# How to set Netflow Sampling Rate

**URL:** https://discuss.elastic.co/t/how-to-set-netflow-sampling-rate/118169
**Category:** Logstash
**Created:** [February 2, 2018, 7:09am UTC](https://discuss.elastic.co/t/how-to-set-netflow-sampling-rate/118169 "2018-02-02T07:09:32Z")
**Posts on this page:** 3
**Page:** 1

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### Author: ![MWMJ](https://avatars.discourse-cdn.com/v4/letter/m/59ef9b/32.png) [@MWMJ](https://discuss.elastic.co/u/MWMJ)
#### Post date: [February 2, 2018, 7:09am UTC](https://discuss.elastic.co/t/how-to-set-netflow-sampling-rate/118169/1 "2018-02-02T07:09:32Z")

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Is there a way to set or improve Netflow sampling rate in a Logstash filter ?

When I compare my Netflow data on Kibana with other applications like PRTG, the Kibana values are way smaller.

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### Author: ![MWMJ](https://avatars.discourse-cdn.com/v4/letter/m/59ef9b/32.png) [@MWMJ](https://discuss.elastic.co/u/MWMJ)
#### Post date: [February 5, 2018, 3:43pm UTC](https://discuss.elastic.co/t/how-to-set-netflow-sampling-rate/118169/2 "2018-02-05T15:43:50Z")

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anyone with an idea on this?

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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: [March 5, 2018, 3:43pm UTC](https://discuss.elastic.co/t/how-to-set-netflow-sampling-rate/118169/3 "2018-03-05T15:43:58Z")

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