How to Use PM2 for Node.js in aaPanel

aaPanel is a popular web hosting control panel that simplifies server management tasks. If you are hosting a Node.js application on a server managed by aaPanel, you may want to use PM2 to manage your Node.js processes efficiently. PM2 is a process manager for Node.js applications that provides features like process monitoring, clustering, and zero downtime reloads. In this guide, we will show you how to use PM2 for Node.js in aaPanel.

Step 1: Install PM2

The first step is to install PM2 on your server. You can do this by SSHing into your server and running the following command:

npm install pm2 -g

Step 2: Start Your Node.js Application with PM2

Once PM2 is installed, you can start your Node.js application using the following command:

pm2 start app.js

Replace app.js with the file that starts your Node.js application. PM2 will start your application as a daemon process and keep it running even if the server reboots.

Step 3: Monitor Your Node.js Application

You can monitor your Node.js application using the PM2 monitoring dashboard. To access the dashboard, run the following command:

pm2 monit

The monitoring dashboard provides real-time information about your application's CPU and memory usage, as well as the number of instances running.

Step 4: Manage Your Node.js Application with PM2

PM2 provides several commands to manage your Node.js application. Some of the most commonly used commands include:

• pm2 list: List all running Node.js processes managed by PM2
• pm2 stop app: Stop a Node.js process
• pm2 restart app: Restart a Node.js process
• pm2 delete app: Delete a Node.js process from PM2

Step 5: Configure PM2 to Start on Server Boot

To ensure that PM2 starts your Node.js application automatically when the server reboots, you can generate a startup script using the following command:

pm2 startup

Follow the instructions provided by PM2 to set up the startup script. Once configured, PM2 will start your Node.js application on server boot.

Conclusion

Using PM2 for Node.js in aaPanel makes it easy to manage your Node.js applications and ensure they run smoothly. By following the steps outlined in this guide, you can leverage the power of PM2 to monitor, manage, and deploy your Node.js applications with ease. Start using PM2 in aaPanel today and streamline your Node.js application management process.