Re: [Xen-users] VT-x not found..

[Bart Coninckx <bart.coninckx@xxxxxxxxxx>]

On Monday 31 May 2010 20:24:15 Jonathan Tripathy wrote:
> On 31/05/10 19:11, Rudi Ahlers wrote:
> > On Mon, May 31, 2010 at 8:00 PM, Jonathan Tripathy <jonnyt@xxxxxxxxxxx
> > <mailto:jonnyt@xxxxxxxxxxx>> wrote:
> >
> >     Hi Everyone,
> >
> >     I upgraded my CentOS 5.5 to Xen 3.4.2 using this guide:
> >    
> > http://www.syntaxtechnology.com/2010/01/upgrade-xen-3-0-on-centos-5-4-x86
> >_64-to-xen-3-4-2/
> >
> >     Now, using the new kernel that it gave me, the system doesn't seem
> >     to be able to detect vt-x..
> >
> >     In virt-manager, Local Install Media and Network Boot are greyed
> > out..
> >
> >     Any ideas?
> >
> >     Thanks
> >
> >     _______________________________________________
> >     Xen-users mailing list
> >     Xen-users@xxxxxxxxxxxxxxxxxxx <mailto:Xen-users@xxxxxxxxxxxxxxxxxxx>
> >     http://lists.xensource.com/xen-users
> >
> >
> > Doe your CPU acrtually support vt-x?
> >
> >
> > Website: http://www.SoftDux.com
> > Technical Blog: http://Blog.SoftDux.com
> > Office: 087 805 9573
> > Cell: 082 554 7532
> 
> Yes it does. It worked fine with the orignal version of Xen that came
> with CentOS 5.5. It's a brand new server opened today from Dell which
> support Vt-x and Vt-d. Virtualisation technology is enabled in the BIOS
> 

You have the vmx flag in /proc/cpuinfo?
I suppose you had the VT extension enabled before the migration but suppose 
you fiddled with it, power down your host (like shutdown and pull the plug) 
and power it up again. I experienced this being necessary once because simple 
rebooting after getting out of the BIOS did NOT enable VT for real.

B.


_______________________________________________
Xen-users mailing list
Xen-users@xxxxxxxxxxxxxxxxxxx
http://lists.xensource.com/xen-users