# Logstash included grok patterns dir?

**URL:** <https://discuss.elastic.co/t/logstash-included-grok-patterns-dir/50024>\
**Category:** Logstash\
**Created:** [May 13, 2016, 6:18pm UTC](https://discuss.elastic.co/t/logstash-included-grok-patterns-dir/50024 "2016-05-13T18:18:10Z")\
**Posts on this page:** 3\
**Page:** 1

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**Author:** ![vchav73](https://avatars.discourse-cdn.com/v4/letter/v/f475e1/32.png) [@vchav73](https://discuss.elastic.co/u/vchav73)\
**Post date:** [May 13, 2016, 6:18pm UTC](https://discuss.elastic.co/t/logstash-included-grok-patterns-dir/50024/1 "2016-05-13T18:18:10Z")

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I'm running logstash 2.3 on a CentOS 6 installation. I used the Elasticsearch yum repo to install logstash.

My question is where in Linux are the included grok pattern files stored? I looked in /opt/logstash but couldn't find it there.

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**Author:** ![fbaligand](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/fbaligand/32/5657_2.png) [@fbaligand](https://discuss.elastic.co/u/fbaligand)\
**Post date:** [May 14, 2016, 8:37am UTC](https://discuss.elastic.co/t/logstash-included-grok-patterns-dir/50024/2 "2016-05-14T08:37:21Z")

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You can watch patterns here :

> **[logstash-plugins/logstash-patterns-core](https://github.com/logstash-plugins/logstash-patterns-core/tree/master/patterns)**
>
> Contribute to logstash-patterns-core development by creating an account on GitHub.

And if really you want to access patterns in your local installation, search here :  
`$LS_HOME/vendor/bundle/jruby/1.9/gems/logstash-patterns-core-2.0.5/patterns`

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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, 4:57am UTC](https://discuss.elastic.co/t/logstash-included-grok-patterns-dir/50024/3 "2017-07-06T04:57:37Z")

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