# Get no of events in memory and back pressure details

**URL:** <https://discuss.elastic.co/t/get-no-of-events-in-memory-and-back-pressure-details/150595>\
**Category:** Logstash\
**Created:** [October 1, 2018, 6:40pm UTC](https://discuss.elastic.co/t/get-no-of-events-in-memory-and-back-pressure-details/150595 "2018-10-01T18:40:38Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![meetdave2611997](https://avatars.discourse-cdn.com/v4/letter/m/f07891/32.png) [@meetdave2611997](https://discuss.elastic.co/u/meetdave2611997)\
**Post date:** [October 1, 2018, 6:40pm UTC](https://discuss.elastic.co/t/get-no-of-events-in-memory-and-back-pressure-details/150595/1 "2018-10-01T18:40:38Z")

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Hi

How do I know the current no of events which are in memory queue and logstash nodes are putting back pressure on inputs? Basically I want to check my logstash node's capacity of getting and processing events so that I can scale logstash nodes accordingly.

Thanks

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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:** [October 29, 2018, 6:40pm UTC](https://discuss.elastic.co/t/get-no-of-events-in-memory-and-back-pressure-details/150595/2 "2018-10-29T18:40:40Z")

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