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xen-users
Re: [Xen-users] Xen backups using LVM Snapshots
I would concur! Rsnapshot is an excellent way to get a good backup of
needed data directories and provides a lower risk of loss.
Steven G. Spencer, Network Administrator
KSC Corporate - The Kelly Supply Family of Companies
Office 308-382-8764 Ext. 231
Mobile 308-380-7957
Javier Guerra wrote:
> On Wed, Oct 15, 2008 at 2:17 AM, <lists@xxxxxxxxxxxxx> wrote:
>> Each DomU with a database has a cron that dumps the db with mysqldump.
>> Later on, Dom0 will do an LVM Snapshot of all DomUs and then do a file
>> system backup of the Snapshots. I do no actions on the DomUs. No shutdown
>> or 'xm pause/save/...'
>
>
> as you must have seen already, those snapshots mount as 'dirty'
> filesystems, since they're exact copies of an already mounted
> filesystem. therefore, you have to run fsck on mount (usually
> automatic on journalling filesystems). depending on the journalling
> algorithm, you risk having non-written data.
>
> much safer, and easier IMHO, is to do a regular network backup.
> something as simple as pulling via rsync the files you need. (i
> really like rsnapshot)
>
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