HP Hitachi ShadowImage for Mainframe User Guide (T5213-96032, November 2011)

Contents
1 Overview of Hitachi ShadowImage™ for Mainframe.......................................6
ShadowImage for Mainframe.....................................................................................................6
Business Benefits.......................................................................................................................7
Feature Highlights.....................................................................................................................7
2 About ShadowImage for Mainframe Operations............................................8
ShadowImage for Mainframe Components..................................................................................8
Volume Pairs and CTGs........................................................................................................9
ShadowImage for Mainframe Software...................................................................................9
License...............................................................................................................................9
XP for Business Continuity Manager Software..........................................................................9
PPRC Host Software..............................................................................................................9
ShadowImage for Mainframe Operations..................................................................................10
Set Reserve Attribute Operation...........................................................................................10
Add Pair Operation............................................................................................................10
Split Pair Operation...........................................................................................................12
Suspend Pair Operation......................................................................................................14
Resynchronize Pair Operations.............................................................................................14
Delete Pair Operation.........................................................................................................19
Pair Status.............................................................................................................................19
ShadowImage for Mainframe Options.......................................................................................24
Swap&Freeze Option.........................................................................................................24
Host I/O Performance Option..............................................................................................25
Copy Threshold Option.......................................................................................................25
3 Interoperability with other Products and Functions.........................................27
Virtual LVI..............................................................................................................................27
Cache Residency Manager......................................................................................................27
Volume Security......................................................................................................................27
Volume Retention Manager......................................................................................................28
XP Auto LUN..........................................................................................................................28
HP XP External Storage Software..............................................................................................28
Hitachi TrueCopy™ for Mainframe............................................................................................28
XP Continuous Access Journal Software™ for Mainframe.............................................................32
TrueCopy for Mainframe and Universal Replicator for Mainframe..................................................36
HP XP for Compatible Extended Remote Copy (XRC) Software......................................................38
Concurrent Copy....................................................................................................................38
4 Preparing for ShadowImage for Mainframe Operations.................................39
System Requirements...............................................................................................................39
Volume Requirements..........................................................................................................39
ShadowImage for Mainframe Software Requirements.............................................................40
License Requirements..........................................................................................................40
Requirements for Other Software..........................................................................................41
Assessing ShadowImage for Mainframe Requirements.................................................................41
Calculating Maximum Number of Pairs.................................................................................41
Performance Considerations................................................................................................46
Identifying the Source and Target Volumes............................................................................48
Requirements for Maintaining ShadowImage for Mainframe.........................................................48
Cautions on Maintaining the Devices....................................................................................48
Cautions on Maintaining the Cache.....................................................................................48
Cautions on Switching Off the Power Supply..........................................................................49
Contents 3