# How to find the size of a field/record in elasticsearch index?

**URL:** <https://discuss.elastic.co/t/how-to-find-the-size-of-a-field-record-in-elasticsearch-index/29362>\
**Category:** Elasticsearch\
**Created:** [September 16, 2015, 5:36am UTC](https://discuss.elastic.co/t/how-to-find-the-size-of-a-field-record-in-elasticsearch-index/29362 "2015-09-16T05:36:44Z")\
**Posts on this page:** 7\
**Page:** 1

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**Author:** ![asatsi](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/asatsi/32/28417_2.png) [@asatsi](https://discuss.elastic.co/u/asatsi)\
**Post date:** [September 16, 2015, 5:36am UTC](https://discuss.elastic.co/t/how-to-find-the-size-of-a-field-record-in-elasticsearch-index/29362/1 "2015-09-16T05:36:44Z")

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Hi,

As the subject says, I need to find out the message size of a particular record, or the average size of a particular field in an index stored in Elasticsearch. Is it possible? If yes, how do I go about it?

Cheers,  
Satish/

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**Author:** ![warkolm](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/warkolm/32/39224_2.png) [@warkolm](https://discuss.elastic.co/u/warkolm)\
**Post date:** [September 16, 2015, 5:48am UTC](https://discuss.elastic.co/t/how-to-find-the-size-of-a-field-record-in-elasticsearch-index/29362/2 "2015-09-16T05:48:51Z")

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We don't store this, you can figure the doc size out easily though.

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**Author:** ![asatsi](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/asatsi/32/28417_2.png) [@asatsi](https://discuss.elastic.co/u/asatsi)\
**Post date:** [September 16, 2015, 5:59am UTC](https://discuss.elastic.co/t/how-to-find-the-size-of-a-field-record-in-elasticsearch-index/29362/3 "2015-09-16T05:59:15Z")

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Thanks for the reply @warkolm Do you mean the individual record size in an index? How do I get that?

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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:** [September 16, 2015, 6:03am UTC](https://discuss.elastic.co/t/how-to-find-the-size-of-a-field-record-in-elasticsearch-index/29362/4 "2015-09-16T06:03:12Z")

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Also coming in 2.0 [https://www.elastic.co/guide/en/elasticsearch/plugins/2.0/mapper-size.html](https://www.elastic.co/guide/en/elasticsearch/plugins/2.0/mapper-size.html)

But it gives that for the \_source field.

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**Author:** ![otisg](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/otisg/32/492_2.png) [@otisg](https://discuss.elastic.co/u/otisg)\
**Post date:** [September 16, 2015, 8:18pm UTC](https://discuss.elastic.co/t/how-to-find-the-size-of-a-field-record-in-elasticsearch-index/29362/5 "2015-09-16T20:18:53Z")

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Nice. Would that include the size of the _content_ of \_source (i.e. raw data) or the whole JSON that's in \_source?

## Thanks, Otis

Monitoring \* Alerting \* Anomaly Detection \* Centralized Log Management  
Elasticsearch Consulting & Support \* [http://sematext.com/](http://sematext.com/)

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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:** [September 17, 2015, 2:08am UTC](https://discuss.elastic.co/t/how-to-find-the-size-of-a-field-record-in-elasticsearch-index/29362/6 "2015-09-17T02:08:39Z")

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I don't see what is the difference.

It will index the size of what you have in \_source, so I assume "raw" data here?

@jpountz might tell more. 😄

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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 5, 2017, 11:49pm UTC](https://discuss.elastic.co/t/how-to-find-the-size-of-a-field-record-in-elasticsearch-index/29362/7 "2017-07-05T23:49:52Z")

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