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.

Figure 1. Physical Drive Properties Window
Table 1. 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:
  • JBOD
  • PHYSICAL-DEVICE
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:
  • On – A physical drive is spun up.
  • Powersave – A physical drive is spun down.
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.