[Users] How can I create a snapshot for virtual disks only?

[Itamar Heim]

On 06/27/2012 09:38 PM, Shu Ming wrote:
> On 2012-6-28 9:20, Itamar Heim wrote:
>> On 06/27/2012 08:57 PM, Shu Ming wrote:
>>> On 2012-6-27 23:30, Michal Skrivanek wrote:
>>>> That would make sense only when you are powered off, wouldn't it?
>>>> Otherwise what's the point of disk snapshot with open transactions,
>>>> buffers in mem, etc, without saving the state of the VM too?
>>>
>>> I understand syncing virtual disk state with the OS cache is a quite
>>> challenge to a snapshot tool developers. However, it is a handy feature
>>> for the users just want to back up their data in the disks without
>>> stopping VM. As other virtualization solution support this feature, we
>>> should narrow the gap to attract more users to oVirt.
>>>
>>
>> actually, live snapshot today is only supported for disks, without the
>> RAM.
> I can not find the button to create a snapshot for disk only in engine
> 3.1 beta release. Are you talking about a undergoing project?

live snapshot is for disks only, not for RAM.
so the live snapshot button only snapshots the disks already.

>>
>>>>
>>>> Thanks,
>>>> michal
>>>>
>>>> On 27 Jun 2012, at 17:26, Shu Ming <shuming at linux.vnet.ibm.com> wrote:
>>>>
>>>>> On 2012-6-27 23:19, Dafna Ron wrote:
>>>>>> Hi,
>>>>>>
>>>>>> no. the snapshot is for the entire vm and it's disks.
>>>>>>
>>>>>>
>>>>>> On 06/27/2012 05:31 PM, Shu Ming wrote:
>>>>>>> Hi,
>>>>>>>
>>>>>>> I am testing oVirt engine 3.1 beta release 06-07. I tried
>>>>>>> "snapshots-->create" button for a VM and it looked like that the
>>>>>>> snapshot to be created was for both the running state of the system
>>>>>>> and the virtual disks. I am wondering if there is any way to create
>>>>>>> the snapshot only for the virtual disks of the VM in engine?
>>>>>>>
>>>>> Do we have future plan to make snapshot for it's disks?
>>>>>
>>>>> --
>>>>> Shu Ming <shuming at linux.vnet.ibm.com>
>>>>> IBM China Systems and Technology Laboratory
>>>>>
>>>>>
>>>>> _______________________________________________
>>>>> Users mailing list
>>>>> Users at ovirt.org
>>>>> http://lists.ovirt.org/mailman/listinfo/users
>>>
>>>
>>
>
>