Dell PowerVault MD3000 - Manual (Page 79)

Snapshot Virtual Disks 79
6 Click Next.
7 Type a name for the snapshot in the Snapshot virtual disk name text box.
8 Type a name for the snapshot repository virtual disk in the Snapshot
repository virtual disk name text box.
9 Click Next.
10 Choose whether to create the snapshot virtual disk from unconfigured
capacity or free capacity.
To create the snapshot virtual disk from unconfigured capacity:
a Select Unconfigured capacity, then click Next.
b On the Create Snapshot Virtual Disks – Specify Capacity screen,
choose a RAID level, then click Next.
To create the snapshot virtual disk from free capacity:
a Select Free capacity.
b Select a free capacity node, then click Next.
11 On the Create Snapshot Virtual Disks – Specify Repository Virtual Disk
Capacity screen, enter how much space you want to allocate for the
snapshot repository virtual disk in the Specify capacity box, then click
Next.
12 In the Notify me when the repository disk becomes x% full box, specify at
what percentage MD Storage Manager should consider the snapshot
repository virtual disk to be full.
13 Specify what should happen if the snapshot repository virtual disk
becomes full.
Select
Fail the snapshot virtual disk to leave the source disk available.
Select Fail writes to the source virtual disk to leave the snapshot virtual
disk available and stop data from writing to the source virtual disk.
14 Choose whether to map the virtual disk to a host or host group now or
later.
To map now, select
Map now, select a host or host group by clicking it,
then assign a LUN.
To map later, select
Map later.