Re: [Xen-users] HVM-guest doesn't boot from virtual disk

[Todd Deshane <todd.deshane@xxxxxxx>]

On Tue, Dec 7, 2010 at 7:31 AM, Alexander Wendland <nospam@xxxxxxxxx> wrote:
> On Tue, 7 Dec 2010 00:44:38 -0500, Todd Deshane wrote:
>>
>> On Mon, Dec 6, 2010 at 10:32 AM, Alexander Wendland <nospam@xxxxxxxxx>
>> wrote:
>>>
>>> Hello,
>>>
>>> I've installed a HVM-guest on xen 4.0.1 with following disk-config:
>>>
>>> disk = ['phy:/dev/vg_virtual/test,sda,w','file:/root/foo.iso,hda:cdrom,r'
>>> ]
>>>
>>> "/dev/vg_virtual/test" is a logical volum (LVM2), the iso is an
>>> image-file.
>>>
>>>
>>> The installation of the Linux-system (booting from cd, setup,...) was
>>> finished sucessful and the maschine will be restarted.
>>>
>>> The rebooted system doesn't boot from the virtual harddisk and is booting
>>> from "cd" again.
>>>
>>>
>>>
>>> After disabling cd-booting via boot="c" and restart the maschine says:
>>>
>>> Booting from Harddisk...
>>> Boot from Harddisk failed: could not read the boot disk
>>>
>>> No bootable device found.
>>>
>>>
>>>
>>> I've tried different distributions, also installing in an image-file with
>>> the same result.
>>>
>>> There are data on the disk. I cann see the partitions and can mount it
>>> (extract via kapartx).
>>>
>>> Booting the vm from cd is working. The rescue-system can mount the
>>> partitionsand I cann work with it.
>>> Booting from "harddisk" will be failed.
>>>
>>> What is wrong? Who can help?
>>>
>>
>> Could you post your guest config file to the list?
>>
>> Thanks,
>> Todd
>
> Hello,
>
> here is it:
>
> kernel = "hvmloader"
> builder='hvm'
> memory = 256
> name = "testhvm"
> vcpus=1
> pae=0
> acpi=1
> apic=1
> vif = ['mac=00:16:33:AA:D2:9B, bridge=extern','mac=00:16:33:AA:D2:7B,
> bridge=dmz','mac=00:16:33:AA:D2:8C, bridge=intern']
> disk = ['phy:/dev/vg_virtual/test,sda,w','file:/root/foo.iso,hda:cdrom,r' ]

Try changing this disk line to:

disk = ['phy:/dev/vg_virtual/test,hda,w','file:/root/foo.iso,hdb:cdrom,r' ]

The boot="c" refers to MS-DOS style disk naming. So, disk order may in
fact matter.

Hope that helps,

Thanks,
Todd


-- 
Todd Deshane
http://todddeshane.net
http://runningxen.com

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