# Add new node to cluster (shard allocation)

**URL:** <https://discuss.elastic.co/t/add-new-node-to-cluster-shard-allocation/119439>\
**Category:** Elasticsearch\
**Created:** [February 12, 2018, 9:45am UTC](https://discuss.elastic.co/t/add-new-node-to-cluster-shard-allocation/119439 "2018-02-12T09:45:19Z")\
**Posts on this page:** 3\
**Page:** 1

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**Author:** ![cdra](https://avatars.discourse-cdn.com/v4/letter/c/ea666f/32.png) [@cdra](https://discuss.elastic.co/u/cdra)\
**Post date:** [February 12, 2018, 9:45am UTC](https://discuss.elastic.co/t/add-new-node-to-cluster-shard-allocation/119439/1 "2018-02-12T09:45:20Z")

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We have a simple cluster with one node. For each index we have 5 primary shards no replicas...  
I we add a second node...does elasticsearch move shard to this second node or only créate 5 replicas in it ???

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**Author:** ![dadoonet](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/dadoonet/32/137187_2.png) [@dadoonet](https://discuss.elastic.co/u/dadoonet)\
**Post date:** [February 12, 2018, 9:56am UTC](https://discuss.elastic.co/t/add-new-node-to-cluster-shard-allocation/119439/2 "2018-02-12T09:56:52Z")

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DIt will move some shards

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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:** [March 12, 2018, 9:56am UTC](https://discuss.elastic.co/t/add-new-node-to-cluster-shard-allocation/119439/3 "2018-03-12T09:56:58Z")

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