pm2

---

1. Start a New Application

pm2 start app.js

2. Start Multiple Applications

pm2 start app1.js app2.js app3.js

3. Start an Application with Environment Variables

pm2 start app.js --env production

4. Start an Application with a Custom Name

pm2 start app.js --name my-app

5. Start an Application in Cluster Mode

pm2 start app.js -i 4

6. Start an Application with a Specific Port

pm2 start app.js -p 3000

7. Start an Application with Auto-Restart

pm2 start app.js --watch

8. Start an Application with Cron Scheduling

pm2 start app.js --cron "0 0 * * *"

9. Start an Application with Log File

pm2 start app.js --log /path/to/log.txt

10. Stop an Application

pm2 stop app.js

11. Stop All Applications

pm2 stop all

12. Restart an Application

pm2 restart app.js

13. Restart All Applications

pm2 restart all

14. Reload an Application (without Restart)

pm2 reload app.js

15. Reload All Applications

pm2 reload all

16. Delete an Application

pm2 delete app.js

17. List All Running Applications

pm2 list

18. Show Application Status

pm2 status app.js

19. Get Application Logs

pm2 logs app.js

20. Get Application Metrics

pm2 metrics app.js

21. Create a Process File

pm2 save

22. Load a Process File

pm2 load /path/to/process.json

23. Update an Application

pm2 update app.js

24. Scale an Application

pm2 scale app.js -i 10

25. Manage Applications via API

const pm2 = require('pm2');

pm2.connect((err) => {
  if (err) {
    console.error(err);
    process.exit(1);
  }

  // Start an application
  pm2.start({
    script: 'app.js',
    name: 'my-app',
  }, (err, apps) => {
    if (err) {
      console.error(err);
      process.exit(1);
    }
  });

  // Stop an application
  pm2.stop('my-app', (err) => {
    if (err) {
      console.error(err);
      process.exit(1);
    }
  });

  // List all running applications
  pm2.list((err, apps) => {
    if (err) {
      console.error(err);
      process.exit(1);
    }
    console.log(apps);
  });
});