----- Original Message ----- > From: "Ernest Beinrohr" <[email protected]> > To: "users" <[email protected]> > Sent: Monday, November 25, 2013 12:20:08 PM > Subject: [Users] How to backup thin provisioned qcow2 disks?
> Hi, I'm currently looking for ways to backup my disks. > Live storage migration converted my disks from > preallocated to thin provisioning. Preallocated disk > backups are working from a simple dd from a snapshot, > but the thin qcow2 disks are a problem. I seems it uses > multiple logical volumes (3 in my case). For one snapshot? Are you sure? > Also they > are combined MUCH bigger than the preallocated: > 8GB raw vs thin: 31 GB - 1 snapshot. What version are you using? And on what storage? > So I have two questions: > - how would you backup these thin disks? You could just copy all three of your volumes. A more robust way, though, would probably be to export the disk to an export domain. > - is it possible to convert thin to preallocated and > discard the snapshots Unfortunately, not while the VM is still running. If you shut it down, you can merge the snapshot back. Go to VMs -> Snapshots -> select the snapshot you want to remove, and click delete. > thanks > -- > Ernest Beinrohr, AXON PRO > DevOps, Ing , RHCE , RHCVA , LPIC , VCA , +421-2--6241-0360 , > +421-903--482-603 > icq:28153343, skype:oernii-work , jabber:[email protected] > “For a successful technology, reality must take precedence over public > relations, for Nature cannot be fooled.” Richard Feynman > _______________________________________________ > Users mailing list > [email protected] > http://lists.ovirt.org/mailman/listinfo/users
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