msvsmon high CPU usage problem - by gift_of_seasons

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ID 779377 Comments
Status Active Workarounds
Type Bug Repros 2
Opened 2/16/2013 7:00:02 PM
Access Restriction Public


I constantly have this problem. I usually attach to w3wp.exe to debug WCF services, and after some time, msvsmon.exe will have very high CPU usage and last for a long time, even after I stop debugging.

Note - I'm having this problem with Visual Studio 2010, but the list below only has 2012.
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Posted by Microsoft on 3/6/2013 at 3:06 AM
Hi gift_of_seasons, we have not received your ETW trace so far. We'll close this feedback, please reopen it recently and add a response if you have not resolved this issue. Thanks.
Posted by Microsoft on 3/3/2013 at 6:24 PM
If the ETW trace is too big to upload, please follow this
Please zip the file and use "FeedbackID-779377" as prefix of the file name.
You can use the following workspace to upload the file by IE:
Password: g#8EJcuGOqrKZ8N
Thanks again for your efforts and we look forward to hearing from you.
Posted by Microsoft on 3/1/2013 at 3:09 AM
Hi gift_of_seasons, could you upload a ETW trace please?
Please collect trace file by select performance and click record button in feedback tool. Thanks
Posted by Microsoft on 2/19/2013 at 1:33 AM
Thank you for submitting feedback on Visual Studio and .NET Framework. Your issue has been routed to the appropriate VS development team for investigation. We will contact you if we require any additional information.
Posted by Microsoft on 2/17/2013 at 7:43 PM
Thank you for your feedback, We are currently reviewing the issue you have submitted. If this issue is urgent, please contact support directly (
Posted by gift_of_seasons on 2/16/2013 at 7:00 PM
I have attached dump files of msvsmon.exe.