DEVPKEY_Numa_Proximity_Domain
The DEVPKEY_Numa_Proximity_Domain device property represents the proximity domain of a Non-Uniform Memory Architecture (NUMA).
Attribute | Value |
---|---|
Property key | DEVPKEY_Numa_Proximity_Domain |
Property-data-type identifier | DEVPROP_TYPE_INT32 |
Property access | Read-only access by installation applications and installers; read and write access by a device driver |
Localized? | No |
Remarks
The value DEVPKEY_Numa_Proximity_Domain is a numeric value that represents a domain ID.
Typically, the operating system sets the value of DEVPKEY_Numa_Proximity_Domain by retrieving the corresponding information from system firmware.
You can retrieve the value of DEVPKEY_Numa_Proximity_Domain by calling IoGetDevicePropertyData in a device driver.
You can also call CM_Get_DevNode_Property or SetupDiGetDeviceProperty to retrieve the value of DEVPKEY_Numa_Proximity_Domain.
The value of this property is owned by Windows and should be treated as read-only by drivers and applications.
Windows Server 2003, Windows XP, and Windows 2000 do not support this property.
Requirements
Version: Windows Vista and later versions of Windows
Header: Devpkey.h (include Devpkey.h)
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