# Logstash Events Latency using Stats API

**URL:** <https://discuss.elastic.co/t/logstash-events-latency-using-stats-api/249444>\
**Category:** Logstash\
**Created:** [September 22, 2020, 5:14am UTC](https://discuss.elastic.co/t/logstash-events-latency-using-stats-api/249444 "2020-09-22T05:14:48Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![8wlgns](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/8wlgns/32/72733_2.png) [@8wlgns](https://discuss.elastic.co/u/8wlgns)\
**Post date:** [September 22, 2020, 5:14am UTC](https://discuss.elastic.co/t/logstash-events-latency-using-stats-api/249444/1 "2020-09-22T05:14:48Z")

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I want to calculate Event duration per millisecond using logstash events stats api.  
Could I use events.out / events.duration\_in\_millis ?

> **[Node Stats API | Logstash Reference \[7.9\] | Elastic](https://www.elastic.co/guide/en/logstash/current/node-stats-api.html#event-stats)**

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<div class="post-metadata">

**Author:** ![system](https://us1.discourse-cdn.com/elastic/original/3X/1/a/1ac57faf039f6b580b3f104ef42a2a89e41014de.png) [@system](https://discuss.elastic.co/u/system)\
**Post date:** [October 20, 2020, 5:15am UTC](https://discuss.elastic.co/t/logstash-events-latency-using-stats-api/249444/2 "2020-10-20T05:15:11Z")

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