Managing CPU Performance in IIS 6.0 using Windows System Resource Manager (WSRM)

It’s a little known secret that IIS v6.0 or v7.x doesn’t do well when handling applications that lead to runaway CPU usage.  In both versions, the application pool serving the application only provides limited CPU management capabilities.  The limited capabilities are limited by the fact that only one of 2 actions can take place when…

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Understanding IIS Bindings, Websites, Virtual Directories, and lastly Application Pools

In a recent meeting, some folks on my team needed some guidance on load testing the Web application that one of my feature teams are developing.  The questions on load testing subsided rather quickly and prior to pluggin my ears with my headphones for my ZuneHD, I was stepping out of the room when one…

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Building a “Sample” SCOM Management Pack for Dynamically Building Virtual Machines based on Performance of physical or virtual machines

In today’s post, I will focus on how I worked with our System Center Operations Manager (SCOM) team to build the actual infrastructure and setup alerting for our infrastructure to ensure that if our Configuration Manager Distribution Points (DPs) are getting a high number of connections, we will spin up additional virtual machines to help…

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SCVMM Transfers using BITS – Improving Performance

The one feature in System Center Virtual Machine Manager (SCVMM) 2008 R2 that goes a long way to making life much simpler for environments who focus on provisioning a lot is the disabling of SSL transfers.  The overhead to transferring over SSL is not overly small and to boot the data getting transferred is often…

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ConfigMgr 2007 Distribution Points Load Testing(Part IV)

In today’s post, I will focus on pulling the final piece together of this 4-part series titled “ConfigMgr 2007 Distribution Points Load Testing.”  Why is this topic even important?  This, i hope, is rather obvious but in case it isn’t let me share why it was important for us at Microsoft and why you as…

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ConfigMgr 2007 Distribution Points Load Testing (Part III)

The last variable in the load testing scenario is the actual creation of your stress tests using a Web tester.  DP downloads from clients can be initiated via Server Message Block (SMB) or HTTP but the default is to use HTTP in ConfigMgr 2007.  The next variable to understand is the use of HTTP versus…

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ConfigMgr 2007 Distribution Points Load Testing – (Part II)

As mentioned yesterday, CertPicker assembly or console requires that certificates already be present for your environment and in a folder in .pfx format.  Without these certificates, one wouldn’t get very far using CertPicker so Part II of this multi-series posts will cover how to successfully create the certificate templates for Client Authentication and then will…

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ConfigMgr 2007 Distribution Points Load Testing

At Microsoft, we have 280,000+ client machines that are managed worldwide and in our past life we were planning to scale our service to other companies client machines as well.  As part of the platform team responsible for ensuring that our ConfigMgr 2007 infrastructure could scale to support hundreds of thousands of clients (and even…

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