JON - Create Dyna groups

Dyna group is similar to logical group.

Create Dyna Group
Groups -> New group definition

To group all RHQ agents,
Name: custom-AgentGroup
Expression:

resource.type.plugin = RHQAgent
resource.type.name = RHQ Agent

Recursive: true

Calculate groups manually which will discover resources based on the Expression
Set Interval for automatic recalculation