# Logstash Lumberjack Input Stops Processing

**URL:** <https://discuss.elastic.co/t/logstash-lumberjack-input-stops-processing/1031>\
**Category:** Logstash\
**Created:** [May 20, 2015, 8:33pm UTC](https://discuss.elastic.co/t/logstash-lumberjack-input-stops-processing/1031 "2015-05-20T20:33:06Z")\
**Posts on this page:** 1\
**Showing post:** 6

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**Author:** ![magnusbaeck](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/magnusbaeck/32/44943_2.png) [@magnusbaeck](https://discuss.elastic.co/u/magnusbaeck)\
**Post date:** [May 28, 2015, 6:35pm UTC](https://discuss.elastic.co/t/logstash-lumberjack-input-stops-processing/1031/6 "2015-05-28T18:35:46Z")

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Use the `-w` startup option to Logstash to change the number of filtering threads.

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_[View the full topic](https://discuss.elastic.co/t/logstash-lumberjack-input-stops-processing/1031)._