Re: [Virtuoso-users] performance testing

2008-07-15 Thread Hugh Williams
Hi Ward, Can you please provide more details on the form of the query being run, is this a SQL and SPARQL query and what interface is this being run via ? Note you can use the virtuoso explain function to obtain details on the execution plan for queries as detailed at: http://docs.openl

[Virtuoso-users] performance testing

2008-07-15 Thread Ward Blondé
Hi, I was running a query, which took 20 seconds to return the answer. After running a similar query in between, I was running the same query, which took only 2 seconds any more. What could be the reason of this? And what would be a good way to test the worst performance of the queries I wri