# Xpack monitoring: logstash heap size

**URL:** <https://discuss.elastic.co/t/xpack-monitoring-logstash-heap-size/83266>\
**Category:** Logstash\
**Created:** [April 22, 2017, 5:51am UTC](https://discuss.elastic.co/t/xpack-monitoring-logstash-heap-size/83266 "2017-04-22T05:51:38Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![sunwl](https://avatars.discourse-cdn.com/v4/letter/s/a9adbd/32.png) [@sunwl](https://discuss.elastic.co/u/sunwl)\
**Post date:** [April 22, 2017, 5:51am UTC](https://discuss.elastic.co/t/xpack-monitoring-logstash-heap-size/83266/1 "2017-04-22T05:51:38Z")

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Hi there,

It seems that the logstash heap size from the monitoring dashboard is the double of the real size.  
I set XMX4G in logstash jvm.options and I found the max heap size from kibana monitoring is 7.8G.  
I am using the 5.3.0.

Any thoughts?

Thank you.

Best regards,  
Ryan

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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 20, 2017, 6:15am UTC](https://discuss.elastic.co/t/xpack-monitoring-logstash-heap-size/83266/3 "2017-05-20T06:15:14Z")

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