# \[es-XXXX\] \[XXXXXXXX\]\[1\] failed to execute multi\_get for \[6\]/\[XXXXXXX\] java.lang.OutOfMemoryError: Java heap space

**URL:** <https://discuss.elastic.co/t/es-xxxx-xxxxxxxx-1-failed-to-execute-multi-get-for-6-xxxxxxx-java-lang-outofmemoryerror-java-heap-space/38839>\
**Category:** Elasticsearch\
**Created:** [January 11, 2016, 7:20am UTC](https://discuss.elastic.co/t/es-xxxx-xxxxxxxx-1-failed-to-execute-multi-get-for-6-xxxxxxx-java-lang-outofmemoryerror-java-heap-space/38839 "2016-01-11T07:20:01Z")\
**Posts on this page:** 1\
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**Author:** ![justnj](https://avatars.discourse-cdn.com/v4/letter/j/e19adc/32.png) [@justnj](https://discuss.elastic.co/u/justnj)\
**Post date:** [January 11, 2016, 7:25am UTC](https://discuss.elastic.co/t/es-xxxx-xxxxxxxx-1-failed-to-execute-multi-get-for-6-xxxxxxx-java-lang-outofmemoryerror-java-heap-space/38839/4 "2016-01-11T07:25:12Z")

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Hi requesting you to contirm how u arrive that out of JVM heap ....

We got this error from 5 node cluster and in sequential mget query thrown error and node crashed

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_[View the full topic](https://discuss.elastic.co/t/es-xxxx-xxxxxxxx-1-failed-to-execute-multi-get-for-6-xxxxxxx-java-lang-outofmemoryerror-java-heap-space/38839)._