Webfarm and IIS configuration tips/tricks

I was recently talking with some good friends about tips for performance and what an IIS Administrator could do on the server side.  I also see this question from time to time in the forums @ http://forums.iis.net.    Of course, you should test individual settings in a controlled environment while performing load testing before just implementing on your production farm.

IIS Compression enabled (both static and dynamic if possible, set it to 9)  If you are running IIS 6, check this article out by Scott Forsyth.

Run FRT for long running pages (Failed Request Tracing)

Sql Connection pooling in code

Look at using PAL with performance counters ( http://blogs.iis.net/ganekar/archive/2009/08/12/pal-performance-analyzer-with-iis.aspx ) 

Look at load testing using visual studio load testing tools

Log parser  finding long running pages.  Here is a couple examples

Look at CPU, Memory and disk counters.  Make sure the server has enough resources.

Same machineKey account across all same nodes

Localize content vs. using UNC based content on a single server (My UNC tag with great posts)

Content expiration

Read more: Steve Schofield Weblog

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