HP XP7 Storage - Manual (Page 37)

3 Configuring Fast Snap
This describes how to create data pools, create LDEVs, and use the settings of the command device
to configure FS.
Setting up to configure Fast Snap
Before you perform configuration tasks, complete the following items:
•
Install a sufficient amount of SM.
For more information about installing SM, contact HP Technical Support.
•
Create a V-VOL management area in the SM. This area is automatically created when you
install additional SM.
Related topics
•
“Shared memory and the management area” (page 28) .
Workflow for configuring Fast Snap
The following image shows the configuration tasks workflow and the workflow for creating and
managing FS pairs.
Use the following workflow to configure FS:
1. Create the FS data pools (see “Creating Fast Snap data pools” (page 38) ).
2. Create and register the V-VOLs for the pair (see “Workflow for registering virtual volumes”
(page 42) ).
3. Create and manage the FS pairs (see “Workflow for creating and managing Fast Snap pairs”
(page 37) ).
Workflow for creating and managing Fast Snap pairs
Use the following workflow to create and manage FS pairs:
1. Create the FS pairs (see “Workflow for creating and managing Fast Snap pairs” (page 62) ).
2. Split the FS pair to store the snapshot data using one of the available methods (see “Snapshot
data storage methods” (page 73) ).
3. If a failure occurs and the pair is suspended (“SUS” status, complete the following:
Setting up to configure Fast Snap 37