Setting the Device Group and Disk Group Rules from SMC To change rules parameters, and have them recognized by the service processor, follow these steps:
Edit the parameters.
You can create new rules or modify existing rules by clicking on New or Edit in the Groups & Rules tab of the Optimizer dialog box (Figure 16).
Figure 16. Groups & Rules tab
Disk Group rules
After you click the Groups button in the Groups & Rules tab, the Groups dialog box appears. You can use the dialog box to create new Optimizer groups, edit the name or membership of an existing group, or delete an existing group.
EMC Symmetrix Optimizer A Detailed Review