Dell PowerVault MD3220 - Manual (Page 150)

150 Configuration: Premium Feature—Snapshot Virtual Disks
3 Select Virtual Disk Snapshot Create. Alternatively, you can right-
click the source virtual disk and select Create Snapshot Virtual Disk from
the pop-up menu.
The
Create Snapshot Virtual Disk Wizard - Introduction dialog is
displayed.
4 Select Advanced, and click Next.
The Specify Names window is displayed.
5 Enter the Snapshot visual disk name and the Snapshot repository virtual
disk 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 the
source virtual disks capacity and click Next.
The Specify Virtual Disk Parameters window is displayed.
8 In the Snapshot virtual disk parameters area, select the relevant mapping
option, you can select:
•
Automatic
• Map later
9 In the Snapshot repository virtual disk parameters area, enter the system
behavior when:
• The snapshot repository virtual disk is full to the selected percentage
level.
• The snapshot repository virtual disk is full.
10 Click Next.
The Preview window containing the summary of the snapshot virtual disk
is displayed.
11 Click Finish.
The Completed window is displayed.
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