[linux-lvm] efficiently copying snapshot data.
closms at gmail.com
Mon Jul 12 21:25:26 UTC 2010
OK but can the two snapshots exist on different physical machines?
On Sat, Jul 10, 2010 at 11:50 AM, Alasdair G Kergon <agk at 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!
> linux-lvm mailing list
> linux-lvm at redhat.com
> read the LVM HOW-TO at http://tldp.org/HOWTO/LVM-HOWTO/
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