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xen-users
Re: [Xen-users] Mixed DomU Architectures
How about building a chroot'ed 32bit tree within a domU ?
At least this is what I do in Debian for installing and running 32bit
packages from within 64bit environment.
Dan Hawker wrote:
> Hi All,
>
> Quick question that is slightly OT, but is Xen related.
>
> Just got a new server thru the door and have a couple of questions.
>
> Am running Xen 3.0.2 on it (dual Xeon HP server with 4GB RAM). Runs like a
> charm. As its a new machine it came with 2x EM64T Xeons. The Dom0 is a FC5
> x86_64 install. My DomUs are mostly FC4 i386 installs (I have an i386
> based container of FC4 I use as a template) that I combine with the x86_64
> DomU kernel that came with FC5.
>
> As mentioned, works fine.
>
> One of the key plans for this box is as a place for software developers to
> compile/build etc, without nasty pieces of software killing the box as a
> whole. The plan is one VM per team of about 4.
>
> My only stumbler is the fact that my VMs naturally announce themselves
> (uname) as x86_64 machines, however the target for the software is i386
> only. Now I know you can set the arch using setarch (and this works as
> expected) however this only works on a command-by-command basis.
>
> I have found out (by reading this list mostly) that you cannot mix kernel
> architectures within Xen. ie you can't have a x86_64 Dom0 kernel and mixed
> x86_64 and i386 DomUs, so I can't just install a pure 32bit DomU for these
> dev VMs.
>
> Does anyone know a way of setting setarch permanently (rather than running
> it at every command) or someother cunning plan so that when building, the
> dev VM will respond with a *i'm an i386 machine* rather than an x86_64.
>
> TIA
>
> Dan
>
>
>
> _______________________________________________
> Xen-users mailing list
> Xen-users@xxxxxxxxxxxxxxxxxxx
> http://lists.xensource.com/xen-users
>
--
Yuri Pismerov, System Administrator
Armor Technologies (Canada) Inc.
P: 905 305 1946 (x.3519)
http://www.armorware.net
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