Warning This tutorial can contain obsolete information. Next Tutorial: How to build applications with OpenCV inside the "Microsoft Visual Studio" From time to time, functions are added or updated.Prev Tutorial: Using OpenCV with Eclipse (plugin CDT) This API enables capturing kernel stack traces, merging multiple trace files for analysis, and including system information in the merged files. No public API is available for the current version of WPA. However, it is obsolete, and new profiles should be created using the current version. This API is an extension of the ETA Event Tracing API and is supported for backward compatibility with existing scripts and profiles. The Kernel Trace Control API Reference covers the Kernel Trace Control API available in previous versions of WPA. See wpr -help start for more information.Īfter recording a trace, you can now immediately open it in WPA by choosing the Open in WPA button.ĭirect handling of CLR symbols, so no flags are necessary when configuring and using NGEN support Start command now supports shutdown tracing to persist over reboot. See wpr -help profiles for more information. When saving a ETL, Ctrl + C can be used to cancel a in progress save.Įxport profile command enables exporting of built-in profiles to be used as a starting point for building a custom Windows Performance Recorder Profile (*.wprp). Merge command enables merging of ETL traces (similar to XPerf's merge command). New for Windows Server 2022 The WPR command line has gotten a few new features and updates to improve your developer analysis: Windows Performance Recorder (WPR) is a performance tool that you can use to record system events that you can then analyze by using WPA. Support for multiple traces in a single session Stack tags for creating labels that help you better identify which parts of the call stack(s) are affected Regions of Interest that allow you to highlight important time ranges in a trace Point in time rectangle viewer that allows you to visualize what happened on the screen during your trace New version of the File menu (called Rich Menu) with the option to switch back to the Classic Menu Rich text support for the Analysis Assistant that lets you format your text to make it easier to read and parse, as well as add links to reference materials, videos, or more detailed help pages on the web.
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