# Logstash behaviour on SIGHUP?

**URL:** <https://discuss.elastic.co/t/logstash-behaviour-on-sighup/61352>\
**Category:** Logstash\
**Created:** [September 23, 2016, 9:37am UTC](https://discuss.elastic.co/t/logstash-behaviour-on-sighup/61352 "2016-09-23T09:37:12Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![paulkeogh](https://avatars.discourse-cdn.com/v4/letter/p/8dc957/32.png) [@paulkeogh](https://discuss.elastic.co/u/paulkeogh)\
**Post date:** [September 23, 2016, 9:37am UTC](https://discuss.elastic.co/t/logstash-behaviour-on-sighup/61352/1 "2016-09-23T09:37:12Z")

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Does Logstash re-register custom filter plugins on receipt of SIGHUP ?

If not, is there any hook I can add to my custom filters to handle SIGHUP (assuming its propagated down)

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:** [July 6, 2017, 4:37am UTC](https://discuss.elastic.co/t/logstash-behaviour-on-sighup/61352/2 "2017-07-06T04:37:13Z")

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