z/OS V1R3 and V1R5 DFSMS technical guide / [Mary Lovelace ... et al.].

Format:

Book

Contributor:

Lovelace, Mary.

International Business Machines Corporation. International Technical Support Organization.

Series:

IBM redbooks.

IBM redbooks

Language:

English

Subjects (All):

Database management.

z/OS.

Physical Description:

1 online resource (468 p.)

Place of Publication:

San Jose, CA : IBM, International Technical Support Organization, c2004.

Contents:

Front cover

Contents

Notices

Trademarks

Preface

The team that wrote this redbook

Become a published author

Comments welcome

Summary of changes

April 2004, Second Edition

Chapter 1. Release summary

1.1 The DFSMS family

1.2 z/OS DFSMS release focus

1.2.1 SMS enhancements

1.2.2 DFSMSdfp enhancements

1.2.3 DFSMShsm enhancements

1.2.4 DFSMSdss enhancements

1.2.5 DFSMSrmm enhancements

1.2.6 Advanced copy services enhancements

1.2.7 DFSMS V1R6 preview

Chapter 2. SMS enhancements

2.1 Changes introduced with z/OS V1R3 DFSMS

2.1.1 Dynamic volume count

2.1.2 Extend storage groups

2.1.3 Overflow storage groups

2.1.4 Automation assistance

2.1.5 Data set separation

2.1.6 Summary of factors influencing volume selection

2.2 Changes introduced with z/OS V1R5 DFSMS

2.2.1 Save ACDS as SCDS

2.2.2 Sysplex with multiple DFSMS levels

2.2.3 Storage group high allocation threshold exceeded message

2.2.4 Multi-tiered storage groups

2.2.5 Automation assistance

2.3 Changes introduced with z/OS V1R6 DFSMS

2.3.1 Volume selection based on PAV availability

2.3.2 How to specify PAV Capability

2.3.3 A brief description of the PAV/MA feature

2.3.4 Dynamic and Static PAVs

2.3.5 How z/OS uses dynamic PAVs

Chapter 3. DFSMSdfp enhancements

3.1 z/OS V1R3 DFSMS changes

3.1.1 Large volume support

3.1.2 CONFIGHFS

3.1.3 Expiration date and retention period

3.1.4 OAM enhancements

3.2 z/OS V1R5 DFSMS changes

3.2.1 Virtual storage constraint relief: DSABs move &gt

16MB

3.2.2 SAM 59 stripes

3.2.3 BPAM USS directory read enhancement

3.2.4 Enhanced data integrity for physical sequential data sets

3.2.5 ICKDSF indexed VTOC functions

3.2.6 GDS reclaim processing

3.2.7 OAM improved volume management - Phase 1.

3.2.8 File sequence number &gt

9999

3.3 z/OS V1R6 DFSMS changes

3.3.1 DASD ERP

3.3.2 CVAF enhancements

Chapter 4. VSAM enhancements

4.1 VSAM enhancements in z/OS V1R3 DFSMS

4.1.1 VSAM parameter definition support removed

4.1.2 System managed buffering

4.1.3 Large real storage

4.1.4 Media Manager

4.1.5 REUSE for striped data sets

4.1.6 Record level sharing

4.2 VSAM enhancements in z/OS V1R5 DFSMS

4.2.1 VSAM extent reduction

4.2.2 Enhanced data integrity of base clusters with AIXs

4.2.3 VSAM message enhancements

4.3 VSAM enhancements in z/OS V1R6 DFSMS

4.3.1 VSAM serviceability

Chapter 5. Catalog and IDCAMS enhancements

5.1 Catalog enhancements in z/OS V1R3 DFSMS

5.1.1 IDCAMS

5.1.2 Catalog management

5.2 Catalog enhancements in z/OS V1R5 DFSMS

5.2.1 Catalog extent threshold notification

5.2.2 Selectable support for JOBCAT and STEPCAT

5.2.3 Creation of SYMREC records for diagnosis

5.2.4 Termination of service task in recall

5.2.5 Automatic AUTOADD for first ECS connector

5.2.6 VLF cache purge reduction

5.3 Catalog enhancements in z/OS V1R6 DFSMS

5.3.1 Dumping improvements

Chapter 6. DFSMS Transactional VSAM Services

6.1 VSAM record level sharing introduction

6.1.1 RLS new function APARs

6.2 DFSMStvs introduction

6.2.1 DFSMStvs locking

6.2.2 DFSMStvs logging

6.2.3 Recovery coordination

6.3 Effect on the batch window

6.4 Planning for DFSMStvs

Chapter 7. System-managed coupling facility structure duplexing

7.1 CF system-managed duplexing overview

7.2 VSAM RLS CF user-managed rebuild

7.3 VSAM RLS CF system-managed duplexing

7.3.1 Introduction to system-managed CF structure duplexing

7.3.2 Migration to system-managed structure duplexing

7.3.3 System-managed duplexing the VSAM RLS lock structure.

7.3.4 Migrating VSAM RLS locks to system-managed duplexing

7.3.5 Starting a structure rebuild process

