Viewing Physical Drive Properties
Select a physical drive from a drive group in the Controller dashboard to view its properties. The following figure and table describe the physical drive properties.

Property | Description |
---|---|
Device/Persistent ID | The device ID of the physical drive that is assigned by the manufacturer. |
Enclosure : Slot | The slot number of the enclosure in which the drive is connected. |
Status | The current status of the physical drives. |
Exposed As | To differentiate the physical drives, the drives are exposed as one of the following drive:
|
Model | The model number of the physical drive. |
Vendor | The vendor of the physical. |
Serial Number | The serial number of the physical drive. |
Shield Counter | The shield counter value. |
Coerced Size | A drive property that indicates the capacity to which a drive has been coerced (forced) to make it compatible with other drives that are nominally the same capacity. |
Raw Capacity | The actual full capacity of the drive before any coercion mode is applied to reduce the capacity. |
General Properties | |
SAS Address 0 | The World Wide Name (WWN) for the physical drive. |
Capable Speed | The maximum speed supported by the device. |
Temperature | The temperature of the physical drive. |
Firmware Revision Level | The revision level of the physical drive’s firmware. |
Power State | The Power State displays the following status:
|
Unmap Capable | The device maximum supported speed. |
Write Same Unmap Capable | Reclaim the storage space that is not in use. |
Physical Sector Size | The size of the physical sector of the drive. The possible options are 4 KiB or 512 B. |
Media Error Count | The number of media errors detected while communicating with LUNs. |
Multipath | EID and slot number of the path if the drive is in multipath. |
Multiport | EID and slot number of the path if the drive is in multiport. |
Current Write Cache | The current write cache setting of the LUNs. |
Default Write Cache | The default write cache setting of the LUNs. |
Commissioned Spare | Indicates whether the drive is a commissioned spare. |
Emergency Spare | Indicates whether the drive is an emergency spare. |
Shield Diagnostics Completion Time | Indicates the shield diagnostics completion time. This property is displayed only if the controller supports shield state. |
ATASecurityEnabled | Indicates if the SATA security feature is enabled or disabled. |
Drive Authority Locked Out | This state occurs if there are repeated authentication failures. |