[ovirt-users] [Qemu-block] Scheduling daily Snapshot

[Nir Soffer]

On Fri, Dec 8, 2017 at 5:25 PM Max Reitz <mreitz at redhat.com> wrote:

> On 2017-12-07 23:19, Nir Soffer wrote:
> > On Wed, Dec 6, 2017 at 6:02 PM Jason Lelievre <jlelievre at folksvfx.com
> > <mailto:jlelievre at folksvfx.com>> wrote:
> >
> >     Hello,
> >
> >     What is the best way to set up a daily live snapshot for all VM, and
> >     have the possibility to recover, for example, a specific VM to a
> >     specific day?
> >
> >
> > Each snapshot you create make reads and writes slower, as qemu has to
> > lookup data through the entire chain.
> >
> > When we take a snapshot, we create a new file (or block device) and make
> > the new file the active layer of the chain.
>
> I'm not sure how much this is going to slow you down exactly, but I can
> tell you that there are also incremental backups to look into.
>
> (e.g. https://wiki.qemu.org/Features/IncrementalBackup)
>

checking, thanks!


>
> Max
>
>
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