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Xen 3.3 DataSheet Proposal

Xen Community: As with all things in the community, I would like to give everyone a chance to comment on a new document. The upcoming release of Xen 3.3 requires the release of a new 2 page datasheet....

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Xen 3.3 Feature Details

Xen.org Community: As part of the Xen 3.3 release, I have asked the various development authors to supply me with information on their new features. Over the next few weeks, I will be posting their...

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Xen 3.3 Feature: Stub Domains

From Samuel Thibault: Domain 0 running a lot of components like physical device drivers, the domain builder, ioemu device models, PyGRUB, etc. has been worrisome from a security point of view,...

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Xen 3.3 Feature: HVM Device Model Domain

From Samuel Thibault: To provide HVM domains with virtual hardware, Xen uses a modified version of qemu, ioemu.  It used to run in dom0 as a root process, since it needs to directly access disks and...

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Xen 3.3 Feature: PV-GRUB

From Samuel Thibault: The traditional way to configure a PV guest is to write in the configuration file the path to the kernel/initrd to be loaded.  However, logically enough, these should be on the PV...

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Xen 3.3 Feature: Optimized HVM Video Memory Tracking

From Samuel Thibault: When having a look at how much CPU time is used when an HVM guest is idle, one can notice that the ioemu process used to permanently take something like 7%. This is because ioemu...

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Xen 3.3 Press Release

The official Xen.org Press Release announcing Xen 3.3 has been posted here. There are many partner quotes in the release from Oracle, Novell, Intel, AMD, Sun, IBM, Fujitsu, Samsung, Neocleus, Citrix,...

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Xen 3.3 Feature – C & P State Power Management

One of the notable features of Xen 3.3 is to incorporate full support for processor power management features, C-states and P-states. Power management is getting more crucial not only for clients, but...

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Xen Document Project Update

For those of you curious about the Xen Document project, you can see the latest at http://wiki.xensource.com/xenwiki/Xen3.xDocumentUpdateProject. All documentation requests are posted on the site along...

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Xen 3.3 a Finalist for 2009 CODIE Awards from SIIA

Congrats to the Xen Community as the Xen 3.3 release was named a finalist in the 2009 CODIE awards in the Best Open Source Solution Category. A second round of judging will begin on March 16....

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