CentOS 8
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Prometheus : Visualize on Grafana
2020/07/29
 
Web UI is included in Prometheus but it's also possible to visualize time series data on Grafana.
[1]
Install Grafana, refer to here.
It's OK to install it on any Node. (install it on Prometheus server Node on this example)
[2] Install [grafana-prometheus] on Grafana installed Node.
(generally it has been installed yet by dependency with Grafana)
[root@dlp ~]#
dnf -y install grafana-prometheus
[3] Access to Grafana Dashboard and Open [Configuration] - [Data Sources] on the left menu.
[4] Click [Add data source].
[5] Click [Prometheus].
[6] Input Prometheus Server endpoint URL on [HTTP] field and Click [Save & Test] button.
[7] The message [Data source is working] is shown if that's OK.
[8] Next, Open [Create] - [Dashboard] on the left menu.
[9] Click [Add Query].
[10] Select a query you'd like to visualize data on [Metrics] field.
[11] After selecting a query, visualized graph is shown. To save [Dashboard], Click [Save dashboard] icon.
[12] Set any Dashboard name and Click [Save] button.
[13] To add more queries, it's possible to put more Graphs on a Dashboard.
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