What are some useful PM2 commands for managing Node.js applications?

What are some useful PM2 commands for managing Node.js applications?

PM2 is a powerful process manager for Node.js. Some useful commands include:

1. pm2 start <app> - Start an application.
2. pm2 stop <app> - Stop an application.
3. pm2 restart <app> - Restart an application.
4. pm2 list - List all running applications.
5. pm2 logs <app> - View logs for an application.

How do I monitor the performance of my applications with PM2?

You can use the command pm2 monit to monitor the performance of your applications in real-time. It provides CPU and memory usage stats.

Can I set up PM2 to automatically restart my app on crashes?

Yes, PM2 automatically restarts your app on crashes by default. You can also set specific restart conditions using the --max-restarts option.

What is the command to save the current process list?

You can save the current process list using the command pm2 save. This will allow you to restore the processes later.