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 is displayed only if the controller supports shield state. |