[Neo4j] Lucene index recovery

Johan Svensson johan at neotechnology.com
Mon Oct 31 15:34:43 CET 2011


You could configure the lucene data source to auto rotate logs more
frequently. If logs are large recovery takes longer time.

-Johan

On Mon, Oct 17, 2011 at 11:37 PM, Nuo Yan <yan.nuo at gmail.com> wrote:
> What if in production due to whatever reason the neo4j server died and in
> the case people have to start up a new server with the current snapshot of
> data (which would be data from a non-clean shut down). In such case, I don't
> think it's acceptable to table lots of time (hours for large indices) to
> bring the server back. Is there a best practice here?
>
> Thanks,
> Nuo
>
> On Thu, Sep 1, 2011 at 8:19 AM, Peter Neubauer <
> peter.neubauer at neotechnology.com> wrote:
>
>> Dima,
>> are you shutting down your database correctly? Make sure you can
>> database.shutdown() and wait for it to finish ...
>>
>> Cheers,
>>
>> /peter neubauer
>>
>> GTalk:      neubauer.peter
>> Skype       peter.neubauer
>> Phone       +46 704 106975
>> LinkedIn   http://www.linkedin.com/in/neubauer
>> Twitter      http://twitter.com/peterneubauer
>>
>> http://www.neo4j.org               - Your high performance graph database.
>> http://startupbootcamp.org/    - Öresund - Innovation happens HERE.
>> http://www.thoughtmade.com - Scandinavia's coolest Bring-a-Thing party.
>>
>>
>> On Thu, Sep 1, 2011 at 1:31 PM, Dima Gutzeit <dima.gutzeit at mailvision.com
>> >wrote:
>>
>> > Dear list members,
>> >
>> > Each time I restart my server based on Neo4J I can see this in the logs:
>> >
>> > Sep 1, 2011 7:23:17 PM
>> > org.neo4j.kernel.impl.transaction.xaframework.XaLogicalLog
>> > doInternalRecovery
>> > INFO: Non clean shutdown detected on log
>> [/opt/data/nioneo_logical.log.2].
>> > Recovery started ...
>> > Sep 1, 2011 7:23:18 PM
>> > org.neo4j.kernel.impl.transaction.xaframework.XaLogicalLog
>> > doInternalRecovery
>> > INFO: Non clean shutdown detected on log [/opt/data/index/lucene.log.1].
>> > Recovery started ...
>> >
>> > Operation which takes time ... lots of time.
>> >
>> > What is the correct way of preventing that when restarting ?
>> >
>> > Thanks in advance.
>> >
>> > Regards,
>> > Dima Gutzeit.
>> > _______________________________________________
>> > Neo4j mailing list
>> > User at lists.neo4j.org
>> > https://lists.neo4j.org/mailman/listinfo/user
>> >
>> _______________________________________________
>> Neo4j mailing list
>> User at lists.neo4j.org
>> https://lists.neo4j.org/mailman/listinfo/user
>>
> _______________________________________________
> Neo4j mailing list
> User at lists.neo4j.org
> https://lists.neo4j.org/mailman/listinfo/user
>


More information about the User mailing list