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---
stage: Monitor
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group: Monitor
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info: To determine the technical writer assigned to the Stage/Group associated with this page, see https://about.gitlab.com/handbook/engineering/ux/technical-writing/#assignments
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---
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# Redis exporter **(FREE SELF)**
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The [Redis exporter ](https://github.com/oliver006/redis_exporter ) enables you to measure
various [Redis ](https://redis.io ) metrics. For more information on what is exported,
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[read the upstream documentation ](https://github.com/oliver006/redis_exporter/blob/master/README.md#whats-exported ).
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For installations from source you must install and configure it yourself.
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To enable the Redis exporter:
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1. [Enable Prometheus ](index.md#configuring-prometheus ).
1. Edit `/etc/gitlab/gitlab.rb` .
1. Add (or find and uncomment) the following line, making sure it's set to `true` :
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```ruby
redis_exporter['enable'] = true
```
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1. Save the file and [reconfigure GitLab ](../../restart_gitlab.md#omnibus-gitlab-reconfigure )
for the changes to take effect.
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Prometheus begins collecting performance data from
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the Redis exporter exposed at `localhost:9121` .
