- Click on preference tab
- Provide a name for the rule
- Provide a short description for the rule
- Select the target type
- Specify you wanted to apply the rule to all the cluster database or specific to some database.
- Speficy the databases which you wanted to add by clicking the add button
- Click on the matrix which you wanted to add. In this case I added tablespace monitoring matrices to the list. Check out the warning and critical check boxes. Click ‘OK’ button when you finished it.