Hi Thomas,

Thanks for you answer. This is also exactly what we already do in most cases ;-)

I guess currently it's a trade off: If you don't want to stop
jackrabbit for making a backup, you must have a clustered node that
you can dedicate to making the backup.

Regards,
Bart

On Mon, Jun 15, 2009 at 11:49 AM, Thomas Müller <[email protected]> wrote:
> Hi,
>
> If you use database persistence managers and a database journal, you
> could use the following procedure:
>
> 1) stop the cluster node
> 2) backup the lucene index, config files, and revision.log of this cluster 
> node
> 3) later on, backup the persistence manager data, journal data, and data store
>
> This backup should be consistent because the journal includes the list
> of changes, so the lucene index is updated.
>
> Regards,
> Thomas
>
> On Tue, Jun 9, 2009 at 3:48 PM, KÖLL Claus<[email protected]> wrote:
>> hi (thomas),
>>
>> your post was clear thanks for the info ...
>> ok the lucene index is consistent but you will not get a snapshot from the 
>> repository
>> as bart wrote.
>>
>> I see some problems with barts solution ..
>> if you have a large repository a write lock that runs hours is not good
>> but maybe some others have good ideas  ...
>>
>> i have tested the environment as you mentioned with the cluster and it works 
>> fine at the
>> moment for us because we can re-index the backup cluster in the background 
>> if we get
>> a crash ... hopefully not :-)
>>
>> greets
>> claus
>>
>



-- 
Hippo B.V.  -  Amsterdam
Oosteinde 11, 1017 WT, Amsterdam, +31(0)20-5224466

Hippo USA Inc.  -  San Francisco
101 H Street, Suite Q, Petaluma CA, 94952-3329, +1 (707) 773-4646
-----------------------------------------------------------------
http://www.onehippo.com   -  [email protected]
-----------------------------------------------------------------

Reply via email to