HP StorageWorks P9000 User Manual page 6

1 1 Support and other resources...................................................................126
Contacting HP......................................................................................................................126
Subscription service..........................................................................................................126
Documentation feedback..................................................................................................126
Related information...............................................................................................................126
HP websites....................................................................................................................127
Conventions for storage capacity values..................................................................................127
Typographic conventions.......................................................................................................127
A Sharing Continuous Access Journal volumes ..............................................129
Volume types that can be shared with Continuous Access Journal................................................129
LUN Expansion....................................................................................................................131
Virtual LUN .........................................................................................................................131
Cache Residency..................................................................................................................131
Auto LUN............................................................................................................................131
LUN Manager......................................................................................................................132
Thin Provisioning .................................................................................................................132
Data Retention ....................................................................................................................132
Performance Monitor ............................................................................................................133
B Continuous Access Journal configurations with Continuous Access
Synchronous.............................................................................................135
Sharing volumes with Continuous Access Synchronous...............................................................135
3DC cascade configuration ..................................................................................................136
Prerequisite information for 3DC cascade ...........................................................................136
Procedure for setting up 3DC cascade ...............................................................................137
3DC multitarget configuration ................................................................................................137
Prerequisite information for 3DC multitarget ........................................................................138
Procedure for setting up 3DC multitarget.............................................................................138
Delta resync configuration .....................................................................................................139
Prerequisite information for creating the delta resync pair .....................................................140
Prerequisite information for performing the delta resync operation..........................................140
Creating a delta resync pair .............................................................................................142
Configuring the delta resync operation environment to support remote command devices..........142
Establish immediate communications ............................................................................142
Assign mirrors to remote command devices ....................................................................143
Release a remote command device which is assigned to a mirror......................................144
Perform the delta resync operation .....................................................................................145
2 data center configuration ...................................................................................................145
Prerequisite information for 2DC configuration ....................................................................146
Specifications and restrictions for Continuous Access Journal pair operations.......................146
Specifications and restrictions for Continuous Access Synchronous pair operations...............147
Procedure for 2DC setup ..................................................................................................147
C Continuous Access Journal configurations with Business Copy......................148
Overview............................................................................................................................148
Configurations with Business Copy primary volumes .................................................................148
Configurations with Business Copy secondary volumes .............................................................150
Pair status and data currency.................................................................................................150
6 Contents