IBM SG24-5360-00 manual International Technical Support Organization

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RAMAC Virtual Array, Peer-to-Peer Remote Copy,

and IXFP/SnapShot for VSE/ESA

Alison Pate Dionisio Dychioco Guenter Rebmann Bill Worthington

International Technical Support Organization

http://www.redbooks.ibm.com

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SG24-5360-00

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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 PrefaceYour comments are important to us Comments WelcomeIBM Ramac Virtual Array What Is an IBM Ramac Virtual Array?Overview of RVA and the Virtual Disk Architecture Log Structured File− Functional track table Data Compression and CompactionWhat 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/ESADisk Capacity Ixfp AdministrationBatch Window Improvement IXFP/SnapShot for VSE/ESA Ramac Virtual ArrayRVA Data Availability Application DevelopmentHardware Pprc SnapShotRamac Virtual Array, Peer-to Peer Remote VSE/ESA Prerequisites VSE/ESA Support for the RVA1 VSE/ESA Input/Output Configuration Program VolumesHost Connection Partial Disk Minimal Init Volume Minimal InitAssgn ExecRamac Virtual Array, Peer-to Peer Remote VSE/ESA System VSE/ESA User Time IXFP/SnapShot for VSE/ESASample Batch Job to Invoke Ixfp Report Function DTRIATTN,PARM=′ Ixfp REPORT′IXFP/SnapShot for VSE/ESA Phys DetailAR 0015 CUU DEF DefinedIxfp Snap Full VolumeVSE/VSAM Reply ′ YES′ to ProceedRange of Cylinders Non-VSAM File Expired Files Ixfp DDSR,PATEV3 Total VolumeIxfp DDSR,PATEV30000-0999,NOPROMPT Ixfp DDSR,PATEV3DSN=′ test.data.3′ , Noprompt Specified FileIxfp REPORT,80E,80F Ixfp REPORT,80E Ixfp REPORT,80FIxfp Report Device Detail Report Sample Output of Ixfp Report CommandRamac Virtual Array, Peer-to Peer Remote VSE/ESA Subsystem Summary Report Device Summary ReportRamac Virtual Array, Peer-to Peer Remote VSE/ESA Peer-to-Peer Remote Copy Peer-to-Peer Remote CopyPprc Data Flow Pprc and VSE/ESA Software RequirementsInvoking peer-to-peer remote copy Pprc Hardware RequirementsSnapShot Considerations Examples of Pprcopy CommandsPrimary Devices of a Pprc Pair Secondary Devices of a Pprc PairRecovering from a Primary Site Failure Setting Up Pprc Paths and PairsDeleting Pprc Pairs and Paths Recovering from a Secondary Site FailurePhysical Connections to the RVA Determining the Channel Connection Address Determining the Logical Control Unit Number for RVARamac Virtual Array, Peer-to Peer Remote VSE/ESA Functional Device Configuration Appendix A. RVA Functional Device ConfigurationFunctional Device Configuration Screen CD23 Snap Command Appendix B. Ixfp Command ExamplesSyntax Ramac Virtual Array, Peer-to Peer Remote VSE/ESA Noprompt Using SnapShot to Copy One Volume to AnotherDEFINED-CAPACITY AR 0015 CapacityTest Prod Overall Test Prod Using SnapShot to Copy Files with Relocation Using SnapShot to Copy a File from One Volume to AnotherIXFP20I Snap Function Completed AT Other Uses of SnapShotSyntax of Ixfp Ddsr Command Details Ddsr CommandUsing Ddsr to Delete the Contents of a Volume Using Ddsr to Delete a Single Data SetReport Using Ddsr to Delete the Free Space on an RVAAR+0015 IXFP29D Ddsr for For Deletion Report Command Reporting on the Capacity of Multiple Volumes Reporting on the Capacity of a Single VolumeReporting on the Capacity of the RVA Subsystem Device Detail Report FUNC. Capacity MBJOB WCWTEST1 IXFP/SnapShot Setup Job StreamsExec DTRIATTN,PARM=′ Ixfp REPORT′ BG 0000 1A86I Following Assignments are Released BG 0000 // JOB InitdiskIxfp DDSR,80E Ready Ixfp DDSR,80F$$DITTO BLKFACTOR=1 EOJ 50.83 47.86 AR 0015 1I40I Ready$$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 International Technical Support Organization Publications Appendix F. Related PublicationsRedbooks on CD-ROMs Other PublicationsRamac Virtual Array, Peer-to Peer Remote VSE/ESA ∙ E-mail Orders How to Get Itso RedbooksPlease send me the following IBM Redbook Fax Order FormSee CKD IndexPprc distance Please answer the following questions Itso Redbook EvaluationSG24-5360-00