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CICS Performance Monitor release 2 [[electronic resource] /] / [Chris Rayns ... et al.]
| CICS Performance Monitor release 2 [[electronic resource] /] / [Chris Rayns ... et al.] |
| Edizione | [1st ed.] |
| Pubbl/distr/stampa | Poughkeepsie, NY, : IBM, International Technical Support Organization, c2004 |
| Descrizione fisica | xii, 492 p. : ill |
| Disciplina | 005.4/3 |
| Altri autori (Persone) | RaynsChris |
| Collana | IBM redbooks |
| Soggetto topico |
CICS (Computer system)
Teleprocessing monitors (Computer programs) |
| Soggetto genere / forma | Electronic books. |
| Formato | Materiale a stampa  |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Record Nr. | UNINA-9910456449603321 |
| Poughkeepsie, NY, : IBM, International Technical Support Organization, c2004 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
| ||
CICS Performance Monitor release 2 [[electronic resource] /] / [Chris Rayns ... et al.]
| CICS Performance Monitor release 2 [[electronic resource] /] / [Chris Rayns ... et al.] |
| Edizione | [1st ed.] |
| Pubbl/distr/stampa | Poughkeepsie, NY, : IBM, International Technical Support Organization, c2004 |
| Descrizione fisica | xii, 492 p. : ill |
| Disciplina | 005.4/3 |
| Altri autori (Persone) | RaynsChris |
| Collana | IBM redbooks |
| Soggetto topico |
CICS (Computer system)
Teleprocessing monitors (Computer programs) |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Record Nr. | UNINA-9910780455003321 |
| Poughkeepsie, NY, : IBM, International Technical Support Organization, c2004 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
| ||
CICS Performance Monitor release 2 / / [Chris Rayns ... et al.]
| CICS Performance Monitor release 2 / / [Chris Rayns ... et al.] |
| Edizione | [1st ed.] |
| Pubbl/distr/stampa | Poughkeepsie, NY, : IBM, International Technical Support Organization, c2004 |
| Descrizione fisica | xii, 492 p. : ill |
| Disciplina | 005.4/3 |
| Altri autori (Persone) | RaynsChris |
| Collana | IBM redbooks |
| Soggetto topico |
CICS (Computer system)
Teleprocessing monitors (Computer programs) |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Nota di contenuto |
Front cover -- Contents -- Notices -- Trademarks -- Preface -- The team that wrote this redbook -- Become a published author -- Comments welcome -- Part 1 Product overview -- Chapter 1. CICS online performance overview -- 1.1 How to approach CICS performance monitoring and tuning -- 1.2 CICS tools -- 1.2.1 CICS Performance Analyzer -- 1.2.2 CICS Performance Monitor -- 1.2.3 CICS Performance Analyzer and CICS Performance Monitor benefits -- 1.2.4 CICS Online Transmission Time Optimizer -- 1.2.5 CICS Interdependency Analyzer -- 1.2.6 CICS Business Event Publisher for MQSeries -- 1.2.7 IBM Session Manager for z/OS -- 1.2.8 CICS VSAM Recovery -- 1.2.9 Other relevant information sources -- Chapter 2. CICS PM overview -- 2.1 What is CICS PM? -- 2.2 CICS PM architecture -- 2.3 Minimum CICSPlex SM concepts for CICS PM -- 2.3.1 Basic CICSPlex SM components -- 2.3.2 CICSPlex SM for CICS PM -- 2.4 CICS PM GUI application -- 2.4.1 Event Monitor -- 2.4.2 Threshold Definitions -- 2.4.3 Installed Threshold Definitions -- 2.4.4 History Definitions -- 2.4.5 Installed History Definitions -- 2.4.6 History Query -- 2.5 CICS PM use of Web User Interface view sets -- 2.6 The CICS PM server -- 2.7 System requirements -- 2.7.1 Server software prerequisites -- 2.7.2 Workstation prerequisites -- 2.8 Post-SMP/E installation and configuration -- Chapter 3. CICSPlex SM installation -- 3.1 Overview of the installation of CICSPlex SM -- 3.1.1 Planning your installation -- 3.2 MVS environment setup -- 3.3 Build the system components -- 3.3.1 CICSPlex SM data sets and initialization job CMZDEFDS -- 3.3.2 Create the CICSPlex SM CSD definitions -- 3.4 Coordinating address space creation -- 3.4.1 Editing sample CAS procedure -- 3.4.2 Starting the CAS -- 3.5 CICSPlex SM address space creation -- 3.5.1 Create CMAS region -- 3.5.2 Editing the sample CMAS procedure.
