hi Stephan, have you set the -Xms, -XX:+UseNUMA, and -XX:+UseConcMarkSweepGC? they could speedup the process significantly. also, if you like, the jrockit is fast and free now. give it a try. btw, which file system you are using? have you turned off atime?
On Tue, Sep 20, 2011 at 12:00 PM, st3ven <st3...@web.de> wrote: > Peter, > > the import of the data into the graph database is not the main problem for > me. > The lookup of nodes from the index is fast enough for me. > To create the database it took me nearly half a day. > > My main problem here is getting the node degree of every node. > As I already said I am using this code to get the node degree of every node: > > for (Node node : db.getAllNodes()) { > counter = 0; > > if (node.getId() > 0) { > for (Relationship rel : > node.getRelationships()) { > counter++; > } > > System.out.println(node.getProperty("name").toString() + ": " > + counter); > } > > } > > After 3 days I only got the node degree of 80000 nodes and I want to > optimize my traversal here, cause this is very slow. > What can I do to make this faster or do I have to change my code for getting > the node degree? > I only posted my import code because I thought I could maybe optimize there > something for this traversal. > > Thank you very much for your help! > > Cheers, > Stephan > > > -- > View this message in context: > http://neo4j-community-discussions.438527.n3.nabble.com/Creating-a-graph-database-with-BatchInserter-and-getting-the-node-degree-of-every-node-tp3351599p3351664.html > Sent from the Neo4j Community Discussions mailing list archive at Nabble.com. > _______________________________________________ > Neo4j mailing list > User@lists.neo4j.org > https://lists.neo4j.org/mailman/listinfo/user > -- Best regards Linan Wang _______________________________________________ Neo4j mailing list User@lists.neo4j.org https://lists.neo4j.org/mailman/listinfo/user