Software applications in business fit into three categories. The first category contains applications that work but are not core to the business. The second category contains application that more or ...

Kevin Pedretti, lead researcher for Sandia National Laboratories’ virtual external operating system program, uses his laptop computer to inspect a virtual machine experiment running on Sandia’s Red ...

Last week’s LinuxWorld Conference in Boston was the locus of several important announcements. Again, virtualization was front and center. In no particular order: * XenSource announced XenEnterprise.

The idea of running two operating systems on one PC is tempting, with the most popular combination being Windows and Linux. Dual-booting is the most common way to achieve this, but it's not ...

Anyone who frequently installs and uninstalls new software, tests beta versions of programs, or tinkers with the registry in Windows, often reaches the point where they have to completely re-install ...

It's the double edge of virtualization: Hardware and software efficiency comes at the system administrator's expense. But IT departments are getting better at managing it all, thanks in part to some ...

In an ideal world, disaster recovery strategies would include backup equipment ranging from a single server to an entire dark data center. In the real world, you can’t afford to set up an entire extra ...

Virtualization is a widely used technology that allows users to run multiple operating systems, like Windows, Linux, etc., on a single physical machine. Virtual machines are the platforms or instances ...

Virtualization technology, whereby multiple operating systems can be run on shared hardware, is extremely well understood if somewhat inefficient in its use of resources. Just a few decades ago, ...

They let you test new software without setting your OS on fire ...