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4.3.3 Subsystem Summary Report ........................ 31
Chapter 5. Peer-to-Peer Remote Copy
........................ 33
5.1 PPRC and VSE/ESA Software Requirements
................. 34
5.2 PPRC Hardware Requirements
......................... 35
5.3 Invoking peer-to-peer remote copy
....................... 35
5.4 SnapShot Considerations
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36
5.4.1 Primary Devices of a PPRC Pair
...................... 36
5.4.2 Secondary Devices of a PPRC Pair
.................... 36
5.5 Examples of PPRCOPY Commands
....................... 36
5.5.1 Setting Up PPRC Paths and Pairs
..................... 37
5.5.2 Recovering from a Primary Site Failure
.................. 37
5.5.3 Recovering from a Secondary Site Failure
................ 38
5.5.4 Deleting PPRC Pairs and Paths
....................... 38
5.6 Physical Connections to the RVA
........................ 38
5.6.1 Determining the Logical Control Unit Number for RVA
......... 39
5.6.2 Determining the Channel Connection Address
.............. 39
Appendix A. RVA Functional Device Configuration
................ 41
Appendix B. IXFP Command Examples
....................... 43
B.1 SNAP Command
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43
B.1.1 Syntax
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43
B.1.2 Using SnapShot to Copy One Volume to Another
............ 45
B.1.3 Using SnapShot to Copy a File from One Volume to Another
..... 47
B.1.4 Using SnapShot to Copy Files with Relocation
............. 47
B.1.5 Other Uses of SnapShot
........................... 48
B.2 DDSR Command
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49
B.2.1 Syntax
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49
B.2.2 Using DDSR to Delete a Single Data Set
................. 50
B.2.3 Using DDSR to Delete the Contents of a Volume
............ 50
B.2.4 Using DDSR to Delete the Free Space on an RVA
........... 51
B.3 Report Command
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52
B.3.1 Syntax
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52
B.3.2 Reporting on the Capacity of a Single Volume
............. 53
B.3.3 Reporting on the Capacity of Multiple Volumes
............. 53
B.3.4 Reporting on the Capacity of the RVA Subsystem
........... 53
B.4 IXFP/SnapShot Setup Job Streams
....................... 54
Appendix C. VSE/VSAM Considerations
....................... 59
C.1 Backing up VSAM Volumes
........................... 60
Appendix D. IOCDS Example
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 63
Appendix E. Special Notices
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 65
Appendix F. Related Publications
. . . . . . . . . . . . . . . . . . . . . . . . . . 67
F.1 International Technical Support Organization Publications
......... 67
F.2 Redbooks on CD-ROMs
.............................. 67
F.3 Other Publications
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 67
How to Get ITSO Redbooks
.............................. 69
IBM Redbook Fax Order Form
............................. 70
Index
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 71
iv RAMAC Virtual Array, Peer-to Peer Remote VSE/ESA