# One ES node load average is very high, how to troubleshoot

**URL:** https://discuss.elastic.co/t/one-es-node-load-average-is-very-high-how-to-troubleshoot/96022
**Category:** Elasticsearch
**Created:** [August 6, 2017, 4:38pm UTC](https://discuss.elastic.co/t/one-es-node-load-average-is-very-high-how-to-troubleshoot/96022 "2017-08-06T16:38:05Z")
**Posts on this page:** 3
**Page:** 1

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### Author: ![KeithTt](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/keithtt/32/29447_2.png) [@KeithTt](https://discuss.elastic.co/u/KeithTt)
#### Post date: [August 6, 2017, 4:38pm UTC](https://discuss.elastic.co/t/one-es-node-load-average-is-very-high-how-to-troubleshoot/96022/1 "2017-08-06T16:38:05Z")

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ELK version: 5.5.1

There are 5 nodes in my ES cluster, the other 4 nodes are normal, and configurations of the nodes are same...

 ![image](https://us1.discourse-cdn.com/elastic/original/3X/4/9/49434bbbcbae482a48b48de18f7c4cf8a93470f5.png)

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<div class="post-metadata">

### Author: ![KeithTt](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/keithtt/32/29447_2.png) [@KeithTt](https://discuss.elastic.co/u/KeithTt)
#### Post date: [August 7, 2017, 8:05am UTC](https://discuss.elastic.co/t/one-es-node-load-average-is-very-high-how-to-troubleshoot/96022/2 "2017-08-07T08:05:24Z")

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Resolved by replacing openJDK with oracleJDK.

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<div class="post-metadata">

### Author: ![system](https://us1.discourse-cdn.com/elastic/original/3X/1/a/1ac57faf039f6b580b3f104ef42a2a89e41014de.png) [@system](https://discuss.elastic.co/u/system)
#### Post date: [September 4, 2017, 8:05am UTC](https://discuss.elastic.co/t/one-es-node-load-average-is-very-high-how-to-troubleshoot/96022/3 "2017-09-04T08:05:24Z")

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