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IWDTFSystemAction2::PowerTracingStart method (wdtfsystemaction.h)

  • Article

Starts a trace session for power state transitions and saves the trace message file (Wdtfpwr.etl) in the current working directory. This method is available starting with Windows 8.

Starts a trace for power state transitions and saves an .etl file in the current working directory

Syntax

HRESULT PowerTracingStart();

Return value

If this method succeeds, it returns S_OK. Otherwise, it returns an HRESULT error code.

Requirements

Requirement Value
Minimum supported client Windows XP Professional
Minimum supported server Windows Server 2008
Target Platform Desktop
Header wdtfsystemaction.h

See also

IWDTFSystemAction2