[Users] Resizing disks destroys contents

[Dan Kenigsberg]

On Sat, Oct 12, 2013 at 11:07:07PM +0330, Mohsen Saeedi wrote:
>    We should update both of vdsm and ovirt-engine or vdsm is enough? I check
>    ovirt el repo and it does not have new version for vdsm.
>    On 10/12/2013 02:11 AM, Dan Kenigsberg wrote:

Only a vdsm update is required for resolving this issue.
Apparently, vdsm-4.12.1-4 is still in testing stage
http://resources.ovirt.org/releases/updates-testing/rpm/EL/6/x86_64/

Please try it out!

> 
>  On Sat, Oct 12, 2013 at 12:27:02AM +0330, Mohsen Saeedi wrote:
> 
>     I have same problem too.   I have one node as ovirt engine and as
>     hypervisor too. I successfully upgrade our engine from 3.1 to 3.2 and then
>     from 3.2 to 3.3 and everything is ok.
>     then i upgrade our cluster version to 3.3 and then our datacenter to 3.3.
>     I increase 1GB on virtual machine with 20GB thin disk  and I receive
>     success message on event and our disk increase to 21GB but after host
>     reboot, i saw message that contains no bootable disk is available!!!
>      then i try to install new os on that disk (Centos 6.4 minimal) and
>     anaconda show the error on screen : No usable disks have found. I think
>     disk corrupt after resizing.
>     it was test VM but it's very if occur for real and functional VMs.
> 
>  Yes, this is indeed a bad bad bug. It was inadvertantly fixed on the
>  master branch a while ago. Yesterday, we've backported the fix to
>  3.3.0.1
> 
>      http://lists.ovirt.org/pipermail/users/2013-October/017018.html
> 
>  Please avoid trying ovirt-3.3.0's new disk resize feature on file-based storage,
>  unless you upgrade to vdsm vdsm-4.12.1-4 first.
> 
>  Dan.