3.5.3 Creating the CMAS parameters -- 3.5.4 CMAS SIT SYSIN parameters -- 3.5.5 Start the CMAS -- 3.6 Create the CICSplex -- 3.6.1 Editing CMZBATCH JCL -- 3.6.2 Definition statements -- 3.7 CICSPlex SM Web User Interface (WUI) -- 3.7.1 Create Web User Interface region data sets -- 3.7.2 Editing the sample Web User Interface procedure -- 3.7.3 Code page conversion -- 3.7.4 Language support -- 3.7.5 CICS initialization parameters -- 3.7.6 CICSPlex SM initialization parameters for the Web User Interface -- 3.7.7 Server initialization parameters -- 3.7.8 Starting the Web User Interface -- 3.8 Creating a Managed Application System (MAS) -- 3.8.1 Adding libraries to your CICS regions' JCL -- 3.8.2 CSD definitions -- 3.8.3 System initialization parameters -- 3.8.4 LMAS parameters and JCL changes -- 3.8.5 Restart the LMAS -- 3.9 Security implications -- Chapter 4. Customizing an existing CICSPlex SM installation to use CICS PM -- 4.1 Upgrade your Web User Interface region CSD with the CICS PM resources -- 4.2 Import CICS PM threshold definitions into CMAS repository -- 4.3 Add CICS PM support to your Web User Interface server -- 4.4 Add PassTicket support -- Chapter 5. CICS PM client installation -- 5.1 Reviewing prerequisites -- 5.2 Download the CICS PM workstation client -- 5.2.1 FTP download -- 5.2.2 Terminal emulation download -- 5.3 Unload and install the CICS PM workstation client -- 5.4 Connect and start working with CICS PM -- Chapter 6. CICS PM GUI interface -- 6.1 Workstation client startup -- 6.2 Workstation client components -- 6.2.1 CICS PM window navigation -- 6.2.2 Monitor window status area -- 6.3 Monitoring component -- 6.3.1 Event Monitor window -- 6.4 Threshold definition component -- 6.4.1 Threshold definitions -- 6.4.2 Threshold definition groups -- 6.4.3 Threshold Definitions window -- 6.4.4 Installed threshold definition window. 6.5 CMZBase threshold definitions -- 6.6 History definition component -- 6.6.1 History definitions -- 6.6.2 History definition groups -- 6.6.3 History Definitions window -- 6.6.4 History Groups pane -- 6.6.5 History Definitions pane -- 6.6.6 Installed History Definitions window -- 6.6.7 History Query -- Chapter 7. The CICSPlex SM Web User Interface -- 7.1 Using the CICSPlex SM Web User Interface -- 7.1.1 The CICS PM Web User Interface main menu -- 7.2 View walkthroughs -- 7.2.1 History views -- 7.2.2 View menus -- 7.3 The CICSPlex SM Web User Interface view editor -- 7.3.1 Creating your own menus and view sets -- 7.4 CICSPlex SM Web User Interface administration -- 7.4.1 The CICSPlex SM Web User Interface transaction COVC -- 7.4.2 Security considerations -- Chapter 8. Security -- 8.1 Associating a user ID with the started tasks -- 8.2 Activating CICS security in the CMAS -- 8.3 CICS security in the MAS -- 8.4 Activating CICS security in the WUI server -- 8.5 Getting ready for CICSPlex SM security -- 8.6 FACILITY task profiles for CAS, CMAS, and EUI users -- 8.7 CICSPlex SM object security -- 8.8 CICSPlex SM simulated security -- 8.8.1 CICSPlex SM Simulated Security exemption processing -- 8.9 CICSPlex SM Web User Interface security -- 8.9.1 User authentication -- 8.9.2 Access control -- 8.9.3 CICS TS 2.3 Web User Interface access control enhancements -- 8.10 CICS PM Security -- 8.10.1 Activating SSL -- 8.10.2 WUI server JCL updates -- 8.10.3 Define digital certificates and keyring -- 8.10.4 Review SIT parameters -- 8.10.5 Set the WUI server SSL initialization parameters -- 8.10.6 Update the CICS PM TCPIPSERVICE -- 8.10.7 Using SSL with the CICS PM client -- 8.10.8 Using SSL with the CICSPlex SM WUI -- 8.10.9 Securing CICSPlex SM -- 8.10.10 PassTicket support -- Part 2 CICS PM in action -- Chapter 9. System setup and scenario overview. 