Re: [Xen-devel] xen-unstable on OL6 (RHEL6 clone) problems

[Pasi Kärkkäinen <pasik@xxxxxx>]

On Thu, Feb 10, 2011 at 09:55:55AM -0800, Dan Magenheimer wrote:
> Hi Pasi!
> 
> > Dunno if this helps: http://wiki.xen.org/xenwiki/RHEL6Xen4Tutorial
> 
> Actually I meant to mention in the original email, yes
> this WAS very helpful, thanks very much for writing that
> or I wouldn't have gotten as far as I did.
> 

Good to hear it helped :)

> However, I am trying to install xen-unstable rather than from
> rpms so this is Xen 4.1 (rc) not Xen 4.0 and I think that's
> where my problems are.
> 

Yep.

> > > /sys/class/net/virbr0/bridge: No such file or directory
> >
> > > I'm guessing that I have to manually set up some
> > > network bridges that I never had to deal with before, but
> > > don't have any idea how to do that.
> > >
> > 
> > Yep, when you use xl toolstack you need to set up the bridges yourself.
> > The recommended way in el6 is to use /etc/sysconfig/network-
> > scripts/ifcfg-br* scripts.
> > Those are documented in the user manuals.
> > 
> > Something like:
> 
> Yep, did that both on an OL6 machine without Xen installed and
> an OL6 machine with Xen-4.1-rc3 installed (built from scratch).
> The bridging looks to be working fine on the machine without Xen.
> On the Xen machine, I am still seeing a long sequence of
> 
> /sys/class/net/virbr0/bridge: No such file or directory
> 
> and that directory shows up fine with "ls -l".

So the directory is there, but is the "bridge" file there aswell? 


> That message also shows up many times with "brctl show", so I suspect 
> something
> in the Xen install/startup is changing something that is confusing
> something.  Or it is possible I committed some pilot error elsewhere.
>

Hmm, so does "brctl show" list the bridges, even when it gives the error?

Btw do you have SElinux enabled? 

-- Pasi
 

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