# IOPS on Elasticsearch 2.2.0

**URL:** https://discuss.elastic.co/t/iops-on-elasticsearch-2-2-0/45599
**Category:** Elasticsearch
**Created:** [March 28, 2016, 3:20pm UTC](https://discuss.elastic.co/t/iops-on-elasticsearch-2-2-0/45599 "2016-03-28T15:20:49Z")
**Posts on this page:** 2
**Page:** 1

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### Author: ![radap](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/radap/32/8037_2.png) [@radap](https://discuss.elastic.co/u/radap)
#### Post date: [March 28, 2016, 3:20pm UTC](https://discuss.elastic.co/t/iops-on-elasticsearch-2-2-0/45599/1 "2016-03-28T15:20:49Z")

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I recently have upgraded my ES from 1.5.2 to 2.2.0 version. When I`m inserting data to the 2.2.0 cluster I can see that the i/o is incredibly higher then before:

1.5.2: ~30 average, 300 peak  
2.2.0: ~900 average, 1122 peak

Is this a normal behavior, or is it too high and need to be fixed?

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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, 11:03pm UTC](https://discuss.elastic.co/t/iops-on-elasticsearch-2-2-0/45599/3 "2017-07-05T23:03:55Z")

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