MagicAndre1981

HighCPUUsage tracing with xperf

Aug 22nd, 2013
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  3. Install the Windows Performance Toolkit (http://social.technet.microsoft.com/wiki/contents/articles/4847.install-the-windows-performance-toolkit-wpt.aspx), open the command prompt with admin rights.
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  5. Now run this command and capture the issue:
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  7. xperf -on latency -stackwalk profile -buffersize 2048 -MaxFile 2048 -FileMode Circular && timeout -1 && xperf -d C:\HighCPUUsage.etl
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  10. If you have enough data (30-60s), press a key to stop tracing.
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  12. Zip the HighCPUUsage.etl as 7z/RAR (to reduce the size), upload it (Onedrive, dropbox) and paste a link here.
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  14. If you want to analyze it yourself watch this video:
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  16. http://channel9.msdn.com/Shows/Defrag-Tools/Defrag-Tools-42-WPT-CPU-Analysis
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