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DFSMStvs application migration guide [[electronic resource] ] : June 2003 / / [Nigel Morton ... et al.]
| DFSMStvs application migration guide [[electronic resource] ] : June 2003 / / [Nigel Morton ... et al.] |
| Edizione | [1st ed.] |
| Pubbl/distr/stampa | [S.l.], : IBM, International Technical Support Organization, 2003 |
| Descrizione fisica | xvi, 176 p. : ill |
| Disciplina | 005.4/3 |
| Altri autori (Persone) | MortonNigel |
| Collana | IBM redbooks |
| Soggetto topico |
Virtual storage (Computer science)
CICS (Computer system) Electronic data processing - Batch processing Application software - Development |
| Soggetto genere / forma | Electronic books. |
| Formato | Materiale a stampa  |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Record Nr. | UNINA-9910450490803321 |
| [S.l.], : IBM, International Technical Support Organization, 2003 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
| ||
DFSMStvs application migration guide [[electronic resource] ] : June 2003 / / [Nigel Morton ... et al.]
| DFSMStvs application migration guide [[electronic resource] ] : June 2003 / / [Nigel Morton ... et al.] |
| Edizione | [1st ed.] |
| Pubbl/distr/stampa | [S.l.], : IBM, International Technical Support Organization, 2003 |
| Descrizione fisica | xvi, 176 p. : ill |
| Disciplina | 005.4/3 |
| Altri autori (Persone) | MortonNigel |
| Collana | IBM redbooks |
| Soggetto topico |
Virtual storage (Computer science)
CICS (Computer system) Electronic data processing - Batch processing Application software - Development |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Record Nr. | UNINA-9910783523703321 |
| [S.l.], : IBM, International Technical Support Organization, 2003 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
| ||
DFSMStvs application migration guide : June 2003 / / [Nigel Morton ... et al.]
| DFSMStvs application migration guide : June 2003 / / [Nigel Morton ... et al.] |
| Edizione | [1st ed.] |
| Pubbl/distr/stampa | [S.l.], : IBM, International Technical Support Organization, 2003 |
| Descrizione fisica | xvi, 176 p. : ill |
| Disciplina | 005.4/3 |
| Altri autori (Persone) | MortonNigel |
| Collana | IBM redbooks |
| Soggetto topico |
Virtual storage (Computer science)
CICS (Computer system) Electronic data processing - Batch processing Application software - Development |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Nota di contenuto |
Front cover -- Contents -- Figures -- Notices -- Trademarks -- Preface -- The team that wrote this redbook -- Become a published author -- Comments welcome -- Chapter 1. Introduction to DFSMStvs -- 1.1 VSAM sharing without DFSMStvs -- 1.1.1 Basic VSAM sharing -- 1.1.2 MVS scheduler and sharing through MVS system services -- 1.1.3 Record-level sharing -- 1.2 DFSMStvs overview -- 1.2.1 Recoverable data sets and logging -- 1.2.2 Two-phase commit -- 1.3 Batch application considerations -- 1.3.1 Commit frequency -- 1.3.2 Sharing files beyond today's batch job structure -- 1.3.3 Unit of recovery -- 1.3.4 Application restart -- 1.4 Batch performance observations -- 1.4.1 Exploiting DFSMStvs with parallel batch programs -- 1.4.2 Our experiences with parallelizing batch jobs -- 1.5 Value of DFSMStvs -- 1.6 Summary -- Chapter 2. Using commit and backout -- 2.1 Unit of recovery -- 2.2 Programming changes -- 2.2.1 How to commit -- 2.2.2 How to perform a backout -- 2.2.3 How often to commit -- 2.3 Rerunning jobs -- 2.4 Summary -- Chapter 3. Transactional recovery -- 3.1 Batch application restart -- 3.1.1 Conventional batch job structure -- 3.1.2 Using DFSMStvs: unique input -- 3.1.3 Using DFSMStvs: shared input -- 3.2 Use of forward recovery log -- 3.3 CICSVR overview -- 3.4 Summary -- Chapter 4. Defining VSAM data sets for DFSMStvs -- 4.1 Recoverable data sets -- 4.2 IDCAMS definitions -- 4.2.1 IDCAMS DEFINE CLUSTER parameters -- 4.2.2 Definition for PL/I example -- 4.3 Storage management considerations -- 4.3.1 Data class use -- 4.3.2 Storage class use -- 4.3.3 Management class use -- 4.3.4 Backup while open -- 4.3.5 Reorganization -- 4.4 Summary -- Chapter 5. DFSMStvs environment -- 5.1 SMS setup -- 5.1.1 Data class considerations -- 5.1.2 Storage class considerations -- 5.2 PARMLIB members -- 5.2.1 IFAPRDxx -- 5.2.2 IGDSMSxx.
