# Tuning the ES performance

**URL:** <https://discuss.elastic.co/t/tuning-the-es-performance/105832>\
**Category:** Elasticsearch\
**Created:** [October 31, 2017, 3:41am UTC](https://discuss.elastic.co/t/tuning-the-es-performance/105832 "2017-10-31T03:41:56Z")\
**Posts on this page:** 1\
**Showing post:** 11

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**Author:** ![Christian\_Dahlqvist](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/christian_dahlqvist/32/4617_2.png) [@Christian\_Dahlqvist](https://discuss.elastic.co/u/Christian_Dahlqvist)\
**Post date:** [November 6, 2017, 7:27am UTC](https://discuss.elastic.co/t/tuning-the-es-performance/105832/11 "2017-11-06T07:27:24Z")

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Does you collection pipeline use bulk requests to index into Elasticsearch? What does disk I/O and iowait look like on the Elasticsearch host?

Continuing the discussion from this parallel thread: [How to tune elasticsearch performance](https://discuss.elastic.co/t/how-to-tune-elasticsearch-performance/106472/7)

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