# Is there limit for alias indexes?

**URL:** <https://discuss.elastic.co/t/is-there-limit-for-alias-indexes/53537>\
**Category:** Elasticsearch\
**Created:** [June 21, 2016, 4:02pm UTC](https://discuss.elastic.co/t/is-there-limit-for-alias-indexes/53537 "2016-06-21T16:02:06Z")\
**Posts on this page:** 1\
**Showing post:** 2

<div class="post-metadata">

**Author:** ![polyfractal](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/polyfractal/32/48162_2.png) [@polyfractal](https://discuss.elastic.co/u/polyfractal)\
**Post date:** [June 21, 2016, 4:11pm UTC](https://discuss.elastic.co/t/is-there-limit-for-alias-indexes/53537/2 "2016-06-21T16:11:34Z")

</div>

There's no technical limit, but in practice you don't want to go absolutely crazy. They do incur a certain overhead on the master, related to updating/maintaining the cluster state.

Hundreds or thousands of aliases are fine. Hundreds of thousands, millions, etc are not ok 🙂

---

_[View the full topic](https://discuss.elastic.co/t/is-there-limit-for-alias-indexes/53537)._