5.3 Coupling facility definitions -- 5.3.1 Log stream names -- 5.3.2 Log streams and log structures -- 5.4 Summary -- Chapter 6. Migrating a COBOL program -- 6.1 The sample program -- 6.2 Changes to the program -- 6.3 Step 1: OPEN -- 6.4 Step 2: Check for deadlocks and time-outs -- 6.5 Step 3: Add commit and backout logic -- 6.6 Step 4: Add restart logic and a positioning data set -- 6.7 Step 5: Remove writes to spool -- 6.8 Summary -- Chapter 7. Migrating a PL/I program -- 7.1 The sample program -- 7.2 Changes to the program -- 7.3 Step 1: OPEN -- 7.4 Step 2: Check for deadlocks and time-outs -- 7.5 Step 3: Add commit and backout logic -- 7.6 Step 4: Add restart logic and a positioning data set -- 7.7 Summary -- Chapter 8. DFSMStvs experiences -- 8.1 Console log during normal start -- 8.2 Exceptions -- 8.2.1 Committing without DFSMStvs -- 8.2.2 DFSMStvs server not registered to RRS -- 8.2.3 Reestablish connection between SMSVSAM and RRS -- 8.3 Monitoring DFSMStvs -- 8.3.1 SMSVSAM server connected or not connected to RRS -- 8.3.2 Display jobs using DFSMStvs -- 8.3.3 Display a specific cluster and its users -- 8.3.4 Coupling facility structure utilization -- 8.3.5 VSAM RLS central locking structure full -- 8.3.6 Display forward recovery log data sets -- 8.3.7 RRS failure terminating DFSMStvs -- 8.3.8 Coupling Facility lock structure -- 8.4 IDCAMS SHCDS examples -- 8.4.1 Data set list -- 8.4.2 Subsystem summary -- 8.4.3 Data sets by subsystem -- Appendix A. CICS VSAM recovery (CICSVR) example -- Appendix B. Example source code -- Original COBOL program -- Modified COBOL program -- Original PL/I program -- Modified PL/I program -- Glossary -- Related publications -- IBM Redbooks -- Other publications -- Online resources -- How to get IBM Redbooks -- Help from IBM -- Index -- Back cover. |
| Record Nr. | UNINA-9910815711803321 |
| [S.l.], : IBM, International Technical Support Organization, 2003 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
| ||
DFSMStvs overview and planning guide [[electronic resource] /] / [Nigel Morton ... et al.]
| DFSMStvs overview and planning guide [[electronic resource] /] / [Nigel Morton ... et al.] |
| Edizione | [1st ed.] |
| Pubbl/distr/stampa | San Jose, CA, : IBM, International Technical Support Organization, 2003 |
| Descrizione fisica | xviii, 234 p. : ill |
| Disciplina | 004.5 |
| Altri autori (Persone) | MortonNigel |
| Collana | IBM redbooks |
| Soggetto topico |
Virtual storage (Computer science)
CICS (Computer system) Electronic data processing - Batch processing |
| Soggetto genere / forma | Electronic books. |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Record Nr. | UNINA-9910450490003321 |
| San Jose, CA, : IBM, International Technical Support Organization, 2003 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
| ||
DFSMStvs overview and planning guide [[electronic resource] /] / [Nigel Morton ... et al.]
| DFSMStvs overview and planning guide [[electronic resource] /] / [Nigel Morton ... et al.] |
| Edizione | [1st ed.] |
| Pubbl/distr/stampa | San Jose, CA, : IBM, International Technical Support Organization, 2003 |
| Descrizione fisica | xviii, 234 p. : ill |
| Disciplina | 004.5 |
| Altri autori (Persone) | MortonNigel |
| Collana | IBM redbooks |
| Soggetto topico |
Virtual storage (Computer science)
CICS (Computer system) Electronic data processing - Batch processing |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Record Nr. | UNINA-9910783524003321 |
| San Jose, CA, : IBM, International Technical Support Organization, 2003 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
| ||
DFSMStvs overview and planning guide / / [Nigel Morton ... et al.]
