# Elasticsearch Expansion and upgrading

**URL:** <https://discuss.elastic.co/t/elasticsearch-expansion-and-upgrading/236666>\
**Category:** Elasticsearch\
**Created:** [June 11, 2020, 9:50am UTC](https://discuss.elastic.co/t/elasticsearch-expansion-and-upgrading/236666 "2020-06-11T09:50:53Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![wangcc7](https://avatars.discourse-cdn.com/v4/letter/w/ecd19e/32.png) [@wangcc7](https://discuss.elastic.co/u/wangcc7)\
**Post date:** [June 11, 2020, 9:50am UTC](https://discuss.elastic.co/t/elasticsearch-expansion-and-upgrading/236666/1 "2020-06-11T09:50:53Z")

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Set discovery.zen.ping.unicast.hosts For all nodes hostname, Data synchronization is slow. Is there a fast way to synchronize

 ![1591872061(1)](https://us1.discourse-cdn.com/elastic/original/3X/8/1/8126ff7c84902f4653783bf1d6c333286db23c91.png)  
It's terrible. The backstage reminds me of this

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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:** [July 9, 2020, 10:04am UTC](https://discuss.elastic.co/t/elasticsearch-expansion-and-upgrading/236666/2 "2020-07-09T10:04:23Z")

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Closed on July 9, 2020, 10:04am UTC

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