Possible to run Linux distro in a jail?

Vincent Hoffman vince at unsane.co.uk
Sun May 30 11:10:47 UTC 2010


On 30/05/2010 08:10, Matthew Seaman wrote:
> On 29/05/2010 22:15:37, Alexandre L. wrote:
> > I have this link to a French Blog :
> http://blog.etoilebsd.net/post/Emprisonner_une_debian_dans_un_FreeBSD
>
> > This describe how to "jail" a Linux Debian in FreeBSD.
>
> > I hope this will help you. I haven't used it.
> > Thanks to its author : Baptiste Daroussin.
>
> This is technically not Debian *Linux* at all -- it's a Debian project
> to merge a BSD kernel with all the GNU shlibs and the various other
> utilities used on Debian systems.  See
> http://www.debian.org/ports/kfreebsd-gnu/ and
> http://wiki.debian.org/Debian_GNU/kFreeBSD
Actually my reading of it is a linux userland running under linux
compatibility mode as a jail. So no not linux but not quite kFreeBSD either.

Vince
>
> jail(8) uses the same kernel image in the jail as in the base system.
> So, in general, jails have to contain pretty much the same OS as the
> base.  There are some variations possible, like running a 32-bit world
> in a jail on a 64-bit box, or running alternate FreeBSD versions to the
> main system (takes a bit of tweaking to make work properly, but this is
> used by the ports build cluster for example).
>
>     Cheers,
>
>     Matthew
>
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