| DFSMStvs overview and planning guide / / [Nigel Morton ... et al.] |
| Edizione | [1st ed.] |
| Pubbl/distr/stampa | San Jose, CA, : IBM, International Technical Support Organization, 2003 |
| Descrizione fisica | xviii, 234 p. : ill |
| Disciplina | 004.5 |
| Altri autori (Persone) | MortonNigel |
| Collana | IBM redbooks |
| Soggetto topico |
Virtual storage (Computer science)
CICS (Computer system) Electronic data processing - Batch processing |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Nota di contenuto |
Front cover -- Contents -- Figures -- Notices -- Trademarks -- Preface -- The team that wrote this redbook -- Become a published author -- Comments welcome -- Chapter 1. Introducing DFSMStvs -- 1.1 A brief history of VSAM -- 1.2 Changing business requirements -- 1.2.1 Extending CICS availability -- 1.2.2 Reducing the batch window -- 1.2.3 Web access to VSAM data -- 1.3 Some definitions -- 1.3.1 Backward recovery -- 1.3.2 Forward recovery -- 1.3.3 Atomic updates -- 1.3.4 Unit of work and unit of recovery -- 1.3.5 Two-phase commit -- 1.3.6 In-flight and in-doubt -- 1.3.7 Repeatable read -- 1.3.8 Recoverable data sets -- 1.4 CICS support for recoverable VSAM -- 1.5 VSAM record level sharing introduction -- 1.5.1 RLS new function APARs -- 1.6 DFSMStvs introduction -- 1.6.1 DFSMStvs locking -- 1.6.2 DFSMStvs logging -- 1.6.3 Recovery coordination -- 1.7 Effect on the batch window -- 1.8 Planning for DFSMStvs -- 1.9 Summary -- Chapter 2. What you need for DFSMStvs -- 2.1 Hardware -- 2.2 Software -- 2.2.1 z/OS -- 2.2.2 DFSMS -- 2.2.3 CICS Transaction Server -- 2.2.4 CICS VSAM Recovery -- 2.2.5 Global Resource Serialization -- 2.2.6 z/OS Security Server -- 2.2.7 IMS -- 2.2.8 DB2 -- 2.2.9 Language products -- 2.3 Unsupported VSAM functions -- 2.4 Summary -- Chapter 3. How DFSMStvs works -- 3.1 VSAM RLS and DFSMStvs -- 3.1.1 Sharing VSAM data -- 3.1.2 What is DFSMStvs? -- 3.1.3 What is DFSMStvs mode? -- 3.2 Resource locking -- 3.2.1 Locking concepts -- 3.2.2 Open integrity -- 3.2.3 Share locks and exclusive locks -- 3.2.4 False lock contention -- 3.2.5 Read integrity options -- 3.2.6 Deadlock -- 3.2.7 Retained locks -- 3.2.8 Recovery of lost locks -- 3.3 Resource recovery logging -- 3.3.1 Logging changed data -- 3.3.2 The system logger and DFSMStvs log streams -- 3.3.3 Logging strategy -- 3.3.4 DFSMStvs undo logging and backout.
