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Date: Mon, 19 Jul 2010 11:45:39 -0400
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From: Greg Freemyer <greg.freemyer@gmail.com>
Subject: Re: [linux-lvm] COW store
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To: LVM general discussion and development <linux-lvm@redhat.com>

On Mon, Jul 19, 2010 at 7:14 AM, andiket a <truly_linux@yahoo.co.in> wrote:
>
> Hi,
>
> Is it possible to specify a different device or to be specific a different VG than original VG to create a cow store for snapshot.
>
> If I have a an LV in VG1 then I don't snapshot to create cow store (snapshot LV) on same VG but to use VG2.
>
>
> Thanks.
>

Your question would make a lot more sense as:

===
Is it possible to specify a different device or to be specific a
different PV than original PV to create a cow store for snapshot?
===

Answer: Yes, when you create your main LVs and snapshot LVs you can
specify which PVs they use.

Greg