Arnaud, any chance to get some sample of the system or access to it to see what the problem is?
/peter G: neubauer.peter S: peter.neubauer P: +46 704 106975 L: http://www.linkedin.com/in/neubauer T: @peterneubauer <http://twitter.com/peterneubauer> Open Data - @mapillary <http://mapillary.com/> Open Source - @neo4j <http://neo4j.org/> Open Future - @coderdojo <http://malmo.coderdojo.se/> On Wed, May 7, 2014 at 11:59 AM, Arnaud Drazek <[email protected]> wrote: > Hi Peter, > > Thanks for your answer. > We did what you mean these 2 last days and we have a "Unknown error" > return from the browser... We are not able to find logs from the server in > order to get any message about the problem .. > > Regards, > > > Le mercredi 7 mai 2014 11:02:22 UTC+2, Peter Neubauer a écrit : >> >> Arnaud, >> to start with, could you try to check where the time is spent - in the >> geo index lookup or in the actual Cypher match? >> >> What timing does >> >> start t = node:`Ecolutis\Room\Travel\Entity\Trip`('id:*'), departure = >> node:`geo`('withinDistance:[47.4667,-0.55, 10.0]'), arrival = >> node:`geo`('withinDistance:[47.2173,-1.5534, 10.0]') >> >> return count(*) >> >> give you? >> >> >> G: neubauer.peter >> S: peter.neubauer >> P: +46 704 106975 >> L: http://www.linkedin.com/in/neubauer >> T: @peterneubauer <http://twitter.com/peterneubauer> >> >> Open Data - @mapillary <http://mapillary.com/> >> Open Source - @neo4j <http://neo4j.org/> >> Open Future - @coderdojo <http://malmo.coderdojo.se/> >> >> >> On Wed, May 7, 2014 at 10:57 AM, Arnaud Drazek <[email protected]> wrote: >> >>> Hi all, >>> >>> We are a little company working on a carsharing project. We are using >>> neo4j for our travel model but when we import our 12.000 trips from our old >>> platform, we are experiencing performance issues. >>> >>> Our model is as follow : >>> >>> Trip >>> Trip HAS TripPoint >>> TripPoint HAS Waypoint >>> >>> We have actually about 12.000 Trip nodes in neo4j and 100.000 nodes at >>> all. >>> >>> The query is as follow : >>> start t = node:`Ecolutis\Room\Travel\Entity\Trip`('id:*'), departure = >>> node:`geo`('withinDistance:[47.4667,-0.55, 10.0]'), arrival = >>> node:`geo`('withinDistance:[47.2173,-1.5534, 10.0]') >>> match (t)-[:HAS_TRIP_POINT]->(tp), (tp)-[:HAS_WAYPOINT]->(departure), >>> (tp)-[:HAS_WAYPOINT*1..]->(arrival) >>> where (not((arrival)-[:HAS_WAYPOINT]->())) AND (has(t.status) AND >>> t.status = 1) AND ((NOT HAS(t.preferences)) OR NONE (pref IN [2] WHERE >>> pref IN t.preferences)) >>> return count(t) >>> >>> It tooks 6883 ms to return a single row with a count of 4 ... >>> >>> We are sure that we will have much better performances but although we >>> have been around the web, we do not understand what is not well configured. >>> >>> Thanks for your answers and sorry for my frenchy english ... >>> >>> Regards, >>> >>> Arnaud >>> >>> -- >>> You received this message because you are subscribed to the Google >>> Groups "Neo4j" group. >>> To unsubscribe from this group and stop receiving emails from it, send >>> an email to [email protected]. >>> >>> For more options, visit https://groups.google.com/d/optout. >>> >> >> -- You received this message because you are subscribed to the Google Groups "Neo4j" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. For more options, visit https://groups.google.com/d/optout.
