# Udp plugin queue\_size and persistent queue

**URL:** <https://discuss.elastic.co/t/udp-plugin-queue-size-and-persistent-queue/175476>\
**Category:** Logstash\
**Created:** [April 4, 2019, 7:14pm UTC](https://discuss.elastic.co/t/udp-plugin-queue-size-and-persistent-queue/175476 "2019-04-04T19:14:23Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![Jon\_Campbell](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/jon_campbell/32/43521_2.png) [@Jon\_Campbell](https://discuss.elastic.co/u/Jon_Campbell)\
**Post date:** [April 4, 2019, 7:14pm UTC](https://discuss.elastic.co/t/udp-plugin-queue-size-and-persistent-queue/175476/1 "2019-04-04T19:14:23Z")

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The queue\_size in the UDP plugin determines how many packets are held in memory before being dropped. But, if I have the pipeline setup with a persistent queue, does the queue\_size still drop the packets or does it write it to the persistent queue? Logstash version is 6.7

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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:** [May 2, 2019, 7:14pm UTC](https://discuss.elastic.co/t/udp-plugin-queue-size-and-persistent-queue/175476/2 "2019-05-02T19:14:26Z")

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