166 Configuration: Premium Feature—Snapshot Virtual DisksIf you want to use a snapshot regularly, such as for backups, use the DisableSnapshot and Re-create Snapshot options to reuse the snapshot. Disablingand re-creating snapshots preserves the existing virtual disk-to-host mappingsto the snapshot virtual disk.Creating the Snapshot Using the Advanced PathNOTE: Removing the drive letter of the associated virtual disk in Windows orunmounting the virtual drive in Linux helps to guarantee a stable copy of the drivefor the Snapshot.After first preparing the host server(s) as specified in the preceding procedure,complete the following steps to create a virtual disk snapshot using theadvanced path:1 Stop the host application accessing the source virtual disk, and unmountthe source virtual disk.2 In the AMW, select the Logical tab, select a valid source virtual disk.3 Select Virtual Disk Snapshot Create. Alternatively, right-click thesource virtual disk and select Create Snapshot Virtual Disk from the pop-up menu.The Create Snapshot Virtual Disk Wizard - Introduction dialog isdisplayed.4 Select Advanced, and click Next.The Specify Names window is displayed.5 Enter the Snapshot visual disk name and the Snapshot repository virtualdisk name and click Next.The Allocate Capacity window is displayed.6 In the Capacity allocation area, select:• Free capacity on same disk group as base (recommended)• Free capacity on different disk group• Unconfigured capacity (create new disk group)7 Enter the snapshot repository virtual disks capacity as a percentage of thesource virtual disks capacity and click Next.The Specify Virtual Disk Parameters window is displayed.
