# Elasticsearch 节点数据盘数量不一致导致数据分布异常

**URL:** <https://discuss.elastic.co/t/elasticsearch/148550>\
**Category:** 中文提问与讨论\
**Created:** [September 14, 2018, 3:52am UTC](https://discuss.elastic.co/t/elasticsearch/148550 "2018-09-14T03:52:39Z")\
**Posts on this page:** 3\
**Page:** 1

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**Author:** ![79bcf509ed50dc69709a](https://avatars.discourse-cdn.com/v4/letter/7/b9bd4f/32.png) [@79bcf509ed50dc69709a](https://discuss.elastic.co/u/79bcf509ed50dc69709a)\
**Post date:** [September 14, 2018, 3:52am UTC](https://discuss.elastic.co/t/elasticsearch/148550/1 "2018-09-14T03:52:39Z")

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你好，我的elasticsearch集群有20个节点，其中19个节点，每个节点有3块数据盘，单磁盘使用量在60%左右，剩下的一个节点有1块数据盘，然后发现这个节点磁盘使用量将近90%，请问如何解决类似的问题？

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**Author:** ![medcl.net](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/medcl.net/32/4414_2.png) [@medcl.net](https://discuss.elastic.co/u/medcl.net)\
**Post date:** [September 19, 2018, 1:47am UTC](https://discuss.elastic.co/t/elasticsearch/148550/2 "2018-09-19T01:47:26Z")

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试试这个参数 [https://www.elastic.co/guide/en/elasticsearch/reference/current/disk-allocator.html](https://www.elastic.co/guide/en/elasticsearch/reference/current/disk-allocator.html)

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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:** [October 17, 2018, 1:47am UTC](https://discuss.elastic.co/t/elasticsearch/148550/3 "2018-10-17T01:47:33Z")

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