9.1 CICS region setup -- 9.1.1 Configuration for traditional workloads -- 9.1.2 Configuration for Enterprise JavaBean workloads -- 9.1.3 CICS Web Support and 3270 Bridge setup -- 9.1.4 CICS Transaction Gateway setup -- 9.2 Scenarios -- 9.2.1 CICS VSAM problems -- 9.2.2 Tuning the CICS-DB2 attachment facility -- 9.2.3 CICS ISC problems -- 9.2.4 CICS storage -- 9.2.5 Java applications in CICS -- 9.2.6 Historical Data -- Chapter 10. VSAM system problems scenarios -- 10.1 VSAM LSR high-volume scenario -- 10.1.1 Setting up the thresholds for the VSAM LSR scenario -- 10.1.2 Running the VSAM LSR scenario -- 10.2 VSAM Enqueues problem scenario -- 10.3 VSAM RLS problem scenario -- 10.3.1 Setting up the thresholds for the VSAM RLS scenario -- 10.3.2 Running the VSAM RLS scenario -- 10.4 Conclusion -- Chapter 11. DB2 system problems -- 11.1 CICS and DB2 -- 11.1.1 Overview of the CICS DB2 attachment facility -- 11.2 CICS DB2 attachment tuning overview -- 11.2.1 CICS PM monitoring of the CICS DB2 attachment facility -- 11.3 CICS PM DB2 thresholds -- 11.3.1 DB2 connection thresholds and alerts -- 11.3.2 DB2 Entries thresholds and alerts -- 11.3.3 DB2 Trans thresholds and alerts -- 11.3.4 DB2 Threads thresholds and alerts -- 11.3.5 DB2 subsys thresholds and alerts -- 11.3.6 XTASK thresholds and alerts -- 11.4 CICS PM DB2 threshold monitoring scenarios -- 11.4.1 Scenario: DB2 connection drop -- 11.4.2 Scenario: DB2 transaction workload using dedicated entry threads -- 11.4.3 Scenario: DB2 transaction workload using pool threads -- 11.4.4 Scenario: DB2 transaction workload lockout -- 11.4.5 Scenario: DB2 transaction workload entry vs. pool threads -- 11.4.6 CICS PA threshold monitoring -- 11.5 Conclusion -- Chapter 12. Storage scenario in CICS -- 12.1 The CICS dynamic storage areas -- 12.1.1 CICS subpools -- 12.1.2 Monitoring CICS dynamic storage areas. 12.2 Scenario one -- 12.3 Scenario two -- 12.3.1 Conclusion -- Chapter 13. Java scenario in CICS -- 13.1 CICS and Java -- 13.1.1 Java language programs in CICS -- 13.1.2 Stateless CORBA objects -- 13.1.3 Enterprise JavaBeans -- 13.2 Monitoring JVM performance -- 13.2.1 JVM-related threshold attributes -- 13.2.2 Threshold values -- 13.2.3 Threshold groups -- 13.2.4 Threshold group JVM_reset_NO -- 13.2.5 Threshold group JVM_reset_YES -- 13.2.6 Installing the threshold definitions -- 13.3 JCICS workload scenario -- 13.3.1 Topology -- 13.3.2 Monitoring AOR with Xresettable=NO -- 13.3.3 Monitoring AOR with Xresettable=YES -- 13.4 EJB workload scenario -- 13.4.1 Topology -- 13.4.2 Monitoring the AORs for EJBs with Xresettable=YES -- 13.4.3 Resettable events and JVM pool phaseout -- 13.5 Monitoring an IIOP Listener TCPIPService -- 13.5.1 TCP/IP-related thresholds -- 13.5.2 IIOP Listener scenario -- 13.5.3 TCPIPService status scenario -- 13.5.4 MAXSOCKETS condition scenario -- 13.6 Conclusion -- Chapter 14. ISC scenario in CICS -- 14.1 Overview of the scenario -- 14.1.1 Creating a threshold group -- 14.1.2 Add thresholds to group -- 14.1.3 The Attribute field -- 14.1.4 Operator, Eval Data fields, and event severity -- 14.1.5 Save and install -- 14.1.6 Setting up other thresholds -- 14.2 Problems -- 14.2.1 Dealing with the first problem -- 14.2.2 Our next problem -- 14.3 Conclusion -- Chapter 15. Historical data -- 15.1 Defining a set of history files to CICS -- 15.2 History scenario 1: particular transaction ID -- 15.3 History scenario 2: particular transaction abend -- 15.4 History scenario 3: any transaction with high storage usage -- Chapter 16. Hints and tips -- 16.1 CICSPlex SM system parameters -- 16.2 Preventing Message EYUXD0807I -- 16.3 Where have all of my SMF 110 records gone? -- 16.4 Stall detection. 16.5 History-related CICSPlex SM MAS initialization parameters. |
| Record Nr. | UNINA-9910827749703321 |
| Poughkeepsie, NY, : IBM, International Technical Support Organization, c2004 | ||
| 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 |
| 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 | ||
| ||
