Published at LXer:

In the past month, there's been much ado about Xen in the online community, both from developers, columnists and the SearchOpenSource.com audience at large. First Xen was given the green light to become an open source killer app, thanks to the work done by companies like XenSource with its XenOptimizer 3.0 upgrade. Meanwhile, some users and analysts said the technology was unproven and had a ways to go before the killer app label would fit. . Xen, for the unfamiliar, is a virtual machine monitor for x86 that allows a user to run several operating systems at the same time. So why is Xen so important, and why could it be an open source force in 2006 and beyond?

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