

In the file selection dialog box, locate and select the.In the Select start-up disk dialog box, click the folder icon.In VirtualBox, select the virtual machine you created in the previous procedure, and then click Start.As a general rule, however, you should have at least 5 GB of free disk space for a Linux virtual machine.Īfter you create the virtual machine, you are ready to install an operating system on it. The more disk space your computer has, the more space you can safely allocate to the virtual machine's hard disk. In the Memory Size dialog box, select the amount of RAM you want to allocate to the virtual machine, and then click Next.VirtualBox should automatically detect CentOS, and select Linux in the Type list box, and Red Hat in the Version list box. To create a new virtual machine, follow these steps: Many A2 Hosting servers run CentOS 7, so it is a good choice for your first virtual machine. The following procedures demonstrate how to create a new virtual machine and install CentOS 7 on it. To do this, you specify the virtual machine's settings, and then install an operating system on it. Use your Linux distribution's package manager to install the package file.Ĭreating a virtual machine and installing an operating systemĪt this point, you have installed the VirtualBox application on your computer, but you still need to create a virtual machine.Download the appropriate package file for the Linux distribution your computer uses.To install VirtualBox on a Linux-based computer, follow these steps: Click OS X hosts, and then download the.To install VirtualBox on a Mac OS X-based computer, follow these steps:


To install VirtualBox on a Windows-based computer, follow these steps: To do this, follow the appropriate procedure for the operating system that is installed on your computer: VirtualBox on Windows Installing VirtualBoxīefore you can create a virtual machine, you must first install the VirtualBox application on your computer. Because of this isolation, virtual machines enable you to safely test new features, applications, and configurations without having to worry about harming your existing operating system.īy creating a virtual machine with a configuration that closely matches A2 Hosting's servers, you can safely do testing and development work on your own computer before you roll out the changes to a live site. The virtual machine runs in its own “sandbox,” safely isolated from the host operating system.

Virtual machines emulate a computer-they enable you to install an entire operating system within an existing operating system.
