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Recently I had to create VMware vSphere VMs with a whole bunch of virtual disks. The application running inside of the virtual machines required a special disk layout and placement of the disks to guarantee optimal performance. To make sure everything is fine, I created a PowerCLI VM Disk Report to verify the configuration of the vSphere VMs. A simple example of an application that benefits of a special disk layout and placement of the disks is a basic Microsoft SQL Server. Placing “User DB” and “User LOG” on separate drives allows the I/O activity to occur at the same
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