Re: [Xen-devel] consistent LVM snapshot of domUs from dom0

[Nikola Ciprich <extmaillist@xxxxxxxxxxx>]

Hi Mike, well, I maybe don't understand where the question is ;) but I 
guess that Your procedure is perfectly correct (for creation of a 
checkpoint of running system), if You want to restore the backup later, 
You restore system into running state, so a filesystem is in state 
consistent with running system....
n.


 On Sat, 8 Dec 2007, Stefan de Konink wrote:

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> Nikola Ciprich schreef:
> > Hi Mike,
> > I think that this problem can be solved using procedure Mark proposed -
> > freeze filesystems of all running domUs using some xm command, then
> > create snapshot and unfreeze them all again. I think that You won't need
> > suspend at all.
> > We just now need to implement it :)
> Just a question about unsafely. I have implemented iscsi and zfs as
> combination with Xen on Linux. Is the only safe procedure:
>
> pause
memory snapsnot
> [send out disk snapshot]
> resume
>
>
> Stefan
>
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