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Re: [Duplicity-talk] Direct backup of LVM snapshot partitions?
From: |
GDR! |
Subject: |
Re: [Duplicity-talk] Direct backup of LVM snapshot partitions? |
Date: |
Tue, 11 Dec 2012 10:09:23 +0100 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:17.0) Gecko/17.0 Thunderbird/17.0 |
On 12/10/2012 10:10 PM, address@hidden wrote:
> On 10.12.2012 19:01, GDR! wrote:
>> On 12/10/2012 01:16 PM, George MacKerron wrote:
>>> Thanks Edgar. Yes, I'm already using LVM snapshots. I just wanted to then
>>> back up the raw volume data, rather than mount the snapshot and back up the
>>> files it contains.
>>
>> Just to justify what he's doing and point that "just mount it" is not a
>> good answer: he might want to back up a Windows partition that he's
>> using in KVM, or some other file system which has special attributes
>> which may be lost when mounting in Linux. I've been facing this problem
>> too, but came up with no solution.
>>
>
> i see your point. but even in that case a snapshot would be the better
> option. if there really is no way to keep all attributes* the he can still
> dump the snapshot blockwise and backup that. the idea of a snapshot is that
> it is in a valid state, synced without any half written files or such.
> not sure if lvm actually can assure the last bit for vm disk filesystems
> though.
>
> ..ede/duply.net
>
> * i am sure none of these would be backed up by duplicity anyway ;)
So you're suggesting dumping it (eg. with dd) and backing up the dump
with duplicity?
My goal is to have remote, incremental backups of the volume, so just
snapshots aren't really enough.
--
Kreślę się z rewerencją,
GDR!
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- [Duplicity-talk] Direct backup of LVM snapshot partitions?, George MacKerron, 2012/12/07
- Re: [Duplicity-talk] Direct backup of LVM snapshot partitions?, George MacKerron, 2012/12/10
- Re: [Duplicity-talk] Direct backup of LVM snapshot partitions?, edgar . soldin, 2012/12/10
- Re: [Duplicity-talk] Direct backup of LVM snapshot partitions?, George MacKerron, 2012/12/10
- Re: [Duplicity-talk] Direct backup of LVM snapshot partitions?, edgar . soldin, 2012/12/10
- Re: [Duplicity-talk] Direct backup of LVM snapshot partitions?, GDR!, 2012/12/10
- Re: [Duplicity-talk] Direct backup of LVM snapshot partitions?, edgar . soldin, 2012/12/10
- Re: [Duplicity-talk] Direct backup of LVM snapshot partitions?,
GDR! <=
- Re: [Duplicity-talk] Direct backup of LVM snapshot partitions?, edgar . soldin, 2012/12/11
- Re: [Duplicity-talk] Direct backup of LVM snapshot partitions?, T. Prost, 2012/12/11
- Re: [Duplicity-talk] Direct backup of LVM snapshot partitions?, edgar . soldin, 2012/12/11
- Re: [Duplicity-talk] Direct backup of LVM snapshot partitions?, T. Prost, 2012/12/12
- Re: [Duplicity-talk] Direct backup of LVM snapshot partitions?, edgar . soldin, 2012/12/12
- Re: [Duplicity-talk] Direct backup of LVM snapshot partitions?, T. Prost, 2012/12/12
- Re: [Duplicity-talk] Direct backup of LVM snapshot partitions?, edgar . soldin, 2012/12/12
- Re: [Duplicity-talk] Direct backup of LVM snapshot partitions?, T. Prost, 2012/12/12
- Re: [Duplicity-talk] Direct backup of LVM snapshot partitions?, edgar . soldin, 2012/12/12
- Re: [Duplicity-talk] Direct backup of LVM snapshot partitions?, T. Prost, 2012/12/13