# How to calculate indexing rate?

**URL:** <https://discuss.elastic.co/t/how-to-calculate-indexing-rate/60033>\
**Category:** Elasticsearch\
**Created:** [September 8, 2016, 3:48am UTC](https://discuss.elastic.co/t/how-to-calculate-indexing-rate/60033 "2016-09-08T03:48:30Z")\
**Posts on this page:** 3\
**Page:** 1

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**Author:** ![famoss](https://avatars.discourse-cdn.com/v4/letter/f/67e7ee/32.png) [@famoss](https://discuss.elastic.co/u/famoss)\
**Post date:** [September 8, 2016, 3:48am UTC](https://discuss.elastic.co/t/how-to-calculate-indexing-rate/60033/1 "2016-09-08T03:48:30Z")

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I want to calculate `es`'s indexing rate myself. In `stats` api,there is a `index_time_in_millis` field,what's the meaning of the field?

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**Author:** ![dakrone](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/dakrone/32/23351_2.png) [@dakrone](https://discuss.elastic.co/u/dakrone)\
**Post date:** [September 9, 2016, 3:48am UTC](https://discuss.elastic.co/t/how-to-calculate-indexing-rate/60033/2 "2016-09-09T03:48:45Z")

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> [@famoss](#):
>
> there is a index\_time\_in\_millis field,what's the meaning of the field?

This field is the total time in milliseconds that this node's JVM has spent indexing.

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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, 10:21pm UTC](https://discuss.elastic.co/t/how-to-calculate-indexing-rate/60033/3 "2017-07-05T22:21:41Z")

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