OK. The unit is optimal and is functioning normally.

Rebuilding. The unit is in the process of writing data to a newly added disk in a redundant unit, in order to restore the unit to an optimal state. The unit is not fully fault tolerant until the rebuilding is complete. For more information, see About Verification.

Rebuild-Paused. The unit is set to rebuild, however scheduling is enabled, and the present time is not during a scheduled timeslot. Rebuilding will start at the next scheduled time slot. Rebuilds are also paused for up to ten minutes after a reboot, even during a scheduled timeslot.

Initializing. The unit is in the process of writing to all of the disks in the unit in order to make the array fault tolerant. For more information, see About Initialization.

Initializing-Paused. The unit is set to initialize, however scheduling is enabled and the present time is not during a scheduled timeslot. Initializing will start at the next scheduled time slot. Initializations follow the Rebuild/Migrate task schedule. Initialization is also paused for up to ten minutes after a reboot, even during a scheduled timeslot.

Verifying. The unit is in the process of ensuring that the parity data of a redundant unit is valid. For more information, see About Verification.

Verify-Paused. The unit is set to verify, however, scheduling is enabled, and the present time is not during a scheduled timeslot. Verification will start at the next scheduled time slot.

Migrating. The unit is in the process of being reconfigured while it is online. Migration can be used to change the RAID level, to expand the capacity by adding additional drives, or to change the stripe size. For more information, see Changing An Existing Configuration by Migrating.

Migrate-Paused. The unit is in the process of migrating, however scheduling is enabled, and the present time is not during a scheduled timeslot. Migrating will start at the next scheduled time slot. Migration is also paused for up to ten minutes after a reboot, even during a scheduled timeslot.

Degraded. One or more drives in the redundant unit is no longer being used by the controller. For more information, see About Degraded Units.

Inoperable. This is a condition where one or more drives are missing from a unit, causing the unit to no longer be available to the operating system. Data on an inoperable unit cannot be accessed. For more information, see About Inoperable Units.