Front cover SAP Backup using Tivoli Storage Manager Covers and compares data management techniques for SAP Presents a sample implementation of DB2 and Oracle databases Explains LAN-free and FlashCopy techniques Budi Darmawan Miroslav Dvorak Dhruv Harnal Gerson Makino Markus Molnar Rennad Murugan Marcos Silva ibm.com/redbooks International Technical Support Organization SAP Backup using Tivoli Storage Manager June 2009 SG24-7686-00 Note: Before using this information and the product it supports, read the information in “Notices” on page xi. First Edition (June 2009) This edition applies to Version 5, Release 5, Modification 0 of Tivoli Storage Manager and its related components: Tivoli Storage Manager Server, 5608-ISM Tivoli Storage Manager for Enterprise Resource Planning, 5608-APR Tivoli Storage Manager for Databases, 5608-APD Tivoli Stroage Manager for Advanced Copy Services, 5608-ACS Tivoli Storage Manager for SAN, 5608-SAN © Copyright International Business Machines Corporation 2009. All rights reserved. Note to U.S. Government Users Restricted Rights -- Use, duplication or disclosure restricted by GSA ADP Schedule Contract with IBM Corp. Contents Notices . xi Trademarks . xii Preface . xv The team that wrote this book . xv Become a published author . xvii Comments welcome. xviii Part 1. Concepts . 1 Chapter 1. SAP data management. 3 1.1 SAP . 4 1.2 Data management. 4 1.3 Book structure . 5 Chapter 2. SAP overview . 7 2.1 SAP product history. 8 2.2 SAP solutions and products . 11 2.2.1 Enterprise solutions. 11 2.2.2 Business solutions . 13 2.2.3 SAP solutions for small businesses and mid-size companies . 13 2.3 SAP NetWeaver overview . 13 2.3.1 Key capabilities . 14 2.3.2 Database positioning. 17 2.3.3 Application platform in detail . 18 2.4 SAP architecture . 23 2.4.1 Technical components . 24 2.4.2 Central instance . 26 2.4.3 Central services instance . 27 2.4.4 Database instance . 27 2.4.5 Dialog instance . 27 2.5 SAP system topologies . 28 2.6 Change and Transport System . 30 2.6.1 Clients and their roles . 31 2.6.2 System landscape. 32 2.6.3 Change management in the SAP system landscape . 34 2.7 SAP database . 35 2.7.1 Supported databases . 35 2.7.2 Database administration facilities . 35 © Copyright IBM Corp. 2009. All rights reserved. iii 2.7.3 Connectivity and integration . 36 2.8 References . 39 Chapter 3. SAP data protection considerations. 41 3.1 Strategic view of data protection . 42 3.1.1 Measuring data availability and protection service levels . 44 3.1.2 Failure types . 47 3.2 Protection of SAP data . 49 3.2.1 Protection of the operating system . 51 3.2.2 Protection of SAP file systems data . 51 3.2.3 Protection of the SAP database . 53 3.2.4 Include exclude options. 59 3.3 Database backup types and considerations . 61 3.3.1 Backup modes . 61 3.3.2 Backup types. 63 3.3.3 Backup cycles . 65 3.3.4 Backup policy . 66 3.3.5 Retention period and tape release . 67 3.4 Data protection and data retention . 68 3.5 Tivoli Storage Manager and the SAP landscape. 69 3.5.1 Centralized SAP system . 70 3.5.2 Distributed SAP system . 70 3.5.3 High availability SAP system. 72 3.6 High availability . 76 3.6.1 Availability and performance . 76 3.6.2 High availability related consideration. 78 3.6.3 Disaster recovery . 81 3.7 Backup scheduling considerations . 82 3.7.1 SAP scheduler . 82 3.7.2 Tivoli Storage Manager scheduling. 85 3.7.3 Operating system schedulers . 86 3.7.4 External workload scheduling tools. 87 Chapter 4. Introduction to IBM Tivoli Storage Manager . 89 4.1 IBM Tivoli Storage Manager . 90 4.1.1 IBM Tivoli Storage Manager overview . 90 4.1.2 IBM Tivoli Storage Manager architecture . 92 4.1.3 IBM Tivoli Storage Manager server. 94 4.1.4 IBM Tivoli Storage Manager backup/archive client . 95 4.1.5 Tivoli Storage Manager backup . 96 4.2 IBM Tivoli Storage Manager storage agent. 97 4.3 Tivoli Storage Manager for Enterprise Resource Planning . 97 4.3.1 Integration of Data Protection for SAP with SAP . 98 iv SAP Backup using Tivoli Storage Manager 4.3.2 Data Protection for SAP for Oracle database . 99 4.3.3 Tivoli Data Protection for SAP for DB2 . 104 4.4 Tivoli Storage Manager for Databases . 105 4.4.1 Tivoli Data Protection for Oracle . 105 4.4.2 Tivoli Data Protection for Microsoft SQL Server . 105 4.5 ADINT/TSM client for MaxDB . 106 4.6 Tivoli Storage Manager for Advanced Copy Services. 107 4.6.1 Supported storage hardware. 108 4.6.2 Introduction to copy services. 109 4.6.3 Tivoli Storage Manager for Advanced Copy Services on SAP . 111 Chapter 5. IBM DB2 CommonStore for SAP . 115 5.1 CommonStore for SAP overview. 116 5.2 Scenarios and features . 119 5.2.1 Data archiving . ..