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ASP.NET Debugging

Debugging from an ASP.NET and Azure Engineer. Posts are from customer issues and things I feel may be useful.

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  • Blog Post: Now Available: Psscor4 – Debugger Extension for .NET 4.0

    I am very happy to announce that Psscor4 is now available for download.  You can download it from: Psscor4 Managed-Code Debugging Extension for WinDbg This should have the same functionality as Psscor2 does but it works against the .NET 4.0 Framework.  Please let me know if you run into any...
  • Blog Post: XPerf: A CPU Sampler

    Seema just had a great about using XPerf to troubleshoot CPU issues when using Silverlight.  This can also be used in the same way to troubleshoot ASP.NET or IIS. What can XPerf tell you?  Seema answers that question, it can find out: Is my app asking Silverlight to constantly spin on CPU cycles...
  • Blog Post: How do you test the performance of your web site?

    I wanted to get a feel for what tools people are using to test the performance of their website.  My questions are: Do you check page-load times?  Do you dig in to see which files are taking the time How do you track down a page that uses a lot of memory How do you track down a high CPU consuming...
  • Blog Post: ASP.NET Tips: Using Process Explorer to help with high CPU

    I am not sure how many people are familiar with the great tools that Mark and the Sysinternals folks have created, but this is one that is a must for monitoring the performance of your machine.  It is called Process Explorer .  With it, you can see what is taking up your CPU time in real time...
  • Blog Post: ASP.NET and Performance

    I wanted to talk about monitoring performance in ASP.NET for a bit.  I have already posted a few postings that talk around this issue, namely: ASP.NET Debugging - High Memory part 5 – Fragmentation ASP.NET Debugging - ASP.NET Tips- How to use DebugDiag to track down But there are some other things...
  • Blog Post: ASP.NET Tips: What to gather to troubleshoot

    So now that I am done with all the individual posts, I thought I would wrap them all together.  So here are all of the posts that I created on gathering information when you are having a problem. Please keep in mind that these are geared towards the type of information you would be sending to Microsoft...
  • Blog Post: ASP.NET Tips: What to gather to troubleshoot – part 1 – High CPU or Hang

    On machines running IIS5 and IIS5.1, these are the Inetinfo.exe, DLLHost.exe and/or ASPNET_WP.exe processes. On machines running IIS 6 or 7, this is the w3wp.exe process. The following steps will allow us to get log files of the processes hosting the IIS or ASP.NET applications, as well as obtain the...
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