# Does ES by default cache the query result?

**URL:** <https://discuss.elastic.co/t/does-es-by-default-cache-the-query-result/24687>\
**Category:** Elasticsearch\
**Created:** [July 1, 2015, 7:16am UTC](https://discuss.elastic.co/t/does-es-by-default-cache-the-query-result/24687 "2015-07-01T07:16:46Z")\
**Posts on this page:** 4\
**Page:** 1

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**Author:** ![Youxu](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/youxu/32/117375_2.png) [@Youxu](https://discuss.elastic.co/u/Youxu)\
**Post date:** [July 1, 2015, 7:16am UTC](https://discuss.elastic.co/t/does-es-by-default-cache-the-query-result/24687/1 "2015-07-01T07:16:46Z")

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I know ES could cache the filter result, but how about query result, especially the hits result?

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**Author:** ![dadoonet](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/dadoonet/32/137187_2.png) [@dadoonet](https://discuss.elastic.co/u/dadoonet)\
**Post date:** [July 1, 2015, 7:36am UTC](https://discuss.elastic.co/t/does-es-by-default-cache-the-query-result/24687/2 "2015-07-01T07:36:24Z")

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No. Filters are cached.  
Why are you asking that? Do you have an issue?

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**Author:** ![Youxu](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/youxu/32/117375_2.png) [@Youxu](https://discuss.elastic.co/u/Youxu)\
**Post date:** [July 3, 2015, 5:53am UTC](https://discuss.elastic.co/t/does-es-by-default-cache-the-query-result/24687/3 "2015-07-03T05:53:52Z")

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We are running performance test against our ES cluster using Jmeter with simple settings:  
20 user load  
target throughput 1000 QPS  
10 different query request.

The average response time is around 8 ms after 1 hour running. The 8 ms PLT is so good that I even cannot believe it. So I was wondering if the result of frequent query request was cached.

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**Author:** ![system](https://us1.discourse-cdn.com/elastic/original/3X/1/a/1ac57faf039f6b580b3f104ef42a2a89e41014de.png) [@system](https://discuss.elastic.co/u/system)\
**Post date:** [July 6, 2017, 12:03am UTC](https://discuss.elastic.co/t/does-es-by-default-cache-the-query-result/24687/4 "2017-07-06T00:03:49Z")

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