Hitachi Universal Replicator (TM) for Mainframe User Guide: HP XP24000 Disk Array, HP XP20000 Disk Array (T5278-96044, May 2011)
Suspension Condition.........................................................................................................43
XP for Business Continuity Manager Software Support.................................................................44
Command Device..............................................................................................................47
3 Preparing for Universal Replicator for Mainframe Operations.........................48
Requirements and Restrictions for Universal Replicator for Mainframe.............................................48
System Requirements..........................................................................................................48
Disk Track Format...............................................................................................................51
One-to-One Volume Copy Operations..................................................................................51
Duplicate VOLSER .............................................................................................................52
Volume Types....................................................................................................................52
The Maximum Number of Pairs.......................................................................................55
Journal Group...................................................................................................................59
Accessing Universal Replicator for Mainframe Primary Data Volume and Secondary Data
Volume.............................................................................................................................60
Cache and Nonvolatile Storage ..........................................................................................60
Duplicate Volumes.............................................................................................................60
Installing the Hardware...........................................................................................................61
Setting up Remote Copy Connections...................................................................................62
Enabling the Universal Replicator for Mainframe Option(s)...........................................................64
Using Multiple Primary and Secondary Storage Systems..............................................................64
Basic Behavior When Using Multiple Primary and Secondary Storage Systems..........................66
Hardware Configuration for Multiple Primary and Secondary Storage Systems...........................67
Connections Between Secondary Storage Systems..................................................................67
Configuring Paths and Ports to Establish Connections among Secondary Storage Systems.......68
Creating Remote Command Devices to Establish Connections among Secondary Storage
Systems........................................................................................................................68
Interoperability with Other Products and Functions......................................................................69
Virtual LVI.........................................................................................................................71
Cache Residency Manager.................................................................................................71
ShadowImage for Mainframe..............................................................................................71
Using the At-Time Split Function When Combining Universal Replicator for Mainframe with
ShadowImage for Mainframe..............................................................................................78
TrueCopy for Mainframe Synchronous (3DC Cascading Configuration).....................................82
Basic Behavior..............................................................................................................83
Hardware Configuration................................................................................................84
Setup Procedure............................................................................................................84
Transferring Business Tasks Back to the Primary Site...........................................................85
TrueCopy for Mainframe Synchronous (3DC Multi-target Configuration).....................................86
Hardware Configuration................................................................................................88
Setup Procedure............................................................................................................89
Requirements for Creating Universal Replicator for Mainframe Pair for the Delta Resync
Operation....................................................................................................................90
Requirements for Performing a Delta Resync Operation.......................................................90
Configuring Delta Resync Operation Environment to Support Remote Command Devices.........91
Changing to 3DC Multi-target Configuration after Recovering from Primary Site Failures.........92
Transferring Business Tasks from the TrueCopy for Mainframe Secondary Site to the Primary
Site (in a 3DC Cascading Configuration).........................................................................93
Transferring Business Tasks from the TrueCopy for Mainframe Secondary Site to the Primary
Site (in a 3DC Multi-target Configuration).........................................................................94
Transferring Business Tasks from TrueCopy for Mainframe Secondary Site to the Primary Site
(When the Delta Resync Operation is Performed in 3DC Multi-target Configuration)...............95
Recovering from Failures in the Primary Site and the TrueCopy for Mainframe Synchronous
Secondary Site.............................................................................................................98
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