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Remove the table for variables about the Postgres Server Exporter

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As prometheus_postgres_exporter_container_labels_traefik_enabled is explained below, it is sensible to remove this duplicated entry in favor of it.

Signed-off-by: Suguru Hirahara <acioustick@noreply.codeberg.org>
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Suguru Hirahara 2025-02-09 16:29:15 +09:00
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docs/configuring-playbook-prometheus-grafana.md
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@ -41,6 +41,8 @@ Name | Description
Expanding on the metrics exposed by the Synapse exporter and the Node exporter, the playbook can also install and configure the [PostgreSQL Server Exporter](https://github.com/prometheus-community/postgres_exporter) that exposes more detailed information about what's happening on your Postgres database.
Enabling the exporter sets up the docker container, connects it to the database and adds a 'job' to the Prometheus config which tells Prometheus about this new exporter.
To enable it, add the following configuration to your `vars.yml` file:
**Note**: `prometheus_postgres_exporter_database_username` has nothing to do with your Matrix user ID. It can be any string you'd like.
@ -57,11 +59,6 @@ prometheus_postgres_exporter_enabled: true
# prometheus_postgres_exporter_database_password: "PASSWORD_HERE"
```
Name | Description
-----|----------
`prometheus_postgres_exporter_enabled`|Enable the Postgres Prometheus exporter. This sets up the docker container, connects it to the database and adds a 'job' to the Prometheus config which tells Prometheus about this new exporter.
`prometheus_postgres_exporter_container_labels_traefik_enabled`|If set to `true`, exposes the Postgres exporter metrics on `https://matrix.example.com/metrics/postgres-exporter` for usage with an [external Prometheus server](#collecting-metrics-to-an-external-prometheus-server). To password-protect the metrics, see `matrix_metrics_exposure_http_basic_auth_users` below.
### Extending the configuration
There are some additional things you may wish to configure about Prometheus.