This sample shows how to log messages to an in-memory log as your app runs, and it shows how to save the in-memory message log to a file, on a condition of interest. You can view the log files by using the Windows Performance Toolkit (WPT) and other utilities like tracerpt.exe.
To obtain an evaluation copy of Windows 8.1, go to Windows 8.1.
To obtain an evaluation copy of Microsoft Visual Studio 2013, go to Visual Studio 2013.
Note For Windows 8 app samples, download the Windows 8 app samples pack. The samples in the Windows 8 app samples pack will build and run only on Microsoft Visual Studio 2012.
The sample demonstrates these tasks:
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Send messages to an in-memory log
Uses the LogMessage and LogValuePair methods to send messages and data to a LoggingSession.
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Save a logging session to a file
Uses the SaveToFileAsync method to save an in-memory log to a file.
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Manage generated logs in an app's log repository folder
Queries for log files and generates names for new log files.
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Track logging state during suspend and resume
Handles the Suspending and Resuming events and enables logging accordingly.
Operating system requirements
| Client | |
|---|---|
| Server |
Build the sample
- Start Visual Studio 2013 and select File > Open > Project/Solution.
- Go to the directory in which you unzipped the sample. Go to the directory named for the sample, and double-click the Visual Studio 2013 Solution (.sln) file.
- Press F7 or use Build > Build Solution to build the sample.
Run the sample
To debug the app and then run it, press F5 or use Debug > Start Debugging. To run the app without debugging, press Ctrl+F5 or use Debug > Start Without Debugging.