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Xen 4.1.2 and 4.0.3 released

The Xen team is pleased to announce the release of the Xen releases 4.1.2 and 4.0.3 from the active stable branches. Note that these are source releases.

Fixes/features include:

  • New XL toolstack
  • Debug support: kexec/kdump
  • Remus (High Availability)
  • Device passthrough to HVM guests
  • Interrupt handling
  • Support for Supervisor Mode Execution Protection (SMEP)

Source distributions can be downloaded for Xen 4.1.2 and Xen 4.0.3.

These releases are tagged in the mercurial repositories at

Thank you to the developers who have contributed to the releases. Developers who conbibuted more than 1% of changesets to these releases: Keir Fraser (26.0%), Ian Campbell (18.6%), Jan Beulich (9.3%), Ian Jackson (6.4%), Tim Deegan (6.0%), Olaf Hering (4.8%), Stefano Stabellini (3.0%), Christoph Egger (2.0%), Gianni Tedesco (1.6%), Juergen Gross (1.5%), George Dunlap (1.5%), Liu Jinsong (1.3%), Eddie Dong (1.1%), Anthony Perard (1.0%) and Andrew Cooper (1.0%).


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Continuing the Discussion

  1. Обновление гипервизора Xen: 4.1.2 и 4.0.3 | AllUNIX.ru – Всероссийский портал о UNIX-системах linked to this post on October 21, 2011

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  2. Обновление гипервизора Xen: 4.1.2 и 4.0.3 linked to this post on October 22, 2011

    [...] Представлены корректирующие релизы свободного гипервизора Xen – 4.1.2 и 4.0.3, в которых не добавлено новшеств, но проведена работа над ошибками. [...]

  3. Oracle juices homegrown Xen to match own-brand Linux | Tech Chatter linked to this post on May 22, 2012

    [...] source Xen 4.1.2 hypervisor, which is the latest release from the open source Xen community that came out in October 2011 and that includes enhancements to the paravirtualized driver stack for Xen. Oracle says that its [...]

  4. Oracle juices homegrown Xen to match own-brand Linux • The Register | lq0.info linked to this post on May 26, 2012

    [...] the latest release from the open source Xen community that came out in October 2011 and that includes enhancements to the paravirtualized driver [...]

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