Contents
International Technical Support Organization
Page
International Technical Support Organization
First Edition January
Contents
Peer-to-Peer Remote Copy
Itso Redbook Evaluation Contents
Vi Ramac Virtual Array, Peer-to Peer Remote VSE/ESA
Team That Wrote This Redbook
Preface
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Comments Welcome
Log Structured File
What Is an IBM Ramac Virtual Array?
IBM Ramac Virtual Array
Overview of RVA and the Virtual Disk Architecture
− Functional track table
Data Compression and Compaction
What Is SnapShot?
What Is IXFP/SnapShot for VSE/ESA?
VSE/ESA Support for the RVA
Deleted Data Space Release
What Is IXFP?
Reporting Functions
What Is Peer-to-Peer Remote Copy?
Ramac Virtual Array, Peer-to Peer Remote VSE/ESA
RVA Simplifies Your Storage Management
RVA Benefits for VSE/ESA
Disk Capacity
Ixfp
Administration
Batch Window Improvement
IXFP/SnapShot for VSE/ESA
Ramac Virtual Array
RVA Data Availability
Application Development
Hardware
Pprc
SnapShot
Ramac Virtual Array, Peer-to Peer Remote VSE/ESA
Prerequisites
VSE/ESA Support for the RVA
1 VSE/ESA Input/Output Configuration Program
Volumes
Host Connection
Exec
Volume Minimal Init
Partial Disk Minimal Init
Assgn
Ramac Virtual Array, Peer-to Peer Remote VSE/ESA
System VSE/ESA User Time
IXFP/SnapShot for VSE/ESA
Sample Batch Job to Invoke Ixfp Report Function
DTRIATTN,PARM=′ Ixfp REPORT′
IXFP/SnapShot for VSE/ESA
Defined
Detail
Phys
AR 0015 CUU DEF
Ixfp Snap
Full Volume
VSE/VSAM
Reply ′ YES′ to Proceed
Range of Cylinders
Non-VSAM File
Expired Files
Ixfp DDSR,PATEV3
Total Volume
Ixfp DDSR,PATEV30000-0999,NOPROMPT
Ixfp DDSR,PATEV3DSN=′ test.data.3′ , Noprompt
Specified File
Ixfp REPORT,80E,80F
Ixfp REPORT,80E Ixfp REPORT,80F
Ixfp Report
Device Detail Report
Sample Output of Ixfp Report Command
Ramac Virtual Array, Peer-to Peer Remote VSE/ESA
Subsystem Summary Report
Device Summary Report
Ramac Virtual Array, Peer-to Peer Remote VSE/ESA
Peer-to-Peer Remote Copy
Peer-to-Peer Remote Copy
Pprc Data Flow
Pprc and VSE/ESA Software Requirements
Invoking peer-to-peer remote copy
Pprc Hardware Requirements
Secondary Devices of a Pprc Pair
Examples of Pprcopy Commands
SnapShot Considerations
Primary Devices of a Pprc Pair
Recovering from a Primary Site Failure
Setting Up Pprc Paths and Pairs
Deleting Pprc Pairs and Paths
Recovering from a Secondary Site Failure
Physical Connections to the RVA
Determining the Channel Connection Address
Determining the Logical Control Unit Number for RVA
Ramac Virtual Array, Peer-to Peer Remote VSE/ESA
Functional Device Configuration
Appendix A. RVA Functional Device Configuration
Functional Device Configuration Screen CD23
Snap Command
Appendix B. Ixfp Command Examples
Syntax
Ramac Virtual Array, Peer-to Peer Remote VSE/ESA
Noprompt
Using SnapShot to Copy One Volume to Another
DEFINED-CAPACITY
AR 0015 Capacity
Test Prod Overall Test Prod
Using SnapShot to Copy Files with Relocation
Using SnapShot to Copy a File from One Volume to Another
IXFP20I Snap Function Completed AT
Other Uses of SnapShot
Syntax of Ixfp Ddsr Command Details
Ddsr Command
Using Ddsr to Delete the Contents of a Volume
Using Ddsr to Delete a Single Data Set
Report
Using Ddsr to Delete the Free Space on an RVA
AR+0015 IXFP29D Ddsr for For Deletion
Report Command
Device Detail Report FUNC. Capacity MB
Reporting on the Capacity of a Single Volume
Reporting on the Capacity of Multiple Volumes
Reporting on the Capacity of the RVA Subsystem
JOB WCWTEST1
IXFP/SnapShot Setup Job Streams
Exec DTRIATTN,PARM=′ Ixfp REPORT′
Ready Ixfp DDSR,80F
BG 0000 // JOB Initdisk
BG 0000 1A86I Following Assignments are Released
Ixfp DDSR,80E
$$DITTO BLKFACTOR=1 EOJ
50.83 47.86 AR 0015 1I40I Ready
$$DITTO BLKFACTOR=1 $$DITTO EOJ
726532.208 MB 117880.209 MB 57754.953 MB
Appendix C. VSE/VSAM Considerations
Backing up Vsam Volumes
Appendix C. VSE/VSAM Considerations
Ramac Virtual Array, Peer-to Peer Remote VSE/ESA
Appendix D. Iocds Example
Ramac Virtual Array, Peer-to Peer Remote VSE/ESA
Appendix E. Special Notices
Following terms are trademarks of other companies
Other Publications
Appendix F. Related Publications
International Technical Support Organization Publications
Redbooks on CD-ROMs
Ramac Virtual Array, Peer-to Peer Remote VSE/ESA
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Index
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Itso Redbook Evaluation
SG24-5360-00