Dell Compellent Series 40 - Manual (Page 146)

138 Storage Center 5.5 System Manager User Guide
Disks
Non-Standard Storage Types
Advanced storage options allow you to prepare a disk folder for non-standard Storage
Types.
Note You can prepare a disk folder for a non-standard Storage Type only if User Volume
Defaults permit you to do so. See
User Volume Defaults - Advanced on page 274 .

To add an option to create a volume with non-standard storage types
1 Select a disk folder, such as Assigned.
2 From the shortcut menu, select Configure Storage. The System Manager displays the
types of storage for which this folder is primed.
Figure 108. Modify Storage
3 Click Prepare for Additional Storage Type. Because additional Storage Types
decrease the efficiency of Data Progression, the system warns you that additional
storage types are inefficient.
4 Click Yes (Prepare Now). The Select Redundancy window appears.
Figure 109. Select Redundancy Window