Use the Rename Disk Group option to change the name of a when the current name is no longer meaningful or appropriate.
Important: If you try to rename a disk group with a name that is already in use by another disk group on the , an error message appears, and you are prompted to choose another name for the disk group.
Tips on naming disk groups
Use 30 characters or less. All leading and trailing spaces are deleted from the name.
Use a unique, meaningful name that is easy to understand and remember. In most cases, the most meaningful name will describe the data that the disk group stores.
Do not use arbitrary names or names that would quickly lose their meaning in the future.
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In the Logical View, select the disk group, and select Disk Group >> Rename.