Geac System 21 Implementation for AS/400 Concepts and tasks associated with implementing Geac System 21 on the AS/400 system Tips and techniques to make your system run faster and smoother Best practices for implementation Aco Vidovic Nick Barraco Dave Barry Kevin Heiman Graham Hope ibm.com/redbooks International Technical Support Organization SG24-5967-00 Geac System 21 Implementation for AS/400 September 2000 Take Note! Before using this information and the product it supports, be sure to read the general information in “Special notices” on page 581. First Edition (September 2000) This edition applies to Version 4, Release 4 and Version 4, Release 5 of IBM OS/400, Program Number 5769-SS1 and Version 3.5.2 of Geac System 21. Comments may be addressed to: IBM Corporation, International Technical Support Organization Dept. JLU Building 107-2 3605 Highway 52N Rochester, Minnesota 55901-7829 When you send information to IBM, you grant IBM a non-exclusive right to use or distribute the information in any way it believes appropriate without incurring any obligation to you. © Copyright International Business Machines Corporation 2000. All rights reserved. Note to U.S Government Users - Documentation related to restricted rights - Use, duplication or disclosure is subject to restrictions set forth in GSA ADP Schedule Contract with IBM Corp. Contents Preface ..................................................... xiii The team that wrote this redbook ......................................xiii Commentswelcome................................................xvi Part 1. Concepts and architecture ...................................................1 Chapter 1. Introduction to Geac System 21..........................3 1.1 About System 21 solutions . ..................................3 1.1.1 Business applications . ..................................3 [email protected] 1.1.3 Business Intelligence . .................................15 1.2System21concepts.........................................16 1.2.1Versions..............................................16 1.2.2Environments..........................................16 1.2.3 Languages ............................................16 1.2.4 Companies ............................................17 1.3 System 21 vertical industry variants . ............................17 1.4Geacbusinesspartners......................................17 1.5System21e-businesssolutions................................18 1.6 Account support ............................................19 Chapter 2. Introduction to IBM AS/400 ............................21 2.1AS/400architecture.........................................23 2.1.1Highlevelmachineinterface...............................23 2.1.2Hierarchyofmicroprocessors..............................24 2.1.3Object-basedarchitecture.................................25 2.1.4Singlelevelstorage......................................25 2.2 64-bit technology ...........................................27 2.2.1 Copper chip technology. .................................27 2.2.2 Silicon on Insulator (SOI) .................................27 2.3 Hot-plugging . ............................................28 2.4 High speed link (HSL) . .......................................28 2.5 Integrated relational database (DB2 UDB for AS/400)................28 2.6 Data management...........................................29 2.7 Security, user profiles, and authority management . .................30 2.8Integratedfilesystem(IFS)....................................31 2.9 Logical Partitioning (LPAR) . .................................31 2.9.1 LPAR scenarios . .......................................32 2.10Clustering................................................35 2.11 System management .......................................36 2.11.1 Electronic Customer Support (ECS) . ......................37 2.11.2 Management Central. .................................38 2.11.3 System management facilities . ............................38 2.12 AS/400 advanced technologies ................................39 2.12.1Java................................................39 2.12.2Webserverfore-business................................40 2.12.3LotusDomino.........................................41 2.12.4 Business Intelligence solutions ............................41 Chapter 3. File system and database..............................43 3.1 DB2 UDB for AS/400: An overview . ............................43 © Copyright IBM Corp. 2000 iii 3.1.1 An integrated relational database . ......................... 43 3.1.2Filetypes............................................. 44 3.1.3DB2UDBforAS/400basics............................... 44 3.1.4 AS/400 database catalog. .............................. 45 3.1.5 Helpful AS/400 database commands ........................ 46 3.2 System 21 database ........................................ 46 3.2.1Files................................................. 46 3.2.2System21filetypes..................................... 48 3.2.3Fields................................................ 50 3.2.4 Frequently used System 21 database commands .............. 51 3.3System21librarysystem..................................... 51 3.3.1Applicationlibraries..................................... 52 3.3.2Libraryconsolidation.................................... 52 3.3.3@ctiveEnterpriseFrameworklibraries....................... 53 3.3.4IPGlibraries........................................... 53 3.4Locks.................................................... 54 3.4.1Recordlocks.......................................... 54 3.4.2System21applicationrecordlocks......................... 55 3.4.3 System 21 Application Manager locks ....................... 57 3.4.4Clearinglocks......................................... 58 3.5System21TechnicalReference............................... 59 3.6 System 21 knowledgebase for Business Intelligence . .............. 60 3.7 Key application database files . .............................. 61 3.7.1 Application Manager .................................... 61 3.7.2Applications........................................... 62 Part 2. Implementation basics.....................................................65 Chapter 4. Sizing System 21 on the AS/400 system ................. 67 4.1 Introduction ...............................................67 4.2AS/400architecture.........................................67 4.2.1 AS/400 server model behavior............................. 68 4.3 Workload components overview . .............................. 70 4.3.1 Interactive component ................................... 70 4.3.2 Batch component. .................................... 70 4.3.3 Server component . .................................... 71 4.3.4Sizingandjobtypes..................................... 71 4.4Transaction-basedversususer-basedsizing...................... 71 4.4.1User-basedsizing......................................71 4.4.2Transaction-basedsizing................................. 72 4.5Businessworkloadprofiles................................... 73 4.5.1Rateofwork:Theworkloadprofile.......................... 73 4.5.2Thedailyworkloadprofile................................ 73 4.5.3Theweeklyworkloadprofile............................... 74 4.5.4Themonthlyworkloadprofile..............................74 4.5.5 The seasonal workload profile ............................. 75 4.5.6Thebusinessmetricfortheworkloadprofile.................. 75 4.5.7 Daily business operations schedule .........................75 4.6Criticalsuccessfactors......................................76 4.7 The System 21 application sizing questionnaire. ................... 76 4.8TheIBM/Geacsizingtool..................................... 77 4.8.1Thesizingtool.........................................77 4.8.2 Tool methodology . ....................................77 iv Geac System 21 Implementation for AS/400 4.8.3Tooloutput............................................79 4.9TheBEST/1sizingtool.......................................80 4.9.1System21measuredworkloadprofiles.......................80 4.9.2Customerperformancedata...............................80 4.9.3Thesizingprocess......................................80 4.9.4BEST/1output..........................................81 4.10 The iterative sizing approach .................................83 4.11 Third-party products . .......................................83 4.12IBMperformancevalidationservices............................84 4.12.1IBMBenchmarkCenter..................................84 4.12.2AS/400TeraplexIntegrationCenter........................84 Chapter 5. Installation and set up ................................87 5.1Overview..................................................87 5.1.1 System management and utility function ......................87 5.1.2Businessfunction.......................................88 5.2 Preparation ................................................88 5.2.1 Skills .................................................89 5.2.2Media................................................89 5.2.3Documentation.........................................90 5.2.4Systemaccess.........................................91 5.2.5 Application dependencies .................................91 5.2.6 Network connection......................................91 5.2.7 National language considerations ...........................92 5.2.8 Authorization codes......................................92 5.2.9Environmentconsiderations...............................92 5.2.10Consolidation.........................................93