Hi Peter, I think this will be ok via gremlin. Have you got any sample gremlin code that can do this, that would be much appreciated. Also in the long term I think a combo of tx logs + rest API batching will be the solution.
Sent from my iPhone On 22/09/2011, at 10:08 PM, "Peter Neubauer" <peter.neuba...@neotechnology.com> wrote: > Romiko, > I would suggest to do the TX log config via Gremlin for the time > being, so you can resolve it via scripting. For the exposure of the Tx > log rotate size as a configuration property (there are logs for every > XA resource participating in a transaction), please raise an issue at > https://github.com/neo4j/community/issues - good input! > > For the flushing to disk, we will merge a Deferred Write feature back > into master soonish (after 1.5) which lets the OS decide when to > flush, if you can stand the risk of a lost flush if things go down. > The REST interface is waiting for the TX to be finished, which is why > it is slowing down when you have big flushes. See > https://github.com/neo4j/community/issues/18 for the ticket on this :) > > Would that be ok? > > 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 22, 2011 at 1:52 PM, Romiko Derbynew > <romiko.derby...@readify.net> wrote: >> Hi, >> >> It's the database logging, I'm finding the transaction logs are causing the >> rest API to become unresponsive when it flushes to disk. Basically just want >> to turn it off or set the tlog size by configuration and not via code sample >> as it is demonstrated in the performance guide. >> >> The current work around without this setting is a circuit breaker pattern. >> But I am very concerned as the DB flush should not slow down further rest >> calls :( >> >> Sent from my iPhone >> >> On 22/09/2011, at 6:36 PM, "Peter Neubauer" >> <peter.neuba...@neotechnology.com> wrote: >> >>> Romiko, >>> which log files are you referring to? For the database transaction log >>> rotation, look at the neo4j.properties file to tune things, see >>> http://docs.neo4j.org/chunked/snapshot/server-configuration.html >>> >>> For the server, there is logging.properties to tweak stuff. Note that >>> these settings require a restart to take effect. >>> >>> HTH >>> >>> 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 22, 2011 at 1:38 AM, Romiko Derbynew >>> <romiko.derby...@readify.net> wrote: >>>> Hi, >>>> >>>> I am using Neo4j on a Windows Server, is there any way I can configure log >>>> rotation via the configuration files? I would like to turn it off or try a >>>> different log rotation size. Since I am on windows, I am not sure how I >>>> would do it at runtime. >>>> >>>> Thanks! >>>> _______________________________________________ >>>> Neo4j mailing list >>>> User@lists.neo4j.org >>>> https://lists.neo4j.org/mailman/listinfo/user >>>> >>> _______________________________________________ >>> Neo4j mailing list >>> User@lists.neo4j.org >>> https://lists.neo4j.org/mailman/listinfo/user >>> >> _______________________________________________ >> Neo4j mailing list >> User@lists.neo4j.org >> https://lists.neo4j.org/mailman/listinfo/user >> > _______________________________________________ > Neo4j mailing list > User@lists.neo4j.org > https://lists.neo4j.org/mailman/listinfo/user > _______________________________________________ Neo4j mailing list User@lists.neo4j.org https://lists.neo4j.org/mailman/listinfo/user
