Xen Project 4.5.1 Maintenance Release Available

I am pleased to announce the release of Xen 4.5.1. We recommend that all users of the 4.5 stable series update to this first point release.

Xen 4.5.1 is available immediately from its git repository:

    xenbits.xenproject.org/gitweb/?p=xen.git;a=shortlog;h=refs/heads/stable-4.5
    (tag RELEASE-4.5.1)

or from the Xen Project download page at www.xenproject.org/downloads/xen-archives/xen-45-series/xen-451.html.

This release contains many bug fixes and improvements. For example:

  • Removal of race conditions in the Xen default toolstack that affected libvirt, in particular when used with OpenStack (this release contains all changes that we use in the Xen Project OpenStack CI loop; also see related OpenStack news);
  • Stability improvements to CPUPOOL handling, in particular when used with different schedulers;
  • Stability improvements to EFI support on some x86 platforms;
  • Stability improvement to handling of nested virtualisation on x86;
  • Various improvements to 32 and 64 bit ARM support;
  • Various improvements to better integrate and support rump kernels;
  • Error handling improvements; and
  • Security fixes since the release of Xen 4.5.0,

For a complete list of changes in this release, please check lists of changes on the download page.

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About Lars Kurth

Lars Kurth is a highly effective, passionate community manager with strong experience of working with open source communities (Symbian, Symbian DevCo, Eclipse, GNU) and currently is community manager for xen.org. Lars has 9 years of experience building and leading engineering teams and a track record of executing several change programs impacting 1000 users. Lars has 16 years of industry experience in the tools and mobile sector working at ARM, Symbian Ltd, Symbian Foundation and Nokia. Lars has strong analytical, communication, influencing and presentation skills, good knowledge of marketing and product management and extensive background in C/C , Java and software development practices which he learned working as community manager, product manager, chief architect, engineering manager and software developer. If you want to know more, check out uk.linkedin.com/in/larskurth. Personally, Lars has a wide range of interests such as literature, theatre, cinema, cooking and gardening. He is particularly fascinated by orchids and carnivorous plants and has built a rather large collection of plants from all over the world. His love for plants extends into a passion for travel, in particular to see plants grow in their native habitats.

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