PM2

PM2 is a production process manager for Node.js applications with a built-in load balancer. It helps keep applications alive forever, reload them without downtime, and facilitate common system admin tasks.

Use cases

• Managing Node.js applications in production
• Ensuring high availability and uptime

Use in Azure App Service to manage Node.js applications in production:

https://learn.microsoft.com/en-us/azure/app-service/configure-language-nodejs?pivots=platform-linux#configure-nodejs-server

Reference of usage in our organization

• IO Session Manager