[Users] oVirt support for backup/restore

Itamar Heim iheim at redhat.com
Fri Apr 19 07:58:48 UTC 2013


On 04/19/2013 10:33 AM, Gianluca Cecchi wrote:
> On Mon, Mar 4, 2013 at 2:02 PM, Itamar Heim  wrote:
>
>> in general, you are correct - you don't care about live snapshot with
>> memory, since you probably mostly care about backing up the disks.
>> you may care, depending on the type of guest, on having a qemu-guest-agent
>> installed, which would help with syncing the writes to the disks before the
>> live snapshot is taken.
>>
>> something to test though is if a daily snapshot does not degrade the
>> performance of the running VM, due to more COW layers (until the backup api
>> and live merge are in place).
>
> hello, coming back to this topic.
>
> when you say
> "
> you may care, depending on the type of guest, on having a
> qemu-guest-agent installed, which would help with syncing the writes
> to the disks
> "
>
> do you refer to something in particular already implemented as a
> command or something similar?
> I have a CentOS 6 guest with rhev-guest-agent taken by dreyu repoan
> dwould like to test what available in case.
>
> Thanks,
> Gianluca
>

qemu-guest-agent isn't ovirt/rhev-guest-agent.
now that qemu started their own guest agent, ovirt/rhev-guest-agent 
isn't used for things covered by the qemu-guest-agent.



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