Now, you have installed the KVM software and required drivers on the host operating systems. You also configured bridged based networking which will provide direct access to the Internet. It is time to create your first guest operating systems. For demonstration purpose you will install CentOS Linux v5.5 using the Internet using virt-manager GUI tool.
The virt-manager is the easiest way to install guest operating system using CDROM or Internet. It is a a desktop tool for managing virtual machines. It provides the ability to control the lifecycle of existing machines (bootup/shutdown,pause/resume,suspend/restore), provision new virtual machines, manage virtual networks, access the graphical console of virtual machines, and view performance statistics. You need to use this tool locally or remotely over the ssh session.
Step # 1: Download CentOS Linux Network Installation CD
Visit the official website and grab CentOS network installation disk and store it in /opt or /tmp directory. The wget command can be used to download an ISO file quickly:
# cd /tmp
# wget http://mirrors.hns.net.in/centos/5.5/isos/x86_64/CentOS-5.5-x86_64-netinstall.iso
Step #2: Creating CentOS Linux Guests With virt-manager
Type the following command at local server
OR run virt-manager remotely over the ssh session, enter:
# ssh -X -C firstname.lastname@example.org
Within minutes you will see a vnc window and with guest operating system installation process as follows:
Now, just follow on screen installation instructions and install CentOS as per your requirements. The above procedure can be repeated for MS-Windows, OpenBSD, FreeBSD and all other supported guest operating systems.
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