# What are the different kind of OutOfMemory in ElasticSearch?

**URL:** <https://discuss.elastic.co/t/what-are-the-different-kind-of-outofmemory-in-elasticsearch/209590>\
**Category:** Elasticsearch\
**Created:** [November 27, 2019, 1:00am UTC](https://discuss.elastic.co/t/what-are-the-different-kind-of-outofmemory-in-elasticsearch/209590 "2019-11-27T01:00:49Z")\
**Posts on this page:** 3\
**Page:** 1

<div class="post-metadata">

**Author:** ![kgpersonal](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/kgpersonal/32/58379_2.png) [@kgpersonal](https://discuss.elastic.co/u/kgpersonal)\
**Post date:** [November 27, 2019, 1:00am UTC](https://discuss.elastic.co/t/what-are-the-different-kind-of-outofmemory-in-elasticsearch/209590/1 "2019-11-27T01:00:49Z")

</div>

Hi Team,

What are the different cases where OutOfMemory might occur?  
I want to test my ES cluster with OutOfMemory exceptions. I would like to explore the options to obtain the same.  
What settings would help me create the exceptions?

Thanks

---

<div class="post-metadata">

**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:** [November 27, 2019, 3:16am UTC](https://discuss.elastic.co/t/what-are-the-different-kind-of-outofmemory-in-elasticsearch/209590/2 "2019-11-27T03:16:23Z")

</div>

It's easier if you keep related questions in one topic, let's keep the discussion happening over here [Out of memory in Elasticsearch](https://discuss.elastic.co/t/out-of-memory-in-elasticsearch/209588) 🙂

---

<div class="post-metadata">

**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:** [November 27, 2019, 3:16am UTC](https://discuss.elastic.co/t/what-are-the-different-kind-of-outofmemory-in-elasticsearch/209590/3 "2019-11-27T03:16:28Z")

</div>