Tip: How many users are hitting my web site?

This is a question we hear very often from our customers, in forums or through distribution lists.  The reason we keep hearing the same question over the time is very simple:  There isn’t a definitive answer for that – At least not for IIS since it’s not exactly driven by the number of users hitting…

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Logparser fails when using the ChartType option

I’m posting this as I couldn’t find this solution documented anywhere (including within MSFT through the discussions around logparser).    Problem: After I installed the Office 2007, my logparser queries which use the parameter “ChartType” no longer work returning the following error:   Error: invalid parameter “chartType”   The solution?  Logparser depends on the Office Web Components to create the charts.  Just intall them…

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How to Extract SQL info from a thread stack

In the post about troubleshooting Asp.Net poor performance I showed you how to identify one possible cause for high response times when processing Asp.Net pages – the cause we explored on that post was a database server taking too long to respond.  We were able to verify all the information about the SQL side of…

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How to identify the process and thread being called in a COM call from a thread stack

I’ve just published a post on how to manually identify which classic ASP page is being processed by a specific thread.  Following the same idea you can also identify COM calls being made by a thread.   As always, first identify the thread doing the COM call you want investigate and then look at the thread…

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How to identify which ASP page is being processed on a specific thread

I’ve been teaching one of our workshops offerings (Workshop Plus: IIS6 Critical Problem Management) and when we go through some debugging samples, one thing I like to demo is how to find which Asp.Net pages are being processed in which threads.  Well, the SOS.dll extension supports the “!aspxpages” command that will make your life really…

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