How to Deploy a React App Using PM2 on AlmaLinux 10

To deploy a React app using PM2 on AlmaLinux 10, follow the steps below:

Step 1 : Make sure Node.js and npm are already installed, then install PM2 globally.

npm install -g pm2

Verify the installation:

pm2 -v

Step 2 : Configure PM2 to start automatically when the system boots.

pm2 startup

Step 3 : Create a new React (Next.js) application.

npx create-next-app@latest my-next-app

Move into the project directory:

cd my-next-app

Step 4 : Build the application for production.

npm run build

Step 5 : Serve the Build Using PM2

Use PM2 to serve the built application on port 3000.

PORT=3000 pm2 start npm --name my-next-app -- start

Check application status:

pm2 status

Step 6 : Save the current PM2 process list so it is restored after reboot.

pm2 save

Step 7 : If the firewall is enabled, allow traffic on port 3000.

sudo firewall-cmd --add-port=3000/tcp --permanent
sudo firewall-cmd --reload

Step 8 : Open a browser and access the application using:

http://your-server-ip:3000

The React application should load successfully.

Step 9 : Common PM2 management commands:

Check status:

pm2 status

Restart the app:

pm2 restart my-next-app

Reload the app:

pm2 reload my-next-app

Stop the app:

pm2 stop my-next-app

Delete the app:

pm2 delete my-next-app

Congratulations, you have successfully deployed a React application using PM2 on AlmaLinux 10.