Before moving to Linux, I mostly just used VirtualBox on Windows to run virtual machines. It's available on Linux too, so I kept using it until I found out QEMU/KVM gives you much better performance.

Virtual PCs have important uses, such as providing a dedicated environment for testing new applications or enabling the parallel operation of multiple operating systems. But the virtualization ...

It’s great to have multiple computers. On the first of them, you can install a database or crunch spreadsheets. On another, you can simply browse the Web, listen to music, and check your e-mail. Yet ...

Key questions about virtual-machine management. The ‘snapshots’ of images (including virtual-machine guest-operating-system states) must be tracked in terms of where they sit on the network, how they ...

Most modern computers are powerful enough to run entire operating systems within your main operating systems, which means virtual machines are more commonplace today than ever. Here’s a look at the ...

Carlos Soto is an award-winning reviewer and journalist with 20 years of experience covering technology and business within various sectors and industries. State and local agencies should harness the ...

Technologies like hypervisors, containers, and virtual machines (VMs) can make this task easier by providing isolation ...