# How to config hot-warm arch in elasticsearch 7.9.1

**URL:** <https://discuss.elastic.co/t/how-to-config-hot-warm-arch-in-elasticsearch-7-9-1/258904>\
**Category:** Elasticsearch\
**Created:** [December 16, 2020, 6:57pm UTC](https://discuss.elastic.co/t/how-to-config-hot-warm-arch-in-elasticsearch-7-9-1/258904 "2020-12-16T18:57:01Z")\
**Posts on this page:** 6\
**Page:** 1

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**Author:** ![hiruni.insyncit.net](https://avatars.discourse-cdn.com/v4/letter/h/c68b51/32.png) [@hiruni.insyncit.net](https://discuss.elastic.co/u/hiruni.insyncit.net)\
**Post date:** [December 16, 2020, 6:57pm UTC](https://discuss.elastic.co/t/how-to-config-hot-warm-arch-in-elasticsearch-7-9-1/258904/1 "2020-12-16T18:57:01Z")

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Configurations of hot-warm arch in elasticsearch is only changing elasticsearch.yml?

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**Author:** ![warkolm](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/warkolm/32/39224_2.png) [@warkolm](https://discuss.elastic.co/u/warkolm)\
**Post date:** [December 16, 2020, 10:05pm UTC](https://discuss.elastic.co/t/how-to-config-hot-warm-arch-in-elasticsearch-7-9-1/258904/2 "2020-12-16T22:05:23Z")

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Yes that is correct.

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**Author:** ![hiruni.insyncit.net](https://avatars.discourse-cdn.com/v4/letter/h/c68b51/32.png) [@hiruni.insyncit.net](https://discuss.elastic.co/u/hiruni.insyncit.net)\
**Post date:** [December 17, 2020, 4:10am UTC](https://discuss.elastic.co/t/how-to-config-hot-warm-arch-in-elasticsearch-7-9-1/258904/3 "2020-12-17T04:10:33Z")

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Thank You! 😀 😀

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<div class="post-metadata">

**Author:** ![hiruni.insyncit.net](https://avatars.discourse-cdn.com/v4/letter/h/c68b51/32.png) [@hiruni.insyncit.net](https://discuss.elastic.co/u/hiruni.insyncit.net)\
**Post date:** [December 17, 2020, 8:48am UTC](https://discuss.elastic.co/t/how-to-config-hot-warm-arch-in-elasticsearch-7-9-1/258904/4 "2020-12-17T08:48:13Z")

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If I config a node as a hot node or warm node, does it affect shards in each node?  
and node.data = true for the hot, warm node of the only hot node or only warm node?

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<div class="post-metadata">

**Author:** ![warkolm](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/warkolm/32/39224_2.png) [@warkolm](https://discuss.elastic.co/u/warkolm)\
**Post date:** [December 17, 2020, 6:52pm UTC](https://discuss.elastic.co/t/how-to-config-hot-warm-arch-in-elasticsearch-7-9-1/258904/5 "2020-12-17T18:52:20Z")

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If impacts shards if you assign allocation filtering to the indices, yes.

Yes, the nodes needs to be data nodes.

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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:** [January 14, 2021, 6:52pm UTC](https://discuss.elastic.co/t/how-to-config-hot-warm-arch-in-elasticsearch-7-9-1/258904/6 "2021-01-14T18:52:28Z")

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