anchor.diff:  
   |Access
   |Set to `direct` if the Hawkular Metrics server is not reachable from the Grafana backend.
  +The `direct` access implies Grafana host is a CORS allowed origin on the server side. CORS can be configured via:
  +
  +* properties on a standalone Metrics server
  +* Keycloak if you work with a Hawkular server
   
   |Database
   |The tenant name.
   
  +On standalone Metrics servers, this is totally free.
  +
  +On Hawkular servers, this must be the _Persona_ id of the user, or of one of the organizations he belongs to.
  +
  +A user can get his _Persona_ id by sending an HTTP requests to Accounts:
  +
  +[source,shell]
  +----
  +curl --basic -u user:password http://localhost:8080/hawkular/accounts/personas/current
  +----
  +
  +And the list of possible personas:
  +
  +[source,shell]
  +----
  +curl --basic -u user:password http://localhost:8080/hawkular/accounts/personas
  +----
  +
   |User
  -|Hawkular Metrics does not support authentication yet. Fill the field with random data to pass form validation.
  +|The Hawkular user name.
  +
  +Standalone Metrics does not support authentication yet, fill the field with random data to pass form validation.
   
   |Password
  -|Hawkular Metrics does not support authentication yet. Fill the field with random data to pass form validation.
  +|The Hawkular user password.
  +
  +Standalone Metrics does not support authentication yet, fill the field with random data to pass form validation.
   |===
   
   [[img-data-source-details]]
  
positive.code: 
  Fill-in the datasource creation form.
  
  [cols="1,8", options="header"]
  |===
  |Name
  |Description
  
negative.code: This guide will help you to configure http://grafana.org[Grafana] so that you can build awesome dashboards with
  the data stored in Hawkular Metrics.
  
  NOTE: We assume you've already installed and started a Hawkular server or a standalone Metrics server.
  
  == Installing Grafana
  
  