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Configuring SnapShot 5–3
Hitachi Simple Modular Storage Copy-on-Write SnapShot User’s Guide
Set Up the Virtual Volume (V-VOL) (manual method)
When the Backup Wizard in the Navigator 2 GUI is used, V-VOLs are created
and set up automatically. You do not need to perform any V-VOL setup.
If you are not using the Backup Wizard but the Create Pair procedure, then
proceed with the instructions below. Using the Create Pair procedure is a
more involved method that allows you to set copy pace, assign the pair to
a group (and create a group), and automatically split the pair after creating.
When you create the pair, you select the primary and virtual volumes. Set
up a virtual volumes in Navigator 2 GUI as described in the following
procedure.
To assign volumes as V-VOLs
(Advanced users using CLI, see Setting the V-VOL on page A-4.)
1. In Navigator 2 GUI, select the desired array, then click the Show &
Configure Array button.
2. From the Replication tree, select the Local Replication icon, then select
the Setup icon. The Setup screen displays.
3. Select SnapShot Logical Units. The SnapShot Logical Units page
displays
4. Click Create SnapShot LU. The Create Logical Unit for SnapShot
window appears.
5. Enter the LUN to be used for the V-VOL. You can use any unused LUN
that matches the P-VOL in size. The lowest available LU number is the
default.
6. Enter the V-VOL size in the Capacity field. Capacity must equal the size
of the P-VOL. The Capacity range is 1 MB - 128 TB.
7. Click OK.