Am 28.08.2014 um 19:17 schrieb 'Curtis Mosters' via Neo4j
<[email protected]>:
> Hi I don't like the current speed of Neo4j with Java API.
>
> I have written an example that just inserts random data. In the case 160k:
>
Change it to batching commits every 30k to 50k nodes not every node.
Transaction tx = graphDb.beginTx();
> for (int i = 0; i < 160000; i++) {
> myFirstNode = graphDb.createNode();
> myFirstNode.setProperty( "id", "1" );
> myFirstNode.setProperty( "name", "Duane Nickull, I
> Braineater" );
if (i % 30000 == 0) {
> tx.success();
tx.close();
tx = graphDb.beginTx();
}
> }
> tx.success();
tx.close();
With the java API you usually can import 50 to 100k nodes per second.
>
> this needs 22 seconds + ~2 minutes of tx.success() finishing or so. That's
> pretty bad if you ask me.
>
> So how can I improve the speed of the insert.
>
> Already thought about it, maybe with:
>
> disabling tx
> declare massive insert
> inserting every 10k
> So yeah basically help me to speed it up. Please don't say to use the
> batch-inserter. He is fine but noch practicable for me.
>
> Thank you.
>
>
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