# How to increase heap size of elasticsearch pod

**URL:** <https://discuss.elastic.co/t/how-to-increase-heap-size-of-elasticsearch-pod/270044>\
**Category:** Elastic Cloud on Kubernetes (ECK)\
**Created:** [April 13, 2021, 5:47pm UTC](https://discuss.elastic.co/t/how-to-increase-heap-size-of-elasticsearch-pod/270044 "2021-04-13T17:47:39Z")\
**Posts on this page:** 7\
**Page:** 1

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**Author:** ![Kaustubh20](https://avatars.discourse-cdn.com/v4/letter/k/eb8c5e/32.png) [@Kaustubh20](https://discuss.elastic.co/u/Kaustubh20)\
**Post date:** [April 13, 2021, 5:47pm UTC](https://discuss.elastic.co/t/how-to-increase-heap-size-of-elasticsearch-pod/270044/1 "2021-04-13T17:47:39Z")

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Hi,

I got issue with heap size on elasticsearch pod on production environment, please guide us how to manage or clean heap size of elasticsearch pod.

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**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:** [April 13, 2021, 10:39pm UTC](https://discuss.elastic.co/t/how-to-increase-heap-size-of-elasticsearch-pod/270044/2 "2021-04-13T22:39:44Z")

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Is this using ECK?

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**Author:** ![Kaustubh20](https://avatars.discourse-cdn.com/v4/letter/k/eb8c5e/32.png) [@Kaustubh20](https://discuss.elastic.co/u/Kaustubh20)\
**Post date:** [April 14, 2021, 4:52am UTC](https://discuss.elastic.co/t/how-to-increase-heap-size-of-elasticsearch-pod/270044/3 "2021-04-14T04:52:11Z")

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Hi warkolm,

Yes, it is elastic cloud on kubernatives, please suggest how to reduced heap size

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**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:** [April 14, 2021, 8:10am UTC](https://discuss.elastic.co/t/how-to-increase-heap-size-of-elasticsearch-pod/270044/4 "2021-04-14T08:10:31Z")

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Let me move the topic then 🙂

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<div class="post-metadata">

**Author:** ![Kaustubh20](https://avatars.discourse-cdn.com/v4/letter/k/eb8c5e/32.png) [@Kaustubh20](https://discuss.elastic.co/u/Kaustubh20)\
**Post date:** [April 14, 2021, 8:27am UTC](https://discuss.elastic.co/t/how-to-increase-heap-size-of-elasticsearch-pod/270044/5 "2021-04-14T08:27:36Z")

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Hi warkolm,  
Please do it from your end and response me soon, awaiting for your response

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**Author:** ![Thibault\_Richard](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/thibault_richard/32/50513_2.png) [@Thibault\_Richard](https://discuss.elastic.co/u/Thibault_Richard)\
**Post date:** [April 14, 2021, 9:28am UTC](https://discuss.elastic.co/t/how-to-increase-heap-size-of-elasticsearch-pod/270044/6 "2021-04-14T09:28:41Z")

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Hi,

Please read the following documentation: [JVM heap size | Elastic Cloud on Kubernetes [1.5] | Elastic](https://www.elastic.co/guide/en/cloud-on-k8s/current/k8s-jvm-heap-size.html).

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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:** [May 12, 2021, 9:29am UTC](https://discuss.elastic.co/t/how-to-increase-heap-size-of-elasticsearch-pod/270044/7 "2021-05-12T09:29:09Z")

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