How to install centos 7 on virtualbox

Install centos 7 on virtualbox

Installing CentOS 7 on VirtualBox is a straightforward process. Here are the steps to follow:

Step 1: Download CentOS 7 ISO file

To install CentOS 7 on VirtualBox, you will first need to download the CentOS 7 ISO file from the official CentOS website. Once the download is complete, make sure to note down the location where you have saved the ISO file.

Step 2: Install VirtualBox

If you don’t already have VirtualBox installed on your system, download and install the latest version of VirtualBox from the official VirtualBox website.

Step 3: Create a new virtual machine

Open VirtualBox and click on the “New” button to create a new virtual machine. In the “Name and operating system” section, type in the name of the virtual machine (e.g., CentOS 7) and select “Linux” as the type and “Red Hat (64-bit)” as the version. Click “Next” to proceed.

Step 4: Assign memory and CPU

In the “Memory size” section, assign at least 2048 MB of RAM to the virtual machine. In the “Processor” section, select the number of CPUs you want to assign to the virtual machine. Click “Next” to proceed.

Step 5: Create a virtual hard disk

In the “Hard disk” section, select “Create a virtual hard disk now” and click “Create”. In the “Hard disk file type” section, select “VDI (VirtualBox Disk Image)” and click “Next”. In the “Storage on physical hard disk” section, select “Dynamically allocated” and click “Next”. In the “File location and size” section, select the location where you want to save the virtual hard disk and assign a size (at least 20 GB is recommended). Click “Create” to create the virtual hard disk.

Step 6: Configure the virtual machine

In the VirtualBox main window, right-click on the virtual machine you just created and select “Settings”. In the “Storage” section, click on the “Empty” CD/DVD icon under the “Controller: IDE” tab. In the “Attributes” section on the right-hand side, click on the CD/DVD icon and select “Choose Virtual Optical Disk File”. Navigate to the location where you saved the CentOS 7 ISO file, select it, and click “Open”. Click “OK” to close the settings window.

Step 7: Install CentOS 7

Start the virtual machine by clicking on the “Start” button in the VirtualBox main window. The CentOS 7 installer should boot from the ISO file you just attached to the virtual machine. Follow the on-screen instructions to install CentOS 7 on the virtual machine.

Once the installation is complete, you can log in to CentOS 7 and start using it in VirtualBox.

Installing CentOS 7 on VirtualBox is a simple and straightforward process. By following the steps outlined in this tutorial, you can easily set up a virtual machine and install CentOS 7 on it. VirtualBox is a powerful tool that allows you to run multiple operating systems on a single machine, making it an excellent choice for testing and development purposes.