3.3.5 DFSMStvs forward recovery logging -- 3.4 Two-phase commit and backout -- 3.4.1 Resource recovery participants -- 3.4.2 Two-phase commit protocols -- 3.4.3 Commit flow -- 3.4.4 Backout flow -- 3.4.5 Handling of undo records when in-doubt -- 3.4.6 Handling long-running units of recovery -- 3.4.7 Complex application considerations for commit and backout -- 3.4.8 Backout failure -- 3.5 DFSMStvs environment -- 3.5.1 Coupling facility use -- 3.5.2 SMSVSAM address space -- 3.5.3 Sharing control data sets -- 3.5.4 VSAM data sets -- 3.5.5 The system logger -- 3.5.6 Resource Recovery Services -- 3.5.7 CICS TS -- 3.5.8 Batch applications -- 3.6 Summary -- Chapter 4. Batch jobs as transactions -- 4.1 What is a transaction? -- 4.2 Implications of running as a transaction -- 4.3 How often should you commit? -- 4.3.1 Why doesn't DFSMStvs commit automatically? -- 4.3.2 Browsing -- 4.4 How can you avoid deadlocks? -- 4.5 Replacing batch backup steps -- 4.6 What to do when a job fails -- 4.6.1 Job rerun in case of failure -- 4.6.2 Determining the restart point -- 4.7 Unit of recovery isolation -- 4.8 Multi-tasking -- 4.9 Summary -- Chapter 5. Looking for candidates for DFSMStvs -- 5.1 What are the business needs? -- 5.2 What do you want to achieve? -- 5.2.1 Reducing the batch window -- 5.2.2 Eliminating the batch window -- 5.2.3 New applications -- 5.2.4 Vendor applications -- 5.3 What to look for in a batch job -- 5.3.1 Value of scheduling flexibility -- 5.3.2 Degree of VSAM use -- 5.3.3 Read/write profile -- 5.3.4 Pattern of access to data -- 5.3.5 Capable of parallelization -- 5.3.6 Random or sequential access -- 5.3.7 Elapsed time -- 5.3.8 Program structure -- 5.3.9 Database use -- 5.3.10 Functions not supported by DFSMStvs -- 5.3.11 Checklist -- 5.4 Examining batch jobs -- 5.4.1 CICS file resource definitions -- 5.4.2 Operational documentation. 5.4.3 JCL scans -- 5.4.4 SMF records -- 5.5 Build a migration plan -- 5.6 Summary -- Chapter 6. Batch application design with DFSMStvs -- 6.1 Application classification -- 6.1.1 DFSMStvs intolerant applications -- 6.1.2 DFSMStvs tolerant applications -- 6.1.3 DFSMStvs exploiting applications -- 6.2 Simple and advanced application models -- 6.3 Designing efficient transactional applications -- 6.3.1 Exclusive control of resources -- 6.3.2 Minimizing contention -- 6.3.3 Transactional isolation -- 6.4 Programming interfaces -- 6.4.1 High-level language considerations -- 6.4.2 Enhancements to the application programming interfaces -- 6.4.3 VSAM macros -- 6.4.4 Opening in DFSMStvs mode -- 6.4.5 Using commit and backout -- 6.4.6 Checking VSAM return codes -- 6.5 How you can avoid reapplying updates -- 6.5.1 Repositioning input files -- 6.5.2 Repositioning output files -- 6.5.3 Generalized subroutines -- 6.6 Other application considerations -- 6.6.1 Read integrity options -- 6.6.2 Applications using non-shared resources -- 6.6.3 Deleting data sets -- 6.6.4 Checkpoint/restart -- 6.6.5 Hiperbatch -- 6.7 Accessing records -- 6.7.1 Maximum record size -- 6.7.2 Browsing -- 6.7.3 Skip-sequential processing -- 6.7.4 Updating records -- 6.7.5 Deleting records -- 6.7.6 Adding records -- 6.8 VSAM restrictions -- 6.8.1 Defer processing -- 6.8.2 Load mode -- 6.8.3 Positioning -- 6.8.4 Locking -- 6.8.5 Sharing -- 6.8.6 SHAREOPTIONS -- 6.8.7 DEFINE parameters -- 6.8.8 Alternate indices -- 6.8.9 GETIX and PUTIX interfaces -- 6.8.10 VSAM exits -- 6.8.11 Request environment -- 6.9 Lock handling -- 6.9.1 Record locking for recoverable data sets -- 6.9.2 Types of locks -- 6.9.3 Lock duration -- 6.9.4 Lock granularity and ownership -- 6.9.5 Intra-unit of recovery lock contention -- 6.10 Deadlocks -- 6.10.1 Deadlock detection -- 6.10.2 Deadlock and time-out. 6.10.3 Avoiding deadlocks -- 6.11 Synchronization point processing -- 6.12 