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---
stage: Monitor
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group: Respond
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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/product/ux/technical-writing/#assignments
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---
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# PgBouncer exporter **(FREE SELF)**
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The [PgBouncer exporter ](https://github.com/prometheus-community/pgbouncer_exporter ) enables
you to measure various [PgBouncer ](https://www.pgbouncer.org/ ) metrics.
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For installations from source you must install and configure it yourself.
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To enable the PgBouncer 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
pgbouncer_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 the PgBouncer exporter
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exposed at `localhost:9188` .
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The PgBouncer exporter is enabled by default if the
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[`pgbouncer_role` ](https://docs.gitlab.com/omnibus/roles/#postgresql-roles )
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role is enabled.
