[DRBD-user] Migrating to Cluster

Niels Piersma info at piersma.com
Tue Apr 7 09:06:50 CEST 2009

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




Stefan Seifert-4 wrote:
> 
> On Sunday, 05. April 2009, Niels Piersma wrote:
>> We are looking for a solution to migrate an existing disk/volume
>> (LVM/ext3)
>> to DRBD cluster.
>>
>> Unfort. during the cluster installation process we need to "zero out" the
>> device... which probably would kill our current data. We have no room to
>> resize the partion (sorry, design mistake) and don't really want to
>> backup
>> / transfer all the data first.
>>
>> Is there a way to "inject" the current lvm/ext3 into DRBD WITHOUT
>> "touching" (distructivly) the disk/volume?
> 
> If you want to use internal meta data, just shrink the file system on your
> lv 
> (not the lv itself). Otherwise just use external meta data. No need to
> zero 
> out the device in any case.
> 
> Regards,
> Stefan
> _______________________________________________
> drbd-user mailing list
> drbd-user at lists.linbit.com
> http://lists.linbit.com/mailman/listinfo/drbd-user
> 
> 

Stefan,

Thanks for the info, to summarize so we "could" slam in a USB stick for the
metadata and the just "reuse" the current data partition. (OpenFiler storage
btw).

Atleast this gives us something to work with. We'll give it a try in our
"test lab".

Cheers.

Niels  
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