[ovirt-devel] OVF_STORE volumes are not updated

Allon Mureinik amureini at redhat.com
Wed Oct 14 11:48:54 UTC 2015


This is what we discussed on BZ#1268842, right?

On Mon, Oct 5, 2015 at 11:35 AM, Christopher Pereira <kripper at imatronix.cl>
wrote:

> Hi,
>
> I noticed that OVF_STORE volumes are not generated periodically as
> expected [1].
> It seems like the OVF_STORE volumes are only generated when the Storage
> Domain is detached from Engine, which is not feasible if we want to keep
> the VMs running.
>
> 1) Is there any way to force the OVF_STORE volume creation without
> detaching the Storage Domain?
>
> This would be very usefull for disaster recovery, since Storage Domains
> can be backed up and VM can be reimported.
> But if the OVF_STORE volumes are not updated, critical information like
> the ID of the VM active snapshot will get lost.
> If the VM is restored with a previous snapshot (not the last one), all
> information written after the last snapshot known by the OVF_STORE will get
> lost.
>
> 2) On the other hand, the only way I know to re-read the OVF_STORE content
> with the VM information contained in a Storage Domain, is by detaching and
> re-attaching it.
> I wonder if there is also any way to re-read the OVF_STORE?
>
> [1] : This is can be verified very easily by changing a running VM
> properties (change its name or create a snapshot), copying the whole
> storage domain and importing it into another Engine (POOL_UID and CHECKSUM
> must be removed from metadata in order to be able to attach to another
> Datacenter).
>
> PS: I'm on 3.6 RC. 1.
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>
>
>
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