CentOS which stands for Community Enterprise Operating System is a free open source Linux distribution that is similar or compatible with Red Hat Enterprise Linux (RHEL). The latest release as of June 2017 is Centos 7.3 released on April 2017. This post will provide a guide to show the installation step of CentOS tested on VirtualBox. The ISO of this linux distribition can be download from Centos official website which is this.
Ok, Lets start…….
First we insert the installation disk to the machine, in this case virtual optical drive. And boot the machine with the boot device.
The below screen appears. Click on the install CentOS Linux 7 to start the installation.
Select the language preference for the installation process
The fresh system will prompt to select the installation destination
Select the hard disk for the installation if you have more than one disk installed. Also select the partition preferances, in this case weh choose automatically configure partitioning which will automitcally partition all the required partitions such as /, home, swap, var and others.
You can secure the disk with the passphrase with encryption
Now, the installation destination is configured, so click begin installation to continue with the installation
For security reasons, it is necessary to create a new user other than the root user and also set a strong password for the root user.
Select the root password and enter a strong password
And then select the user creation to create a new user
A new user details are being entered its own new password
After few minutes, the installation will be complete and the system informs to reboot.
The installation will be completed and user needs to login to the system
The user is logged in and can start to configure application as per the need.