Re: [Xen-users] Xen 3, LVM and FC4

[Andrew Ross <aross@xxxxxxxxxxxxxx>]

Andrew McConnell wrote:

> This is my first attempt at setting up Xen.  I've got xend running
> without issue but can't seem to create DomU's.  I'm sure I'm missing
> something obvious but I've exhausted my resources trying to find it.
> I installed from xen-3.0.2.2-86.1 RPMs.
>
> Do I need to do anything more to a LV before trying to use it with Xen?
I assume you've created a filesystem on the LV and have drivers for said 
fs compiled into your domU kernel.
> [root@phllu3 ~]# cat /etc/xen/test.cfg
> kernel = "/boot/vmlinuz-2.6.16-xen3_86.1_fc4"
> memory = 64
> name = "vm1"
> vif = [ '' ]
> disk = [ 'phy:/dev/xen_vg/lvol0,sda1,w' ]
You're missing the following line in /etc/xen/test.cfg :

root = "/dev/sda1 ro";

> [root@phllu3 ~]# xm create -c test.cfg
> VFS: Cannot open root device "<NULL>" or unknown-block(0,0)
> Please append a correct "root=" boot option
Cheers

Andrew


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