Coming out of VMworld, I've run into many people who've been convinced that operating systems are becoming an endangered species and that shortly they'll be replaced by virtual machine software. I ...

As I look at the hardware/OS system that surrounds our PCs, I find it wanting. What we should do is use virtual machines to isolate the OS from the hardware and allow a level of OS flexibility and ...

A virtual machine is a computing resource that uses software instead of a physical computer to run programs and deploy applications. It operates by running one or more virtual “guest” machines on a ...

Through months of experimentation, consolidation, and countless failures, Proxmox changed how I evaluate an operating system.

I recall teaching a college class in operating systems, when well into the class, thinking I was getting the points across, a few of the students stopped the class and asked “Yes, but what really is ...

A few months ago I found myself waiting for a flight at the Burbank airport with Mendel Rosenblum. He is a co-founder of VMware and chief scientist at the company and an assistant professor in the ...

Qubes OS is a free open-source operating system that’s fully security-oriented. It leverages Xen-based virtualization, which allows the user to create, use and delete easily isolated compartments ...

We have high hopes for FastScale’s combination of products as it cuts away needless junk from virtual instances, making operating system and application instances lean and unencumbered by unused code.

A virtual machine (VM) is an operating system that’s emulated within another operating system. You could run Windows within a MacBook as a virtual machine, or even Windows within Windows. Because of ...