9.5 HP P4000 Remote Copy User Guide (AX696-96089, September 2011)

Contents
1 Understanding and planning Remote Copy....................................................5
How Remote Copy works...........................................................................................................5
Graphical representations of Remote Copy..............................................................................5
Remote Copy and volume replication......................................................................................6
Uses for Remote Copy..........................................................................................................7
Benefits of Remote Copy.......................................................................................................7
Planning for Remote Copy.........................................................................................................7
Planning the remote snapshot................................................................................................8
Using schedules for Remote Copy...............................................................................................9
Planning the Remote Copy schedule.......................................................................................9
Best practices....................................................................................................................10
2 Using Remote Copy..................................................................................12
Working with remote snapshots................................................................................................12
Application-managed snapshots—New for release 8.5 and later.............................................12
Creating a remote snapshot................................................................................................12
Viewing a list of remote snapshots........................................................................................17
Setting the remote bandwidth..............................................................................................17
Canceling a remote snapshot..............................................................................................18
Editing a remote snapshot...................................................................................................18
Deleting a remote snapshot.................................................................................................18
Monitoring remote snapshots...................................................................................................19
Monitoring details from the Remote Snapshots feature.............................................................19
Scheduling remote snapshots...................................................................................................21
Best practices for scheduling remote snapshots...........................................................................22
Creating the schedule.............................................................................................................22
Creating the schedule for volume sets...................................................................................23
What the system does........................................................................................................24
Pausing and resuming scheduled snapshots................................................................................24
Editing the schedule to remote snapshot a volume.......................................................................25
Deleting the remote snapshot schedule......................................................................................25
Failover and failback using Remote Copy..................................................................................25
Planning failover................................................................................................................25
Using the Volume Failover/Failback Wizard...............................................................................26
Converting a primary volume to a remote volume...................................................................26
Using failover to remote volume...........................................................................................27
Resuming production after failover............................................................................................27
Synchronizing data after failover..........................................................................................27
Returning operations to original primary site..........................................................................28
Setting up a new production site..........................................................................................29
Making the backup site into the new production site...............................................................29
Rolling back primary and remote volumes..................................................................................29
Using SmartClone to clone a volume from a snapshot.............................................................29
Rolling back a remote volume..............................................................................................30
Using remote snapshots for data migration and data mining........................................................30
New for release 8.0...........................................................................................................31
Disassociating remote management groups................................................................................31
Best practice for disassociating management groups...............................................................31
3 Sample Remote Copy configurations...........................................................32
Using Remote Copy for business continuance.............................................................................32
Achieving high availability..................................................................................................32
Contents 3