# Formula to calculate number of nodes required Elasticsearch

**URL:** https://discuss.elastic.co/t/formula-to-calculate-number-of-nodes-required-elasticsearch/25591
**Category:** Elasticsearch
**Created:** [July 15, 2015, 8:56am UTC](https://discuss.elastic.co/t/formula-to-calculate-number-of-nodes-required-elasticsearch/25591 "2015-07-15T08:56:16Z")
**Posts on this page:** 2
**Page:** 1

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### Author: ![RohanKumbhar](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/rohankumbhar/32/23649_2.png) [@RohanKumbhar](https://discuss.elastic.co/u/RohanKumbhar)
#### Post date: [July 15, 2015, 8:56am UTC](https://discuss.elastic.co/t/formula-to-calculate-number-of-nodes-required-elasticsearch/25591/1 "2015-07-15T08:56:16Z")

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Hello,

Is there any formula to calculate number of nodes required in Elasticsearch based on the content size + data retention period?

Thanks,  
Rohan

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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 6, 2017, 12:01am UTC](https://discuss.elastic.co/t/formula-to-calculate-number-of-nodes-required-elasticsearch/25591/2 "2017-07-06T00:01:22Z")

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