# Elasticsearch Indices and Space

**URL:** <https://discuss.elastic.co/t/elasticsearch-indices-and-space/36536>\
**Category:** Elasticsearch\
**Created:** [December 7, 2015, 2:07pm UTC](https://discuss.elastic.co/t/elasticsearch-indices-and-space/36536 "2015-12-07T14:07:05Z")\
**Posts on this page:** 1\
**Showing post:** 4

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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:** [December 7, 2015, 3:54pm UTC](https://discuss.elastic.co/t/elasticsearch-indices-and-space/36536/4 "2015-12-07T15:54:33Z")

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The main reason I can see is `doc_values`.  
[https://www.elastic.co/guide/en/elasticsearch/reference/current/doc-values.html](https://www.elastic.co/guide/en/elasticsearch/reference/current/doc-values.html)

See also this thread: [Index Size: Elasticsearch 1.4 -\> 2.1](https://discuss.elastic.co/t/index-size-elasticsearch-1-4-2-1/36253)

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