Alibaba Cloud ecs installation nodejs

Alibaba Cloud ecs is a very powerful cloud server, and Node.js is an event-driven asynchronous I/O framework. If you plan to build a Node.js application on Alibaba Cloud ecs, then you come Right place. In this article, we will introduce how to install Node.js on Alibaba Cloud ecs.

Before we begin, we assume that you have purchased Alibaba Cloud ecs and have successfully logged into the cloud server console.

1. Log in to the server

First, you need to use the ssh client to log in to the server. If you are a Windows user, it is recommended to use the Putty client. If you are a Mac or Linux user, you can use the Terminal client.

2. Update system

Before installing Node.js, we need to update the system first. Enter the following command in the terminal:

sudo apt-get update
sudo apt-get upgrade

This will update all packages on your server and upgrade the system to the latest version.

3. Install Node.js

Now, we can install Node.js. Enter the following command:

curl -sL https://deb.nodesource.com/setup_16.x | sudo -E bash -
sudo apt-get install -y nodejs

This will automatically download and install the latest version of Node.js.

4. Verify that Node.js is installed successfully

In order to confirm whether Node.js has been successfully installed, please type the following command in the terminal to check the Node.js version:

node -v

If you see the version number of Node.js, it means you have successfully installed Node.js.

5. Install NPM

In Node.js, NPM (Node Package Manager) is a package manager that allows you to use various dependencies in your project item. Let's install npm. Enter the following command:

sudo apt-get install -y npm

6. Verify NPM installation is successful

To confirm that NPM has been installed successfully, type the following command in the terminal:

npm -v

If you see the version number of NPM, you have successfully installed NPM.

7. Installing PM2

Finally, we need to install a process manager so that we can run Node.js applications in the background and launch them when needed. We will use PM2. Enter the following command in the terminal to install PM2:

sudo npm install -g pm2

8. Start the Node.js application

Now, we can use PM2 to launch the Node.js application. Enter the following command in the terminal:

pm2 start app.js

This will launch the app.js application in the background. You can then access the application by entering the server's IP address and port number into your browser.

Summary

In this article, we have learned how to install Node.js, NPM and PM2 on Alibaba Cloud ecs. These tools will make application deployment and management easier and more efficient. If you are a Node.js developer, these tools will be of great help to your work.

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