[DRBD-user] Extracting Partition from DRBD Logical Volume

Trevor Hemsley themsley at voiceflex.com
Wed Mar 19 21:34:37 CET 2014

Note: "permalinks" may not be as permanent as we would like,
direct links of old sources may well be a few messages off.


If you backup /dev/drbdX then you get the device without the metadata.
If you want the metadata then you'd need to back up the backing device
that drbd is using for the device.

On 19/03/14 20:31, ???? ??????????? wrote:
> Hi Aaron.
>
> I just use separate small LVs as metadisks... 
> This has big advanture: if something goes wrong I can always use
> drbd-data volume as a regular block device.
>
>
> 2014-03-19 23:59 GMT+04:00 Aaron Clausen <mightymartianca at gmail.com
> <mailto:mightymartianca at gmail.com>>:
>
>     I'm using DRBD 8 and LVM for a number of KVM guests. Each guest is its
>     own LVM, and I have DRBD 8 set up to have its metadata in the
>     partition.
>
>     I would like the ability to grab an LVM image of a guest partition for
>     backup, but want to do so without the metadata (in case I need to
>     restore the guest on a stand-alone server without DRBD). Is there a
>     way via dd or some other tool to extract just the virtual drive and
>     not DRBD's metadata?
>
>     --
>     Aaron Clausen
>     mightymartianca at gmail.com <mailto:mightymartianca at gmail.com>
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>
>
>
>
> -- 
> ? ?????????, ???.
>
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