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  • Blog Post: Sample ETW trace for WCF

    You can see How do I collect an ETL trace for WF/WCF? for the commands or you can download the sample trace from here. Open the trace using the following command line or File –> Open and load the manifest from the Framework folder or launch the following from the command line.  SvcPerf.exe wcf...
  • Blog Post: Introducing SvcPerf - An End-to-End trace Analysis tool for WCF

    Standardizing on ETW In 4.5 we introduced ETW tracing for WCF. In the past couple of months we have been trying to establish some common tools that can be used to debug and analyze ETW traces from WCF. We have a large number of tools that allow ETW analysis and the one aspect we wanted to do was to...
  • Blog Post: How do I find all the ETW sessions on the machine?

    logman is your tool for this. Here is how you can query for all the sessions and also how to see values from a particular session. c:\> logman -ets Data Collector Set Type Status ------------------------------------------------------------------------------- AITEventLog Trace Running Audio Trace...
  • Blog Post: Checkin #199390

    Here is something for you performance guys. This was a hard one to crack but. Let me know what you think of this and how you would like to see this evolve. It will be a while before this is actually available. Thanks to Wenlong for driving this all the way and for being our custodian for...
  • Blog Post: How to collect stacks during context switches?

    With xperf being more and more adopted and with rich stackwalking capabilities, its only natural to use it for finding out bottlenecks and cause for switch out. Findout the ready thread information and what causes the threads to switch out and the associated stack that woke up when a thread switches...
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