# Elasticsearch 2.4.1 Cluster stuck on Heap high usage

**URL:** <https://discuss.elastic.co/t/elasticsearch-2-4-1-cluster-stuck-on-heap-high-usage/66263>\
**Category:** Elasticsearch\
**Created:** [November 16, 2016, 2:58pm UTC](https://discuss.elastic.co/t/elasticsearch-2-4-1-cluster-stuck-on-heap-high-usage/66263 "2016-11-16T14:58:55Z")\
**Posts on this page:** 1\
**Showing post:** 2

<div class="post-metadata">

**Author:** ![rusty](https://avatars.discourse-cdn.com/v4/letter/r/f17d59/32.png) [@rusty](https://discuss.elastic.co/u/rusty)\
**Post date:** [November 17, 2016, 8:36am UTC](https://discuss.elastic.co/t/elasticsearch-2-4-1-cluster-stuck-on-heap-high-usage/66263/2 "2016-11-17T08:36:38Z")

</div>

If you are using groovy scripts look at this topics: [https://discuss.elastic.co/t/elastic-search-using-a-lot-of-memory-gc-thrashing/48695](https://discuss.elastic.co/t/elastic-search-using-a-lot-of-memory-gc-thrashing/48695) and [https://discuss.elastic.co/t/heap-issue-after-upgrading-elasticsearch-from-v1-7-5-to-v2-4-1/65612](https://discuss.elastic.co/t/heap-issue-after-upgrading-elasticsearch-from-v1-7-5-to-v2-4-1/65612)

---

_[View the full topic](https://discuss.elastic.co/t/elasticsearch-2-4-1-cluster-stuck-on-heap-high-usage/66263)._