Transactional recovery -- 6.12.1 Resource recovery participants -- 6.12.2 Recovery considerations -- 6.12.3 Logging -- 6.12.4 Restrictions on retrying operations -- 6.13 Minimizing errors by design and testing -- 6.14 Summary -- Chapter 7. Planning for DFSMStvs -- 7.1 Coupling facility planning -- 7.1.1 What is a coupling facility? -- 7.1.2 What kind of coupling facility should you use? -- 7.1.3 What is in the coupling facility? -- 7.1.4 Coupling facility storage sizing -- 7.1.5 Coupling facility links -- 7.1.6 CPU planning for the coupling facility -- 7.2 Processor capacity planning -- 7.3 Software configuration planning -- 7.4 System logger planning -- 7.4.1 What is the system logger? -- 7.4.2 Log streams -- 7.4.3 Structures and log streams -- 7.4.4 DASD-only log streams -- 7.4.5 Log stream sizing -- 7.4.6 DASD staging data sets -- 7.4.7 DASD log data sets -- 7.5 VSAM operations planning -- 7.5.1 Recovery procedures -- 7.5.2 Forward recovery operation planning -- 7.5.3 Reorganization -- 7.5.4 Automatic Restart Manager planning -- 7.5.5 What is ARM? -- 7.5.6 ARM benefits -- 7.5.7 ARM exploiters -- 7.5.8 DFSMStvs and ARM -- 7.5.9 Peer recovery -- 7.6 Summary -- Chapter 8. Implementing DFSMStvs -- 8.1 Implementation overview -- 8.2 Setting up a Parallel Sysplex environment -- 8.3 Define coupling facility structures -- 8.4 Define the DFSMS environment -- 8.4.1 Define SMSplex environment -- 8.4.2 Define cache structures in the SMS base configuration -- 8.4.3 Define storage classes for VSAM files -- 8.4.4 Change ACS routines for VSAM data sets -- 8.4.5 Define SMS environment for the system logger -- 8.4.6 Modify SYS1.PARMLIB member IGDSMSxx -- 8.4.7 Modify SYS1.PARMLIB member IFAPRDxx -- 8.5 Define the Sharing Control Data Set (SHCDS) -- 8.6 Define the system logger environment. 8.6.1 Define the SMS environment for the system logger -- 8.6.2 Modify SYS1.PARMLIB member IEFSSNxx -- 8.6.3 Define list structures -- 8.6.4 DFSMStvs Define LOGR CDS -- 8.6.5 Modify SYS1.PARMLIB member COUPLExx -- 8.6.6 Define LOGR policy -- 8.7 Define the RRS environment -- 8.7.1 Define RRS log streams -- 8.7.2 Define the RRS start procedure -- 8.7.3 Modify SYS1.PARMLIB member IEFSSNxx -- 8.8 Migrate VSAM files -- 8.9 Plan for fallback -- 8.10 What are the RACF implications? -- 8.10.1 SMSVSAM access to log streams -- 8.10.2 User access to log streams -- 8.10.3 Authority to use IDCAMS SHCDS -- 8.11 Operational procedures -- 8.11.1 DFSMStvs failure -- 8.11.2 DFSMStvs restart -- 8.11.3 Renaming DFSMStvs -- 8.11.4 Data integrity considerations -- 8.12 Summary -- Chapter 9. DFSMStvs performance -- 9.1 Performance effects -- 9.2 Comparison to RLS -- 9.3 Comparison to non-RLS -- 9.4 Sequential performance -- 9.5 Logging performance -- 9.6 Monitoring performance -- 9.7 Tuning DFSMStvs -- 9.8 System-wide recommendations -- 9.9 Summary -- Appendix A. Quiesce protocols -- A.1 Quiesce types -- QUICLOSE -- QUIOPEN -- QUICOPY -- QUICEND -- QUIBWO -- QUIBEND -- QUIFRC -- QUICMP -- QUICA -- Cancelling a quiesce -- Unquiesce processing -- Authority -- Appendix B. Changed commands for DFSMStvs -- B.1 Display SMS -- B.2 VARY SMS -- B.3 SETSMS -- B.4 IDCAMS SHCDS -- Appendix C. RMF Monitor III enhancements -- C.1 Activity by storage class -- C.2 Data set activity -- C.3 LRU statistics -- C.4 Display SMS -- C.5 VARY SMS -- C.6 SETSMS -- C.7 IDCAMS SHCDS -- Glossary -- Abbreviations and acronyms -- Related publications -- IBM Redbooks -- Other publications -- Online resources -- How to get IBM Redbooks -- Help from IBM -- Index -- Back cover. |
| Record Nr. | UNINA-9910816213203321 |
| San Jose, CA, : IBM, International Technical Support Organization, 2003 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
| ||
DFSMStvs presentation guide [[electronic resource] /] / [Nigel Morton ... et al.]
