Practical Real-time Data Processing and Analytics

Adding the Elasticsearch datasource in Grafana

Now, click on the Add data source icon on the dashboard. Add/update the value as shown in the following screenshot:

• Enter the Name of the datasource as ES.
• Select Elasticsearch from the Type dropdown.
• Enter http://localhost:9200 in URL.
• Select Access as direct.

For this you have to add the following lines in elasticsearch.yml:

http.cors.enabled: truehttp.cors.allow-origin: "*"

• Enter the Index name as pub-nub.
• Enter the Time field name as timestamp
• Select the Version as 5.x
• Click the Add button.

After that, you can test the connection by clicking save and test.