[clug] Debian 9 "Stretch" released, June 17th, 2017

Bob Edwards bob at cs.anu.edu.au
Sun Jun 18 23:44:07 UTC 2017

On 18/06/17 16:00, George at Clug via linux wrote:
>      Great news, Debian Stretch has now officially been released !
> https://www.debian.org/News/2017/20170617

All good things come to those who wait! (and wait and wait...) (OK,
I am not, yet, a Debian developer, so I shouldn't be so negative...
Good work Debian developers!!!).

> This release includes numerous updated software packages, such as:
> Xen Hypervisor
> Did I miss something? I understood Xen was proprietary?  So I am 4
> years behind? Does Citrix own Xen, or is it owned by the Linux
> Community and Citrix now only supports it?

I always understood Xen to be FOSS. And I think it has been supported
in Debian since 4.0 (Etch) (according to Wikipedia, anyway).


Bob Edwards.

> http://events.linuxfoundation.org/sites/events/files/xpus13_pavlicek.pdf
> Xen Hypervisor: The Crux of the Xen Project
> • Type 1 Hypervisor: Does not run in the kernel
> • VMs compete with other VMs for resources, not with processes
> • Architecture emphasizes security
> • Uses toolstacks for Control Domain to talk to Hypervisor
> • Default is XL (improved on XM)
> • Libvirt /VIRSH option
> • No native GUI
> • Started as “XenEnterprise”, a product of XenSource Inc.
> – First released in 2006
> – Initially a proprietary product built on top of the open - source
> Xen hypervisor
> • Evolved into XenServer, a product of Citrix, Now up to version 6.2
> (released June 2013)
> • Became an open source project in 2013
> https://en.wikipedia.org/wiki/Xen
> The University of Cambridge Computer Laboratory developed the first
> versions of Xen. The Xen Project community develops and maintains Xen
> Project as free and open-source software, subject to the requirements
> of the GNU General Public License (GPL), version 2. Xen Project is
> currently available for the IA-32, x86-64 and ARM instruction sets.

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