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VMware Horizon 6 Desktop Virtualization Solutions by Andre Leibovici, Jason Langone, Chuck Mills, Ryan Cartwright

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Types of disks for vDesktops

There are several types of disks—OS disk, secondary OS disk, user data disk, and temp data disk.

OS disk

The OS disk stores the system data (for example, Windows 7) and provides the base for a functional desktop.

Secondary OS disk

The secondary OS disk stores OS data that must be preserved during certain View Composer activities (such as Refresh or Recompose). Each virtual desktop will have a secondary OS disk. These disks are typically 10 MB in size and are not configurable.

The secondary OS disk can only be stored on the same data store as the OS disk.

User data disk

A persistent user data disk is an optional component of a View virtual desktop. The user data disk stores the user profile information. By storing this information ...

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