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Rahul Soni's blog

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VectorSendThrottleLimit in IIS, shall we... shan't we?
Okay, first of all a disclaimer... don't try this on a production box. I am lucky enough to have a spare Win 2k3 box to play with and do the changes required. So without any further ado, let me point out a KB which is often misread... 916984 . Recently, Read More...
Quantification vs Gut feeling
I was working on a pretty tricky issue a while ago. It was related to the Visual Studio IDE high memory consumption and slowness and I found that there are a lot of files in the Source Folder. So much so, that my gut feeling was saying that it is the Read More...
Connection and ASP Script Timeouts using Netmon 3.0
Let's have a look at the difference between Connection timeout and ASP Script Timeout today! 1. Connection Timeout in Default Web Site As you can see below, the Default Web Site properties on my Win 2k3 machine has Connection Timeout set to 120 seconds. Read More...
A couple of articles on asp.net debugging
Post Production Debugging for ASPNET Applications Part 1 This article discusses how to become comfortable with some of the tools available for ASP.NET so that you can use them effectively when time is more precious than gold, especially when there is Read More...
DLL Hell - L + P = Help :o)
First up, I admit the atrocities of dll hell. But this post is not about it :o) If you have ever thought of OR needed an online database that contains information about DLL/EXE files that are included with selected Microsoft products, you may like the Read More...
DW20.exe was stopping us from taking the Crash Dumps in w3wp.exe! How to disable it?
While I was working on this issue today, I was thinking of this old adage... "When the going gets tough, the tough get going!". It looked pretty simple initially, and the issue was that the IIS worker process, W3WP.exe was crashing when the users tried Read More...
Troubleshooting Session Related Issues in ASP.NET
In this article I have discussed some of the common reasons for session loss issues in ASP.NET. I have also discussed about how you should think of fixing these issues yourself in a logical way. http://aspalliance.com/1182_Troubleshooting_Session_Related_Issues_in_ASPNET Read More...
Compare file versions and other important details on two different boxes
Quite often, we hear that two boxes are completely alike but for some reason a program that works on first just fails on another. Sometimes, you suspect certain patches which got applied on one box and not applied on the other box might have been the Read More...
Are you getting OutOfMemoryExceptions when uploading large files?
Getting OutOfMemoryExceptions when uploading large files is a very common problem and we troubleshoot it quite frequently at Microsoft GTSC. JohanS has a very nice entry on his blog and I can't resist myself to link to the solution which he provided! Read More...
String Concatenation vs String Builder - The performance hit! See it to believe it :o)
In this post, I am going to discuss about using String Concatenation vs String Builder . I have created a very simple page which creates a string using three different methods. 1) Writes directly to the Response Cache 2) Creates a String variable using Read More...
What is a Crash (technically)... in ASP.NET and what to do if it happens?
Many times while troubleshooting performance related issues in ASP.NET/IIS we find that customers come in saying that the ASP.NET process crashes n number of times a day, two or more. Now, the question arises, that is it really a crash, or some Yellow Read More...
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