[one-users] edit disks on running vm

[Ruben S. Montero]

Yes, that should be enough for both approached... I am not sure why you
need step 1, but I guess it may be needed in some scenarios. If you go for
the DB don't forget to backup and stop oned first.

Cheers


On Wed, Nov 6, 2013 at 1:59 PM, Karsten Nielsen <karsten at unity3d.com> wrote:

> OK,
>
> If I am to avoid that.
>
> Then I see my steps as:
> 1. Create new images from the running vm and make them permanent.
> 2. Create a new template that has the right bus and target prefixes set
> 3. Create a vm from that template
>
> Am I mission something ?
>
>
> If I change the DB then
> <DEV_PREFIX><![CDATA[hd]]></DEV_PREFIX><DISK_ID><![CDATA[
> 0]]></DISK_ID><IMAGE><![CDATA[root-20130726]]></IMAGE><
> IMAGE_ID><![CDATA[49]]></IMAGE_ID><PERSISTENT><![CDATA[
> YES]]></PERSISTENT><READONLY><![CDATA[NO]]></READONLY><SAVE>
> <![CDATA[YES]]></SAVE><SOURCE><![CDATA[sata/one-49]]></
> SOURCE><TARGET><![CDATA[hda]]></TARGET><TM_MAD><![CDATA[
> ceph]]></TM_MAD><TYPE><![CDATA[RBD]]></TYPE></DISK><
> DISK><CLONE><![CDATA[NO]]></CLONE><CLUSTER_ID><![CDATA[100]]></CLUSTER_ID>
>
> Should be changed to
> <DEV_PREFIX><![CDATA[vd]]></DEV_PREFIX><DISK_ID><![CDATA[
> 0]]></DISK_ID><IMAGE><![CDATA[root-20130726]]></IMAGE><
> IMAGE_ID><![CDATA[49]]></IMAGE_ID><PERSISTENT><![CDATA[
> YES]]></PERSISTENT><READONLY><![CDATA[NO]]></READONLY><SAVE>
> <![CDATA[YES]]></SAVE><SOURCE><![CDATA[sata/one-49]]></
> SOURCE><TARGET><![CDATA[vda]]></TARGET><TM_MAD><![CDATA[
> ceph]]></TM_MAD><TYPE><![CDATA[RBD]]></TYPE></DISK><
> DISK><CLONE><![CDATA[NO]]></CLONE><CLUSTER_ID><![CDATA[100]]></CLUSTER_ID>
>
>
> - Karsten
>
> On 06/11/13 13:13, Ruben S. Montero wrote:
>
>> I'm afraid you can't. The template used to instantiate the VM is used to
>> generate a detailed VM description (that includes the bus prefix and
>> target's). You'd need to modify that directly in the DB, but I'd try to
>> avoid that.
>>
>> Cheers
>>
>>
>> On Wed, Nov 6, 2013 at 1:06 PM, Karsten Nielsen <karsten at unity3d.com
>> <mailto:karsten at unity3d.com>> wrote:
>>
>>     Hi,
>>
>>     I have a vm running from a template that has set the wrong disk
>>     prefix therefore the vm uses scsi driver for the disk and not the
>>     virtio driver.
>>
>>     Can I change that just by stopping the vm edit the template that it
>>     was created from and start it again ?
>>
>>     I am running opennebula 4.2 with kvm hosts
>>
>>     - Karsten
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>>
>>
>>
>>
>> --
>> --
>> Ruben S. Montero, PhD
>> Project co-Lead and Chief Architect
>> OpenNebula - Flexible Enterprise Cloud Made Simple
>> www.OpenNebula.org <http://www.OpenNebula.org> |
>> rsmontero at opennebula.org <mailto:rsmontero at opennebula.org> | @OpenNebula
>>
>


-- 
-- 
Ruben S. Montero, PhD
Project co-Lead and Chief Architect
OpenNebula - Flexible Enterprise Cloud Made Simple
www.OpenNebula.org | rsmontero at opennebula.org | @OpenNebula
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