Re: [Xen-users] Problem launching VM

[Jonathan Gowar <jon@xxxxxxxxxxxxxxxx>]

On Wed, 2013-04-24 at 12:59 +0100, Jonathan Gowar wrote:
> On Wed, 2013-04-24 at 12:12 +0100, Ian Campbell wrote:
> > On Wed, 2013-04-24 at 12:06 +0100, Jonathan Gowar wrote:
> > > Ian, thank you too.  That certain seems to be the problem, but I can't
> > > work the solution.  I added allow_unsafe to default/grub and updated:
> > > 
> > > # cat /proc/cmdline 
> > > placeholder root=UUID=3ecb462b-f87c-49a6-9a56-1af61990c40a ro
> > > allow_unsafe
> > 
> > It needs to be added to the hypervisor command line, not the dom0 kernel
> > command line which you have here.
> > 
> > That's GRUB_CMDLINE_XEN in /etc/default/grub on Debian at least.
> > 
> > > 
> > > Still the same error though.  Here are some parts from xm dmesg:
> > > 
> > > (XEN) *** Xen will not allow creation of DomU-s on this CPU for security 
> > > reasons. ***
> > > (XEN) *** Pass "allow_unsafe" if you\047re trusting all your (PV) guest 
> > > kernels. ***
> > 
> > Ian.
> > 

> Many thanks, that was it.
> 
> GRUB_CMDLINE_XEN="allow_unsafe=true"

I have installed XCP 1.6 CentOS version today, and have the same issue.
I want to know where to add the allow_unsafe option, but I have not been
able to find were to change this in CentOS; as there is
no /etc/default/grub or /boot/grub/menu.lst  Assistance appreciated.

Regards,
Jon


_______________________________________________
Xen-users mailing list
Xen-users@xxxxxxxxxxxxx
http://lists.xen.org/xen-users