Re: [Xen-users] trouble installing

[Pasi Kärkkäinen <pasik@xxxxxx>]

On Tue, Feb 22, 2011 at 06:27:43AM -0600, Ted Brenner wrote:
>    Yeah, I commented out the entire line after sending that and it boots and
>    shuts down fine.  So are you suggesting using routing instead of bridging
>    where routing uses the distros networking tools instead of xen?
> 

No. I'm suggesting you set up the bridges using distro network settings.

-- Pasi

>    On Tue, Feb 22, 2011 at 12:22 AM, Pasi Kärkkäinen <[1]pasik@xxxxxx> wrote:
> 
>      On Mon, Feb 21, 2011 at 08:14:33PM -0600, Ted Brenner wrote:
>      >    Thanks for the help Pasi.  So why use Debian network scripts in
>      lieu of
>      >    Xen scripts when the Debian wiki doesn't suggest it?
>      >
> 
>      It has been a 'best practive' to use distro provided network scripts
>      for years already..
> 
>      Upcoming Xen 4.1 with the new default xl/libxl toolstack actually
>      as a default requires you to set up the networking using the distro
>      scripts!
> 
>      >    I removed 'bridge=eth0' from the network-script line but I'm still
>      having
>      >    trouble with the xen daemon.  When I boot up it isn't running and
>      when I
>      >    shutdown it still hangs apparently because it's getting no response
>      from
>      >    eth0.  Do I have to do something to make my change to
>      xend-config.sxp
>      >    permanent?
>      >
>      >    When I try and start up xend I see this error:
>      >
>      >    # xend start
>      >    ifdown: interface eth0 not configured
>      >    RTNETLINK answers: Device or resource busy
>      >    /etc/xen/scripts/network-bridge: line 240: sigerr: command not
>      found
>      >
> 
>      You have to remove the whole "network-script" line !
> 
>      -- Pasi
> 
>      >    On Mon, Feb 21, 2011 at 4:18 AM, Pasi Kärkkäinen
>      <[1][2]pasik@xxxxxx> wrote:
>      >
>      >      On Sun, Feb 20, 2011 at 10:14:06PM -0600, Ted Brenner wrote:
>      >      >    Hi,
>      >      >
>      >      >    I'm trying to setup Xen 4.0 on Debian Squeeze.  I've been
>      following
>      >      this
>      >      >    wiki for the most part.
>       [1][2][3]http://wiki.debian.org/Xen.  When I
>      >      first went
>      >      >    through the process, after rebooting I just got a blank
>      black
>      >      screen with
>      >      >    no grub.  So after reinstalling my OS I've been rebooting
>      after
>      >      every step
>      >      >    and everything works fine (not sure why I got the grub error
>      the
>      >      first
>      >      >    time).  But after uncommenting the network-script part of
>      >      xen-config.sxp
>      >      >    file and adding 'network-bridge antispoof=yes', things start
>      to act
>      >      up.
>      >      >    The first thing I noticed was that shutdowing down the dom0
>      now
>      >      hangs,
>      >      >    usually at the point of stopping the xend daemon.  So I
>      tried
>      >      adding
>      >      >    'bridge=eth0'.  Nothing really change but I still installed
>      a domU,
>      >      Ubuntu
>      >      >    Maverick.  However, I couldn't connect as I was getting
>      errors like
>      >      this:
>      >      >
>      >      >    Error: Device 0 (vif) could not be connected. Hotplug
>      scripts not
>      >      working.
>      >      >
>      >      >    Checking the hotplug log it said this
>      >      >    can't add vif1.0 to bridge eth0: Operation not supported
>      >      >
>      >
>      >      Sounds like 'eth0' is not a bridge. So probably wrong bridge=
>      parameter
>      >      used for that vm.
>      >
>      >    eth0 is my dom0 network interface so the problem is that it is
>      already in
>      >    use correct?
>      >
>      >
>      >      >    So I'm wondering how I should be setting up the
>      network-scripts.
>      >       Every
>      >      >    instruction I read mentions it but they all seem to have
>      slightly
>      >      >    different variants.  Any help would be much appreciated.
>       I'm
>      >      running on
>      >      >    amd64 platform.
>      >      >
>      >
>      >      I'd recommend to disable xen network-script in
>      /etc/xen/xend-config.sxp
>      >      and set up the required bridges using debian network scripts.
>      >
>      >
>      >
>      >      -- Pasi
>      >
>      >    --
>      >    Ted Brenner
>      >
>      > References
>      >
>      >    Visible links
>      >    1. mailto:[4]pasik@xxxxxx
>      >    2. [5]http://wiki.debian.org/Xen
> 
>    --
>    Ted Brenner
> 
> References
> 
>    Visible links
>    1. mailto:pasik@xxxxxx
>    2. mailto:pasik@xxxxxx
>    3. http://wiki.debian.org/Xen
>    4. mailto:pasik@xxxxxx
>    5. http://wiki.debian.org/Xen

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