| DFSMStvs presentation guide [[electronic resource] /] / [Nigel Morton ... et al.] |
| Edizione | [1st ed.] |
| Pubbl/distr/stampa | [S.l.], : IBM, International Technical Support Organization, 2003 |
| Descrizione fisica | xvi, 180 p. : ill |
| Disciplina | 005.4/3 |
| Altri autori (Persone) | MortonNigel |
| Collana | IBM redbooks |
| Soggetto topico |
Virtual storage (Computer science)
CICS (Computer system) Electronic data processing - Batch processing |
| Soggetto genere / forma | Electronic books. |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Record Nr. | UNINA-9910450490203321 |
| [S.l.], : IBM, International Technical Support Organization, 2003 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
| ||
DFSMStvs presentation guide [[electronic resource] /] / [Nigel Morton ... et al.]
| DFSMStvs presentation guide [[electronic resource] /] / [Nigel Morton ... et al.] |
| Edizione | [1st ed.] |
| Pubbl/distr/stampa | [S.l.], : IBM, International Technical Support Organization, 2003 |
| Descrizione fisica | xvi, 180 p. : ill |
| Disciplina | 005.4/3 |
| Altri autori (Persone) | MortonNigel |
| Collana | IBM redbooks |
| Soggetto topico |
Virtual storage (Computer science)
CICS (Computer system) Electronic data processing - Batch processing |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Record Nr. | UNINA-9910783523903321 |
| [S.l.], : IBM, International Technical Support Organization, 2003 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
| ||
DFSMStvs presentation guide / / [Nigel Morton ... et al.]
| DFSMStvs presentation guide / / [Nigel Morton ... et al.] |
| Edizione | [1st ed.] |
| Pubbl/distr/stampa | [S.l.], : IBM, International Technical Support Organization, 2003 |
| Descrizione fisica | xvi, 180 p. : ill |
| Disciplina | 005.4/3 |
| Altri autori (Persone) | MortonNigel |
| Collana | IBM redbooks |
| Soggetto topico |
Virtual storage (Computer science)
CICS (Computer system) Electronic data processing - Batch processing |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Nota di contenuto |
Front cover -- Contents -- Figures -- Notices -- Trademarks -- Preface -- The team that wrote this redbook -- Become a published author -- Comments welcome -- Chapter 1. DFSMStvs introduction -- 1.1 Agenda -- 1.2 Why DFSMStvs? -- 1.3 CICS planned outage reasons -- 1.4 Why is there a batch window? -- 1.5 What is transactional recovery? -- 1.6 What is a recoverable data set? -- 1.7 Summary -- Chapter 2. VSAM record level sharing -- 2.1 What is VSAM RLS? -- 2.2 CICS function shipping before VSAM RLS -- 2.3 Parallel Sysplex CICS VSAM RLS -- 2.4 VSAM record level sharing -- 2.5 Summary -- Chapter 3. DFSMStvs overview -- 3.1 DFSMStvs packaging -- 3.2 DFSMStvs objective -- 3.3 What is DFSMStvs? -- 3.4 DFSMStvs background -- 3.5 Logging concepts -- 3.6 VSAM data sharing -- 3.7 Data set access with DFSMStvs -- 3.8 Using DFSMStvs -- 3.9 What DFSMStvs does -- 3.10 DFSMStvs logging -- 3.11 Forward recovery logging overview -- 3.12 DFSMStvs use of z/OS RRS -- 3.13 Peer recovery -- 3.14 Summary -- Chapter 4. Batch job considerations -- 4.1 Languages supported -- 4.2 Application design -- 4.3 Job rerun considerations -- 4.4 Failed job rerun -- 4.5 Job processing position file -- 4.6 Application interfaces -- 4.7 SHAREOPTIONS(2) valid open combinations -- 4.8 How access mode is determined -- 4.9 Application interfaces: RRS -- 4.10 Application considerations -- 4.11 New VSAM error codes -- 4.12 Closing with in-flight unit of recovery -- 4.13 Data set delete and rename considerations -- 4.14 Performance -- 4.15 Commit frequency -- 4.16 Splitting batch into parallel streams -- 4.17 Summary -- Chapter 5. DFSMStvs logging -- 5.1 What is the system logger? -- 5.2 What is a log stream? -- 5.3 Logger terms -- 5.4 DFSMStvs log streams -- 5.5 CICS and DFSMStvs log streams -- 5.6 Coupling facility considerations -- 5.7 Storage hierarchy -- 5.8 What are staging data sets?.
