From: Ray Morris <support@bettercgi.com>
To: LVM general discussion and development <linux-lvm@redhat.com>
Subject: Re: [linux-lvm] efficiently copying snapshot data.
Date: Fri, 09 Jul 2010 19:38:01 -0500 [thread overview]
Message-ID: <1278722281.8612.37@raydesk1.bettercgi.com> (raw)
In-Reply-To: <AANLkTikfqJRdgmf2ib9pz23p2IAz-fogXaSzfCv0tgEB@mail.gmail.com> (from closms@gmail.com on Fri Jul 9 18:47:12 2010)
> How can I efficiently copy only the snapshot?
rsync. Mount the snapshot, mount the copy of the source LV
on the other machine, and rsync from the snapshot to the copy.
You'll probably need to use "kpartx" to make the partitions
with the LVs visible.
--
Ray Morris
support@bettercgi.com
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On 07/09/2010 06:47:12 PM, Michael Closson wrote:
> Say I am using lvm to store VM disks. I have a logical volume with
> the
> master image and the vms are snapshots created from the master LV.
>
> I want to save this VM, copy the memory and snapshot data to a
> different
> machine with the same master LV, and then restore the VM.
>
> Is it possible? How can I efficiently copy only the snapshot?
>
> Thanks,
> Mike C
>
------quoted attachment------
> _______________________________________________
> 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/
next prev parent reply other threads:[~2010-07-10 0:38 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-07-09 23:47 [linux-lvm] efficiently copying snapshot data Michael Closson
2010-07-10 0:38 ` Ray Morris [this message]
2010-07-10 1:01 ` Stuart D. Gathman
2010-07-10 1:14 ` Ray Morris
2010-07-10 15:50 ` Alasdair G Kergon
2010-07-12 21:25 ` Michael Closson
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