Dell PowerVault ME4 Series Storage System Administrator’s Guide

Modify the drive spin down feature

The DSD feature monitors disk activity within system enclosures and spins down inactive spinning disks to conserve energy. You can enable or disable DSD for non-ADAPT linear disk group, and set a period of inactivity after which the disk group disks and dedicated spares automatically spin down.

1. In the Pools topic, select the pool in the pools table for the disk group that you are modifying.
   NOTE:To see more information about a pool, hover the cursor over the pool in the table. See Viewing pools for more details about the Pool Information panel that appears.
2. Select the disk group in the Related Disk Groups table.
3. Select Action > Modify Disk Group.
   The Modify Disk Group panel opens.
4. To change the disk group name, type a new name in the New Name field.
   A disk group name is case-sensitive and can have a maximum of 32 bytes. It cannot already exist in the system or include the following characters: " , < \
5. To assign a controller to the disk group in a dual-controller system, select the controller from the Owner list.
   NOTE:If you only want to modify the name and/or controller for the disk group, you can click OK and not go to the next step.
6. To enable drive spin down for the disk group, select the Enable Drive Spin Down check box.
7. To set a period of inactivity after which available disks and global spares are automatically spun down for the disk group, type the number of minutes in the Drive Spin Down Delay field.
   The maximum value is 360 minutes. The default is 15 minutes.
8. Click Modify.
   The disk group modification begins.
9. Click OK when the disk group modification is complete.