# Minimum\_master\_nodes config setting

**URL:** <https://discuss.elastic.co/t/minimum-master-nodes-config-setting/111135>\
**Category:** Elasticsearch\
**Created:** [December 11, 2017, 3:57pm UTC](https://discuss.elastic.co/t/minimum-master-nodes-config-setting/111135 "2017-12-11T15:57:41Z")\
**Posts on this page:** 3\
**Page:** 1

<div class="post-metadata">

**Author:** ![arisbanach](https://avatars.discourse-cdn.com/v4/letter/a/f07891/32.png) [@arisbanach](https://discuss.elastic.co/u/arisbanach)\
**Post date:** [December 11, 2017, 3:57pm UTC](https://discuss.elastic.co/t/minimum-master-nodes-config-setting/111135/1 "2017-12-11T15:57:41Z")

</div>

> In other words, if there are three master-eligible nodes, then minimum master  
> nodes should be set to `(3 / 2) + 1` or `2`

I'd just like to confirm: this means we should round down, right? It doesn't mention rounding in the docs. It makes sense to me, but (if that's correct) maybe that should be explicitly stated?

---

<div class="post-metadata">

**Author:** ![jasontedor](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/jasontedor/32/66992_2.png) [@jasontedor](https://discuss.elastic.co/u/jasontedor)\
**Post date:** [December 11, 2017, 5:05pm UTC](https://discuss.elastic.co/t/minimum-master-nodes-config-setting/111135/2 "2017-12-11T17:05:19Z")

</div>

Yes (put differently, you can think of the division as integer division).

---

<div class="post-metadata">

**Author:** ![system](https://us1.discourse-cdn.com/elastic/original/3X/1/a/1ac57faf039f6b580b3f104ef42a2a89e41014de.png) [@system](https://discuss.elastic.co/u/system)\
**Post date:** [January 8, 2018, 5:05pm UTC](https://discuss.elastic.co/t/minimum-master-nodes-config-setting/111135/3 "2018-01-08T17:05:31Z")

</div>

Closed on January 8, 2018, 5:05pm UTC

This topic was automatically closed 28 days after the last reply. New replies are no longer allowed.