# ES indexing rate varies horribly

**URL:** <https://discuss.elastic.co/t/es-indexing-rate-varies-horribly/38414>\
**Category:** Elasticsearch\
**Created:** [January 5, 2016, 2:52pm UTC](https://discuss.elastic.co/t/es-indexing-rate-varies-horribly/38414 "2016-01-05T14:52:16Z")\
**Posts on this page:** 1\
**Showing post:** 1

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**Author:** ![Kenny\_Qiao](https://avatars.discourse-cdn.com/v4/letter/k/7ab992/32.png) [@Kenny\_Qiao](https://discuss.elastic.co/u/Kenny_Qiao)\
**Post date:** [January 5, 2016, 2:52pm UTC](https://discuss.elastic.co/t/es-indexing-rate-varies-horribly/38414/1 "2016-01-05T14:52:16Z")

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Here is one example of my indexing rates for "latest 15 minutes" .

![](https://us1.discourse-cdn.com/elastic/original/2X/b/b7324005b392520957e364cfed631898ab1024db.png)  
I have 5 data nodes with ES2.1. I've no idea why indexing behaved like this periodically(from ~80,000/s to zero and then back to ~80,000/s).

Is it because of auto throttling?

Thanks.

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