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MagicAndre1981

HighCPUUsageWithVAlloc

MagicAndre1981
Aug 23rd, 2013
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  1. 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.
  2.  
  3. Now run this command and capture the issue:
  4.  
  5. xperf -on latency+ReferenceSet -stackwalk profile+VirtualAlloc+VirtualFree -buffersize 1024 -MaxFile 512 -FileMode Circular && timeout -1 && xperf -d HighCPUUsageWithVAlloc.etl
  6.  
  7. If you have enough data (30-60s), press a key to stop tracing.
  8.  
  9. Zip the HighCPUUsage.etl as 7z/RAR (to reduce the size), upload it (Skydrive, dropbox) and paste a link here.
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