2010/7/21 Tim Jones <bogol...@ymail.com> > Hi, > > I'm using a BatchInserter and a LuceneIndexBatchInserter to insert >5m > nodes and > >5m relationships into a graph in one go. The insertion seems to work, but > shutting down takes forever - it's been 2 hours now. > > At first, the JVM gave me garbage collection exception, so I've set the > heap to > 2gb. > > 'top' tells me that the application is still running: > > PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND > 9994 tim 17 0 2620m 2.3g 238m S 99.5 39.1 115:48.84 java > > but checking the filesystem by running 'ls -l' a few times doesn't indicate > that > files are being updated. > > Is this normal? Is there a way to improve performance? >
No, it sounds quite weird. Any chance to have a look at your code? > > I'm loading all my data in one go to ease creating the db - it's simpler to > create it from scratch each time instead of updating an existing database - > so > ideally I don't want to break this job down into multiple smaller jobs > (actually, this would be OK if performance was good, but I ran into > problems > inserting data and retrieving existing nodes). > What kind of problems? could you supply code and description of your problems? > > Thanks, > Tim > > > > > > _______________________________________________ > Neo4j mailing list > User@lists.neo4j.org > https://lists.neo4j.org/mailman/listinfo/user > -- Mattias Persson, [matt...@neotechnology.com] Hacker, Neo Technology www.neotechnology.com _______________________________________________ Neo4j mailing list User@lists.neo4j.org https://lists.neo4j.org/mailman/listinfo/user
