On Fri, Sep 7, 2012 at 2:42 PM, Jiri Denemark <jdenemar@redhat.com> wrote:

On Thu, Sep 06, 2012 at 19:47:27 +0530, vivek hari wrote:
> Hi,
>

> Yes, it failed to boot from hard disk, instead booted from cd.
> I made a simple modification to the domain xml config file attached
> before. I replaced "target='xvda' with target='hda'" and removed per boot
> option. This time, installation was successful and booted from hd. Since
> installation was successful i deleted the iso file, then rebooted the
> machine, but it failed with the error.
>
> virsh # start vm-2
> error: Failed to start domain vm-2
> error: POST operation failed: xend_post: error from xen daemon: (xend.err
> 'Disk image does not exist: /var/lib/libvirt/images/Rhel53.iso')
>
> I hope this is not the proper behaviour. Below is my config file i used
> this time.
>

...

> <disk type='file' device='cdrom'>
> <source file='/var/lib/libvirt/images/Rhel53.iso'/>
> <target dev='hdc' bus='ide' />
> <readonly/>
> <address type='drive' controller='0' bus='1' target='0'
> unit='0' />
> </disk>

...

> Similar config file I used on kvm and esxi, i din't face any issue there.
> Can you let me know how libvirt sorts the boot device ?

Just remove the <source> element from cdrom device and it should work even for
xen.

Jirka