[one-users] Strange behaviour of DEFAULT_DEVICE_PREFIX and TARGET when using Xen in HVM mode
tinova at opennebula.org
Thu Sep 15 03:05:42 PDT 2011
Yes, this is a problem also for KVM. There is a ticket  to fix the
documentation accordingly, thanks for the feedback.
Constantino Vázquez Blanco, MSc
OpenNebula Major Contributor
www.OpenNebula.org | @tinova79
On Thu, Sep 15, 2011 at 11:57 AM, Maxence Dunnewind
<maxence.dunnewind at inria.fr> wrote:
>> You are right, TARGET cannot be set in the image template, but you can
>> set the DEV_PREFIX, that should be enough to achieve a working
>> deployment file.
> I investigate more on the subject, finally the conclusion is that Xen in HVM
> mode can't handle more than 4 devices, that's why it worked with xvdc or xvdd.
> I tried to upgrade to Xen4 on squeeze to try with devops modules, but because of
> some stupid packaging decision, I can't make it work as expected.
> The last decision has been to move to paravirt on Xen3/lenny, which works
> correctly, I don't have this issue anymore.
> Thanks for your help,
> Maxence Dunnewind
> System Engineer on Bonfire
> Research Center INRIA Rennes - Bretagne Atlantique, France
> Team Myriads, Office E219, tel +33 2 99 84 25 76
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