Hi Alex, Thanks for your response.
Does this mean that the shape that I query by does not need to be indexed by Elasticsearch on the fly? Or does this mean that the indexing of the shape is so quick it does not affect the query latency? Thank you, Ilya. On 21 April 2014 22:46, Alexander Reelsen <[email protected]> wrote: > Hey, > > the main difference is basically the network overhead. What happens behind > the curtains is that a GET request for the shape is being executed if you > specify it in the request and then this shape is used instead of the > provided one. > > Makes sense? > > > --Alex > > > On Tue, Apr 15, 2014 at 6:50 AM, <[email protected]> wrote: > >> Hi, >> >> We ran tests comparing performance of Indexed-Shape Queries to custom >> Geoshape Queries. We found that Elasticsearch yielded roughly same results >> in both cases. We expected Indexed Shape queries to be faster than custom >> Geoshape queries. Our understanding is that Elasticsearch has to convert >> the custom geoshapes to quadtree on the fly as opposed to having it >> pre-generated. I was wondering if anyone could let us know why there is >> no difference in performance between these two query types. >> >> *Experiment Design* >> >> We indexed suburb boundary geometries into one doctype, and geocoded >> points of interest (POIs) into another. We picked top 20 suburbs with >> geometries that have most vertices, and ran two following queries for each >> suburb geometry. >> >> Geoshape Query >> >> GET /spike_index/doc_type_pois/_search >> { >> "query": { >> "geo_shape": { >> "field_geocode": { >> "shape": { >> "type": "polygon", >> "coordinates": [ <suburb multipolygon> ] >> } >> } >> } >> } >> } >> >> Indexed-Shape Query >> >> GET /spike_index/doc_type_pois/_search >> { >> "query": { >> "geo_shape": { >> "field_geocode": { >> "indexed_shape": { >> "id": "<pre-indexed-geometry-id>", >> "type": "doc_type_suburb_quadtree", >> "index": "spike_index", >> "path": "field_geometry" >> } >> } >> } >> } >> } >> >> The test was carried out using Siege from a box located within the same >> VPC as the Elasticsearch instances. Please find the results below. >> >> *Indexed-Shape Query Results* >> >> Transactions: 749559 hits >> Availability: 100.00 % >> Elapsed time: 602.80 secs >> Data transferred: 10342.97 MB >> Response time: 0.01 secs >> Transaction rate: 1243.46 trans/sec >> Throughput: 17.16 MB/sec >> Concurrency: 14.92 >> Successful transactions: 749559 >> Failed transactions: 0 >> Longest transaction: 5.01 >> Shortest transaction: 0.00 >> >> *Geoshape Query Results* >> >> Transactions: 723894 hits >> Availability: 100.00 % >> Elapsed time: 599.16 secs >> Data transferred: 9988.83 MB >> Response time: 0.01 secs >> Transaction rate: 1208.18 trans/sec >> Throughput: 16.67 MB/sec >> Concurrency: 14.92 >> Successful transactions: 723894 >> Failed transactions: 0 >> Longest transaction: 1.02 >> Shortest transaction: 0.00 >> >> If anyone could shed some light on why the results of these queries are >> the same that would be very helpful. >> >> >> >> >> -- >> You received this message because you are subscribed to the Google Groups >> "elasticsearch" group. >> To unsubscribe from this group and stop receiving emails from it, send an >> email to [email protected]. >> >> To view this discussion on the web visit >> https://groups.google.com/d/msgid/elasticsearch/bfebad47-fd6d-45fe-8bca-97eb14199dad%40googlegroups.com<https://groups.google.com/d/msgid/elasticsearch/bfebad47-fd6d-45fe-8bca-97eb14199dad%40googlegroups.com?utm_medium=email&utm_source=footer> >> . >> For more options, visit https://groups.google.com/d/optout. >> > > -- > You received this message because you are subscribed to a topic in the > Google Groups "elasticsearch" group. > To unsubscribe from this topic, visit > https://groups.google.com/d/topic/elasticsearch/qwLNX9SXnkY/unsubscribe. > To unsubscribe from this group and all its topics, send an email to > [email protected]. > To view this discussion on the web visit > https://groups.google.com/d/msgid/elasticsearch/CAGCwEM8LaaFdzazyaNrfWV8wRydduNX57kFU2w_6pw5-O2Gabg%40mail.gmail.com<https://groups.google.com/d/msgid/elasticsearch/CAGCwEM8LaaFdzazyaNrfWV8wRydduNX57kFU2w_6pw5-O2Gabg%40mail.gmail.com?utm_medium=email&utm_source=footer> > . > > For more options, visit https://groups.google.com/d/optout. > -- You received this message because you are subscribed to the Google Groups "elasticsearch" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/elasticsearch/CAO-nZReVzKdt050ZU288wvC9mfNC6LUQgKRx%3DSY7vq0k1xVO%2Bw%40mail.gmail.com. For more options, visit https://groups.google.com/d/optout.
