[linux-lvm] Snapshot of a Snapshot

[Dan Kegel]

On Fri, Feb 29, 2008 at 3:27 AM, Karl Wagner <kwagner at zetex.com> wrote:
>  I was just wondering if there was a plan to add 'Snapshot of a Snapshot'
>  functionality to LVM2? If so, is there any timescale on it?
>
>  This would be a very useful feature, especially in a Xen environment.
>
>  Also, is there an easy way to backup and restore a snapshot? My scenario
>  is that I am running several Xen DomU's (Virtual machines, 4 of them to
>  be precise) from snapshots of a base image. However, if one dies (eg the
>  snapshot overflows, something which should not happen again but just in
>  case...) and I recreate the snapshot and restore the backup image I
>  took, it fills the snapshot up.

It sounds like you could use a 'revert to snapshot' feature.
Is that right?
- Dan