IWDTFSystemAction2::PowerTracingStart method (wdtfsystemaction.h)
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 |