[Users] clone vm from snapshot problem in 3.2

[Alissa Bonas]

----- Original Message -----
> From: "Gianluca Cecchi" <gianluca.cecchi at gmail.com>
> To: "Alissa Bonas" <abonas at redhat.com>
> Cc: "users" <users at ovirt.org>, "Vered Volansky" <vered at redhat.com>, "Liron Aravot" <laravot at redhat.com>
> Sent: Monday, March 4, 2013 4:13:38 PM
> Subject: Re: [Users] clone vm from snapshot problem in 3.2
> 
> On Sun, Mar 3, 2013 at 5:30 PM, Alissa Bonas  wrote:
> >>
> >> 2)
> >> KO, if I clone a windows 7 VM from a snapshot (time 17:09) I get
> >> this
> >> on gui
> >> https://docs.google.com/file/d/0BwoPbcrMv8mvaW9OVW84WVI1dkU/edit?usp=sharing
> >>
> >> You can find the engine.log from server restart (at 17:06) here:
> >> https://docs.google.com/file/d/0BwoPbcrMv8mvTDQzRTFfbFgxX0E/edit?usp=sharing
> >>
> >> Are there any restrictions?
> >> The VM was powered off when taking the snapshot and making the
> >> clone.
> >
> > Hi Gianluca,
> >
> > Regarding the second item you mentioned - failure of the clone vm
> > from snapshot,
> > the engine log indicates that the  following error occurred
> >  "Volume Group not big enough" - suggesting you might check if you
> > have enough free space.
> >
> 
> Yes, you are right. I thought I had selected a storage domain with
> sufficient free space but probably it was not so.
> 
> I just repeated the operation, creating a snapshot and then a clone
> of
> the same VM and selecting an SD with sufficient free space, and it
> completed correctly with the cloned VM able to boot.
> I take the occasion to suggest oVirt to at least behave this way:
> 
> 1) pre-calculate necessary space and in case of problems don't start
> the clone operations but send a warning message impeding it
> 
> If during 1) all was ok and in the mean time went KO (unexpected new
> storage allocated that made impossible clone completion)
> 2) notify the user with the actual problem (insufficient space) and
> not those crypic messages....
> see the already pointed link:
> https://docs.google.com/file/d/0BwoPbcrMv8mvaW9OVW84WVI1dkU/edit?usp=sharing

Those are indeed great improvement suggestions for a better user experience.
It will be great if you could add it in bugzilla (as RFE) so it can be followed and managed there:
https://bugzilla.redhat.com/enter_bug.cgi?product=oVirt
Thank you!

> Thanks,
> Gianluca
>