Mike Volodarsky's Blog

Things you still cant do with ASP.NET modules on IIS

Wednesday, April 24, 2013
ASP.NET CodeProject development IIS
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Even with the ASP.NET Integrated Pipeline on IIS, there are things you just can't do with ASP.NET modules. Here is a list of them, and why you should probably never do them.
Troubleshoot hanging requests on IIS in 3 steps

Monday, April 15, 2013
IIS troubleshooting
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Your users are complaining that the site is loading slowly, or you are making requests to your application and they are hanging. Here is my preferred method for diagnosing hanging requests on IIS servers:
Manage IIS/ASP.NET applications easier with smart alerts

Tuesday, April 9, 2013
ASP.NET IIS LeanSentry troubleshooting
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Its been a big month for LeanSentry! We've released several big features to help make supporting and troubleshooting IIS/ASP.NET apps way easier, including smart alerts, automatic error highlighting, server diagnostics, and more. Read on for the juicy details.
How I Over-Engineered the ASP.NET Health Monitoring Feature

Tuesday, February 19, 2013
ASP.NET CodeProject IIS Personal troubleshooting
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ASP.NET Health Monitoring was one of the major features I worked on for the ASP.NET 2.0 release. Fast forward 8 years later, after releasing ASP.NET, IIS7. and building LeanSentry. This is the story of this feature, lessons learned while building it, and a practical take on when to use/not to use Health Monitoring for monitoring your ASP.NET applications.
Why average latency is a terrible way to track website performance … and how to fix it.

Saturday, February 9, 2013
CodeProject IIS LeanSentry performance troubleshooting
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How do you know if your website is running slowly? Using the common metric of Average Response Time turns out to be a terrible idea. These are the reasons why, and this is how we resolved this problem for LeanSentry ...
LeanSentry: A better monitoring service for Windows server web apps

Tuesday, February 5, 2013
ASP.NET CodeProject IIS LeanSentry News performance troubleshooting
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We've spent the last 5 years helping our clients build better websites on the Microsoft web platform. Eventually we got sick of logging into servers to debug IIS problems with appcmd, EventLog, windbg, and logparser. So we built LeanSentry, a realtime diagnostic service for web applications on the Microsoft web platform ...
Remove zombie websites from your IIS server

Friday, November 30, 2012
Configuration IIS Uncategorized
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Zombie websites get created whenever the root application of a website is removed, orphaning the rest of the application content in your website. Because IIS requires the root of the website to be an application, this effectively renders the website inaccessible: It cannot serve requests It does not show up in InetMgr It will likely [...]
Automatically diagnose every IIS and ASP.NET error in your sites

Wednesday, November 28, 2012
ASP.NET IIS troubleshooting
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What if someone automatically diagnosed every error in your IIS site? It would probably help you quickly fix all the lingering bugs in your apps … and make a lot of your users really happy. The hours you would save tracking down and figuring out that intermittent 500.19 error would probably make you really happy, [...]
Is your TableServiceContext missing IgnoreResourceNotFoundException when building with .NET Framework 3.5 System.Data.Services.Client.dll?

Thursday, October 11, 2012
Azure development
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If you are developing code with Azure tables, and building against .NET 3.5 DLLs, you may encounter a compilation error like this: "The name 'IgnoreResourceNotFoundException' does not exist in the current context" At LeanSentry, we do a lot of custom Azure development to power our scalable data backend. Now, most of our codebase is using [...]
Visual Studio build and publishing problems after upgrading to Azure 1.7 SDK

Tuesday, July 24, 2012
Azure IIS LeanSentry VisualStudio
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We recently went through upgrading www.leansentry.com to the Windows Azure SDK version 1.7, and definitely hit a fair share of problems with building and publishing afterwards. It was a somewhat painful process taking me deep into the night to get right, and I figured I’ll share some of the things I learned along the way [...]