Extending a PVS vDisk

November 6, 2011

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Ever need to increase the size of a Provisioning Services (PVS) vDisk, for instance when an application upgrade needs more disk space than planned when creating the vDisk? Well, if so the process I use is fairly simple to complete and preserves the existing data. With the older vDisk formats (PVS 5.x and earlier) you can use the VHD Tool executable available on Microsoft’s MSDN website […]

Generating Virtual Machines with System Center Virtual Machine Manager SP1

August 30, 2011

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Today’s blog is the result recent scalability testing I performed for XenDesktop 5 on Microsoft’s System Center Virtual Machine Manager (SCVMM) SP1 platform and HP BL460 G7 blades with DAS storage. On a side note, if you have not yet had a chance to review the scalability results, they have been published on HP’s Client Virtualization […]

Server 2008 R2 SP1 and XenApp 6 Updates

August 17, 2011

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Ever have that problem with a brand new XenApp 6 server running on Microsoft Windows 2008 R2 with Service Pack 1 where not even Notepad will launch? Well, the secret is to get the right Microsoft patches and Citrix hotfixes installed, which when complete will enable applications to run again. Ran into this several times and with […]

Posted in: Citrix, XenApp

Speeding Up Web Interface

August 16, 2011

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I was working at a customer site where we had a brand new Web Interface server built on Microsoft Windows Server 2008 R2 with IIS 7, but still had horrible response times. Before I implemented these changes my Web Interface site was taking 20-30 seconds to load and 30-60 seconds to enumerate applications on an unloaded server. After […]

Parsing IOSTAT with Powershell

February 28, 2011

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I have had a couple people remark to me that it is somewhat difficult to use iostat on XenServer to gather storage performance metrics because the output format is not easily parsed. Today’s blog is about how to collect and import storage performance values from XenServer using the iostat command and a PowerShell script I wrote to make this […]