Re: efficiently copying snapshot data.

[Michael Closson <closms@gmail.com>]

OK but can the two snapshots exist on different physical machines?

On Sat, Jul 10, 2010 at 11:50 AM, Alasdair G Kergon <agk@redhat.com> wrote:

On Fri, Jul 09, 2010 at 09:01:02PM -0400, Stuart D. Gathman wrote:
> Copy to a regular LV on the target system, and then do some dmsetup
> and metadata magic to turn the LV (which is a copy of a COW table) into a
> snapshot of the master LV with the COW already populated.

> I don't think such a utility exists.

lvconvert -s  does this, regardless of what the man page might lead you
to believe!

Alasdair

_______________________________________________
linux-lvm mailing list
linux-lvm@redhat.com
https://www.redhat.com/mailman/listinfo/linux-lvm
read the LVM HOW-TO at http://tldp.org/HOWTO/LVM-HOWTO/

_______________________________________________
linux-lvm mailing list
linux-lvm@redhat.com
https://www.redhat.com/mailman/listinfo/linux-lvm
read the LVM HOW-TO at http://tldp.org/HOWTO/LVM-HOWTO/