# How elasticsearch to synch mapping between all nodes？

**URL:** <https://discuss.elastic.co/t/how-elasticsearch-to-synch-mapping-between-all-nodes/70311>\
**Category:** Elasticsearch\
**Created:** [December 31, 2016, 3:59am UTC](https://discuss.elastic.co/t/how-elasticsearch-to-synch-mapping-between-all-nodes/70311 "2016-12-31T03:59:22Z")\
**Posts on this page:** 3\
**Page:** 1

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**Author:** ![famoss](https://avatars.discourse-cdn.com/v4/letter/f/67e7ee/32.png) [@famoss](https://discuss.elastic.co/u/famoss)\
**Post date:** [December 31, 2016, 3:59am UTC](https://discuss.elastic.co/t/how-elasticsearch-to-synch-mapping-between-all-nodes/70311/1 "2016-12-31T03:59:22Z")

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When i create or update a mapping on one node,How `es` to synch mapping?

synchronized or asynchronous？

When synching a mapping,`es` can index data at that time?

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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 31, 2016, 4:11am UTC](https://discuss.elastic.co/t/how-elasticsearch-to-synch-mapping-between-all-nodes/70311/2 "2016-12-31T04:11:15Z")

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It's part of cluster state, so [https://www.elastic.co/guide/en/elasticsearch/reference/5.1/modules-discovery-zen.html#\_cluster\_state\_updates](https://www.elastic.co/guide/en/elasticsearch/reference/5.1/modules-discovery-zen.html#_cluster_state_updates) applies.

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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 28, 2017, 4:11am UTC](https://discuss.elastic.co/t/how-elasticsearch-to-synch-mapping-between-all-nodes/70311/3 "2017-01-28T04:11:15Z")

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