when it crashes to keep it always running
• 0 second downtime reload - You can update code and restart your application quickly without any downtime
• Facilitates common system admin tasks - Easy to setup log rotation, clustering, monitoring, etc
• Centralized logs and monitoring - Aggregates all logs and monitors application metrics for better visibility
• Built-in load balancer - Allows you to run multiple instances of an app and load balance between them
• Easy deployment workflows - Integrates nicely into continuous integration and deployment pipelines

Overall, PM2 makes managing and running Node.js applications in production environments simpler and more robust. Its wide range of features help reduce common pain points around running mature applications at scale.

PM2 Features

Official Links