Hardware virtualization, which is also known as server virtualization or simply virtualization, is the abstraction of computing resources from the software that uses those resources. In a traditional ...

With virtualization, the network, storage and compute resources are abstracted, so applications, services and functions are less dependent on the physical hardware. IT administrators can provide ...

Companies like VMware, and more recently XenSource, got their start with standalone virtualization software that let customers run several operating systems simultaneously on a single computer. But ...

Learn from my mistakes ...

One possible use of virtualization technology is as a hardware-abstraction-layer to hide the differences between servers in a data center. Even if you buy servers in batches of hundreds of thousands, ...

If there's one technology that can greatly improve computing environments of any size, it's virtualization. By using a single physical server to run many virtual servers, you can decrease operational ...

When I hear the word "server," I still think of "one large computer." It has a CPU, memory, and a disk, with an OS running on ...

Microsoft, among others, offers a product that addresses this need: Virtual Server 2005 R2 Standard Edition. In this Recipe, I'll discuss the ins and outs of server virtualization, and explain how to ...

Virtualization — the move to go from real, physical hardware to virtual hardware — is being seen as one of the “next big things” in IT. There are more virtualization options for IT departments than ...

Many of our past columns have centered on a recurring theme: increasing the value of IT without scaling cost, all while ensuring minimal risk to the business. In keeping with this theme, in this ...

Virtualization is an easy sell: Who wouldn’t want to turn underutilized physical servers into a humming little farm of virtual servers you can spin up or down at the drop of a hat? The dirty little ...

Circuits in the CPU and controller chips that enhance the running of multiple operating systems (multiple virtual machines). They deal with functions such as saving and restoring the CPU state upon ...