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DiskIo_TypeGroup2 class

  • Artikkel

This class is the event type class that marks the beginning of the disk I/O read, write, and flush events.

The following syntax is simplified from MOF code.

Syntax

[EventType{12, 13, 15}, EventTypeName{"ReadInit", "WriteInit", "FlushInit"}]
class DiskIo_TypeGroup2 : DiskIo
{
  uint32 Irp;
  uint32 IssuingThreadId;
};

Members

The DiskIo_TypeGroup2 class has these types of members:

Properties

The DiskIo_TypeGroup2 class has these properties.

Irp

Data type: uint32

Access type: Read-only

Qualifiers: WmiDataId (1), Pointer

I/O request packet. This property identifies the IO activity.

IssuingThreadId

Data type: uint32

Access type: Read-only

Qualifiers: WmiDataId (2)

The identifier of the issuing thread.

Windows Server 2008 R2, Windows Server 2008, Windows 7 and Windows Vista: This property is not supported.

Requirements

Requirement Value
Minimum supported client
 Windows Vista [desktop apps only]
Minimum supported server
 Windows Server 2008 [desktop apps only]

See also

DiskIo