[Users] [vdsm] Restoring Virtual Machines

[Igor Lvovsky]

> -----Original Message-----
> From: Itamar Heim [mailto:iheim at redhat.com]
> Sent: Sunday, February 19, 2012 5:53 PM
> To: Igor Lvovsky
> Cc: '??????'; users at ovirt.org; vdsm-devel at lists.fedorahosted.org
> Subject: Re: [vdsm] [Users] Restoring Virtual Machines
>
> On 02/19/2012 04:45 PM, Igor Lvovsky wrote:
> >
> >> -----Original Message-----
> >> From: vdsm-devel-bounces at lists.fedorahosted.org [mailto:vdsm-devel-
> >> bounces at lists.fedorahosted.org] On Behalf Of Itamar Heim
> >> Sent: Friday, February 17, 2012 5:13 PM
> >> To: ??????
> >> Cc: users at ovirt.org; vdsm-devel at lists.fedorahosted.org
> >> Subject: Re: [vdsm] [Users] Restoring Virtual Machines
> >>
> >> On 02/17/2012 11:51 AM, ?????? wrote:
> >>> Can I use the "data of storage domain", created in the old ovirt to
> >>> import
> >>> virtual machines in a new ovirt?
> >>> It is possible to convert the "data of storage domain" in "export
> >>> domain"
> >>> manually? To mount it as a "Export domain" in a new overt
> >
> > No, it's impossible. The export domain has specific layout (similar to
> > layout of master domain)
> >   that contains for example VM's ovf files.
> > In theory you can 'hijack' master domain, but the flow is very 
> > complicated
> > and not recommended.
>
> if someone has only a single master storage domain, why can't they make
> it an export domain?

This is exactly what I said. You can do it (just because they have almost 
same layout), but
it's not trivial. You will need to change domains metadata manually and it's 
never been tested


>
> >
> >>
> >> cc-ing vdsm-devel on how to change the metadata of the SD to make it an
> >> export domain, instead of a data domain (which is pretty arbitrary 
> >> iirc).
> >>
> >>>
> >>>
> >>>
> >>> -----Original Message-----
> >>> From: Itamar Heim [mailto:iheim at redhat.com]
> >>> Sent: Thursday, February 16, 2012 4:36 AM
> >>> To: ??????
> >>> Cc: users at ovirt.org
> >>> Subject: Re: [Users] Restoring Virtual Machines
> >>>
> >>> On 02/15/2012 11:43 AM, ?????? wrote:
> >>>> hi, in the process of testing ovirt some questions:
> >>>> 1. If you are upgrading ovirt we erased the database postgress,
> >>>> whether it is possible to restore the list of virtual machines 
> >>>> without
> >>>> having to restore the database from the dump? Take a virtual machine
> >>>> working on the nodes.
> >>>
> >>> not easily right now.
> >>> easiest (other than restore) would probably be to make the storage
> >>> domain
> >>> into an export domain, and import from it in the new engine.
> >>>
> >>>> 2. Is it possible to manage virtual machines through the cli?
> >>>
> >>> yes.
> >>>
> >>>> 3. Is it possible to arrange a backup of virtual machines without
> >>>> interruption of its performance?
> >>>
> >>> I don't think there is a simple answer to this question.
> >>> can you explain what is the exact concern?
> >>>
> >>> thanks,
> >>>       Itamar
> >>>
> >>>
> >>
> >> _______________________________________________
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> >> vdsm-devel at lists.fedorahosted.org
> >> https://fedorahosted.org/mailman/listinfo/vdsm-devel