HP StorageWorks Continuous Access EVA Administrator Guide (T3687-96043, December 2005)

group), these members are added to a DR group called DR snapclone1. This DR group now resides on a
source array that replicates to the desired destination array (Site 3). At the remote location, you can
remove the virtual disk members from the DR group, renamed, and archived.
NOTE:
Forthisprocedure,Site1iscalledthesourcearray,Site2(thedestinationfortheDRgroupfromSite1)
is called the intermediate array, and Site 3 is referred to as the remote array.
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Site 1
Site 2 Site 3
1. HSV05 array 2. HSV06 array
3. HSV18 array
4. DR group
5. Virtual disk 1 6. Virtual disk 2
7. Replication 8. Virtual disk snapclone
Figure 14 Data movement using snapclones example
You can perform cascaded replication using any of the following methods:
• Using the job template in the replication m anager
• Manually in the replication manager
• Manually with the command line user interface (CLUI)
The following procedure describes the steps you must perform, regardless of the m etho d you use. See the
replication manager online help and the HP StorageWorks Replication Solutions M anag er Command
Line User Interface reference guide for additional instructions.
NOTE:
A replication manager job template is available for cascaded replication.
Before you begin
Before you begin the procedure, ensure that you have done the following tasks:
1. SetupDRgroupsatthesource(site1inFigure 14) and the destination (site 2 in Figure 14).
2. Set up t
he host on the intermediate site (site 2 in Figure 14) using HP Command View EVA:
IntheAddaHostwindow,enterahostnameintheHostnameboxandaWWNinthePortWW
Name box. Click the Add host tab.
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