5.9 How staging data sets are used -- 5.10 Summary -- Chapter 6. SYS1.PARMLIB changes -- 6.1 SYS1.PARMLIB changes -- 6.1.1 RLSTMOUT parameter -- 6.1.2 SYSNAME parameter -- 6.1.3 TVSNAME parameter -- 6.1.4 TV_START_TYPE parameter -- 6.1.5 AKP parameter -- 6.1.6 LOG_OF_LOGS parameter -- 6.1.7 QTIMEOUT parameter -- 6.1.8 MAXLOCKS parameter -- 6.2 SYS1.PARMLIB rules -- 6.3 MAXLOCKS parameter -- 6.4 SYS1.PARMLIB examples -- 6.5 MAXLOCKS examples -- 6.6 SYS1.PARMLIB member IFAPRDxx -- 6.7 Summary -- Chapter 7. Operator commands and IDCAMS -- 7.1 Operator commands and IDCAMS -- 7.2 DISPLAY SMS command -- 7.2.1 DISPLAY SMS,URID -- 7.2.2 DISPLAY SMS,SHUNTED -- 7.2.3 DISPLAY SMS,LOG -- 7.2.4 DISPLAY SMS,OPTIONS -- 7.3 DISPLAY SMS,TRANVSAM example -- 7.3.1 DISPLAY SMS,TRANVSAM -- 7.4 DISPLAY SMS,JOB example -- 7.4.1 DISPLAY SMS,JOB -- 7.5 DISPLAY SMS,DSNAME example -- 7.5.1 DISPLAY SMS,DSNAME -- 7.6 VARY SMS command -- 7.6.1 VARY SMS,TRANVSAM -- 7.6.2 VARY SMS,LOG -- 7.6.3 VARY SMS,SMSVSAM,SPHERE -- 7.6.4 VARY SMS,TRANVSAM(tvsname),PEERRECOVERY -- 7.7 SETSMS command -- 7.7.1 SETSMS AKP -- 7.7.2 SETSMS QTIMEOUT -- 7.7.3 SETSMS MAXLOCKS -- 7.7.4 SETSMS RLSTMOUT -- 7.8 SET SMS=xx command -- 7.9 DFSMStvs IDCAMS commands -- 7.9.1 RETRY and PURGE commands -- 7.10 SHCDS LISTDS example -- 7.10.1 LISTDS(base_cluster_name) -- 7.11 SHCDS LISTSHUNTED example -- 7.11.1 LISTSHUNTED SPHERE(base-cluster) | URID (urid | ALL) -- 7.12 SHCDS PERMITNONRLSUPDATE -- 7.13 Quiescing a data set -- 7.14 Summary -- Chapter 8. Defining the DFSMStvs environment -- 8.1 Defining the DFSMStvs environment -- 8.2 CFRM couple data set -- 8.3 Define log structures -- 8.4 Define log streams -- 8.5 RACF® definitions for log streams -- 8.6 RACF definitions for forward recovery log streams -- 8.7 RACF definitions for peer recovery -- 8.8 SMS constructs -- 8.9 Summary -- Chapter 9. Summary. 9.1 DFSMStvs summary -- 9.2 DFSMStvs CICS benefits -- 9.3 DFSMStvs batch benefits -- Appendix A. Additional material -- Locating the Web material -- Using the Web material -- System requirements for downloading the Web material -- How to use the Web material -- Glossary -- Related publications -- IBM Redbooks -- Other publications -- Online resources -- How to get IBM Redbooks -- Help from IBM -- Index -- Back cover. |
| Record Nr. | UNINA-9910824916903321 |
| [S.l.], : IBM, International Technical Support Organization, 2003 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
| ||