7.3.6 Stopping a system-managed duplexing rebuild

7.3.7 System-managed duplexing rebuild processing

7.3.8 System-Managed duplex rebuild time line

7.3.9 Starting system-managed duplexing for VSAM RLS

7.3.10 Stopping system-managed duplexing for VSAM RLS

7.3.11 DFSMS command changes for CF duplexing

7.3.12 DFSMS message changes for CF duplexing

Chapter 8. DFSMShsm enhancements

8.1 Changes introduced with z/OS V1R3 DFSMS

8.1.1 The common recall queue (CRQ)

8.1.2 Which environments can use a CRQ

8.1.3 How to enable this function

8.1.4 Commands to manipulate the common recall queue

8.1.5 Using the CRQ

8.1.6 Recovering from errors

8.1.7 Other new enhancements

8.2 Changes introduced with z/OS V1R5 DFSMS

8.2.1 RACF MLS support

8.2.2 CDS/EA support under CDSQ

8.2.3 ABARS catalog search interface (CSI) support

8.2.4 DFSMShsm Fast Replication

8.3 Changes introduced with z/OS V1R6 DFSMS

8.3.1 Multi-tasking of Secondary Space Management (SSM)

Chapter 9. DFSMSdss enhancements

9.1 z/OS V1R3 DFSMS changes

9.1.1 HFS logical copy support

9.1.2 Enhanced dump conditioning

9.1.3 Large volume support

9.2 z/OS V1R5 DFSMS changes

9.3 z/OS V1R6 DFSMS changes

9.3.1 REPLACEUnconditional keyword

9.3.2 SNAPX keyword for cross memory API

Chapter 10. DFSMSrmm enhancements

10.1 Functions since OS/390 V2R10 DFSMSrmm

10.1.1 Software MTL support

10.1.2 Multi-volume alert in DFSMSrmm dialog

10.1.3 Updated conversion tools

10.1.4 VSAM extended function support for DFSMSrmm CDS

10.1.5 DFSMSrmm application programming interface

10.1.6 PARMLIB options SMSACS and PREACS

10.1.7 Storage location as home location

10.1.8 Enhanced bin management.

10.1.9 DSTORE by location

10.1.10 Extended extract file

10.1.11 Report generator

10.1.12 Buffered tapemark support for 3590 A60 controller

10.2 z/OS V1R3 DFSMS changes

10.2.1 Special character support

10.2.2 Changed messages for improved diagnostics

10.2.3 HELP moved from SYS1.SEDGHLP1 to SYS1.HELP

10.2.4 OAM multiple object backup

10.3 z/OS V1R5 DFSMS changes

10.3.1 Changes to backup processing

10.3.2 Duplicate volume support

10.3.3 Multilevel security (MLS)

10.3.4 OAM improved volume management: Phase 1

10.3.5 Outboard policy management

10.3.6 Extended ignore support

10.3.7 Large capacity 3590-H support

10.3.8 Changes to LISTCONTROL output

10.4 z/OS V1R6 DFSMS changes

10.4.1 RMM client/server support

10.4.2 RMM ISPF usability enhancements

Chapter 11. Advanced copy services enhancements

11.1 Extended Remote Copy

11.1.1 XRC overview

11.1.2 Multiple XRC

11.1.3 Configuring XRC or MXRC

11.1.4 Coupling XRC

11.1.5 QUICKCOPY

11.2 z/OS V1R5 DFSMS changes

11.3 z/OS V1R6 DFSMS changes

Chapter 12. PDSE enhancements

12.1 z/OS V1R3 DFSMS changes

12.1.1 PDSE enhancements delivered with base code

12.1.2 PDSE enhancement delivered with APAR OW53245

12.2 z/OS V1R5 DFSMS changes

12.2.1 PDSE enhancements delivered with base code

12.3 z/OS DFSMS future changes: PDSE

12.3.1 Restartable PDSE address space enhancement

Chapter 13. Multilevel security

13.1 z/OS V1R5 DFSMS changes

13.1.1 What MLS name hiding is

13.1.2 MLS name hiding performance

13.1.3 MLS name hiding implementation

13.1.4 MLS name hiding VTOC listing

13.1.5 MLS name hiding catalog listing

13.1.6 MLS name hiding in DFSMSdss

13.1.7 MLS name hiding in DFSMShsm

13.1.8 MLS name hiding in DFSMSrmm

13.1.9 MLS name hiding in HFS

13.1.10 MLS name hiding coexistence.

13.2 z/OS V1R6 DFSMS changes

13.2.1 MLS SECLABEL variable for ACS

Appendix A. Record changes in z/OS V1R3 DFSMS

VSAM RLS SMF record changes

System managed buffering SMF record changes

Open/Close/EOV SMF record changes

OAM SMF record changes

DFSMShsm FSR record changes

Appendix B. Information APARs for VSAM Data Sets

APAR II12431

Overview of the problem

Apar text

APAR II12896

Problem description

APAR text

APAR II13288

Problem summary

Glossary

Related publications

IBM Redbooks

Bibliography and Further Reading

Online resources

How to get IBM Redbooks

Help from IBM

Index

Back cover.

Notes:

Includes bibliographical references and index.

OCLC:

80246057