Currently we have only "Percent Used of Disk" on vmax probe. Sometimes customers want to have a "Percent Used of Storage Group" metric/alarm, like this one showed on EMC Unisphere interface:
Having only per disk alarm can result in massive alarms on the console, and a Storage Group Utilization metric can be more meaningful. Full disks can be acceptable, provided that the Storage Group contains other disks with free space. It would avoid having massive individual alarms and provide a more useful view.
We don't have metrics for the Storage Group view on current version of the probe: