Performance Snapshot
VTune
provides several analysis types that are tailored to examine various application types and aspects of performance. Performance Snapshot captures a picture of these aspects and presents an overview of the workings of your application.
Profiler
Use Performance Snapshot when you want to see a summary of issues affecting your application. This analysis also includes recommendations for other analysis types that you can run next for a deeper investigation.
Run the Analysis
Before running Performance Snapshot, make sure you
Create a project.
- ClickConfigure Analysison theVTunewelcome screen. This opens theProfilerPerformance Snapshotanalysis type by default. You can also select this analysis from the Analysis Tree.
- In theWHATpane, specify your target application and any application parameters.
- In theHOWpane, click the Start button (
) to run the analysis.
To run Performance Snapshot from the command line for this configuration, use theCommand Line button at the bottom.
- Once the data collection is complete, see a performance overview in theSummarytab.The overview typically includes several metrics along with their descriptions.Expand each metric for detailed information about contributing factors.A flagged metric indicates a value outside acceptable/normal operating range. Use tool tips to understand how to improve a flagged metric.See guidance on other analyses you should consider running next. TheAnalysis Treehighlights these recommendations.