My FreeBSD-current/Xen install notes

Adrian Chadd adrian at
Tue May 19 13:31:09 UTC 2009

2009/5/19 Saifi Khan <saifi.khan at>:

>  . is dom0 support something that FreeBSD will target at some
>   point in time or would be happy to be domU ?

If Kip (and other Xen-clueful people get funding) - and there's time -
then I bet so.

>  . there was some mention of vimage/bitvisor in one of the
>   slides (i think on So, is it that jails getting
>   extended to support virtualization+containers and thus a
>   entirely different approach which does not use Xen ?

These solve different problem sets. :)

People seem to think "virtualisation" is "virtualisation". It isn't.
It depends on what kind(s) of problems you're trying to solve. Xen
solves a certain set of virtualisation problems.

>  . is it envisaged that a stable NetBSD dom0 implementation
>   would then be ported to FreeBSD (maybe) ?

No idea. Is it stable? :)

Personally, I'd prefer to see the FreeBSD DomU stuff 100% bulletproof
and documented before more stuff is hacked on, but as I said before,
I'm just interested in getting the current pieces into some kind of
documented shape; I'm not hacking on Xen by any stretch of the


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