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Prometheus : Visualize on Grafana2023/07/11

Web UI is included in Prometheus but it's also possible to visualize time series data on Grafana.
Install Grafana, refer to here.
It's OK to install it on any Node. (install it on Prometheus server Node on this example)
[2] Access to Grafana Dashboard and Open [Administration] - [Data Sources] on the left menu.
[3] Click [Add data source].
[4] Click [Prometheus].
[5] Input Prometheus Server endpoint URL on [URL] field and Click [Save & Test] button which is bottom of the page.
If you enabled authentication or HTTPS, set parameters for them, too.
The message [Data source is working] is shown if that's OK.
[6] Next, Open [Create] - [Dashboard] on the left menu.
[7] Click [Add Visualization].
[8] Click [Prometheus].
[9] Select a query you'd like to visualize data on [Metric] field.
If that's OK, click [Apply] button which is upper-right.
To save Dashboard, click [Save] button.
[10] Set any Dashboard name and Click [Save] button.
[11] To add more queries, it's possible to put more Graphs on a Dashboard.
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