Hitachi Extended Remote Copy for Mainframe user guide (HITA738-96004, June 2008)

Contents
About this Guide .................................................................................. 7
Intended Audience ...................................................................................................................... 7
Related Documentation ................................................................................................................ 7
Document Conventions ................................................................................................................ 7
Conventions for Storage Capacity Values ....................................................................................... 8
HP Technical Support .................................................................................................................. 8
Subscription Service .................................................................................................................... 9
HP Websites .............................................................................................................................. 9
Documentation Feedback ............................................................................................................. 9
1 Overview of Copy Solutions .............................................................. 11
XRC for Mainframe ................................................................................................................... 11
Other copy features .................................................................................................................. 11
Hitachi TrueCopy for z/OS .................................................................................................. 11
Hitachi ShadowImage for z/OS ........................................................................................... 12
Hitachi FlashCopy Mirroring for Mainframe ........................................................................... 12
2 Overview of XRC for Mainframe Operations ........................................ 13
Function Overview .................................................................................................................... 13
Sessions ............................................................................................................................ 13
TSO commands ................................................................................................................. 14
Configuration ........................................................................................................................... 14
3 Requirements and Restrictions ............................................................ 17
System Requirements ................................................................................................................. 17
Requirements and Restrictions for Using XRC for Mainframe ........................................................... 18
Supported Functions ........................................................................................................... 18
The Number of Sessions ...................................................................................................... 19
Considerations for Performance ............................................................................................ 19
Notes and Cautions ............................................................................................................ 19
Using XRC for Mainframe in Conjunction with Other Copy Solutions ............................................... 26
Using Two XRC for Mainframe Pairs in Conjunction ................................................................. 26
Using XRC for Mainframe in Conjunction with TrueCopy z/OS ................................................ 27
Using XRC for Mainframe in Conjunction with ShadowImage z/OS .......................................... 28
Using XRC for Mainframe in Conjunction with Hitachi FlashCopy Mirroring for Mainframe .......... 29
4 Preparing for XRC for Mainframe Operations ...................................... 33
System Configuration ................................................................................................................. 33
Installing the Software ............................................................................................................... 33
Starting XRC for Mainframe ....................................................................................................... 33
5 XRC for Mainframe Panels ................................................................. 35
Hitachi Extended Remote Copy for Mainframe user guide 3