Copyright © 2004 Best Customer Solutions, Inc.1 z/OS Release 4, 5, 6 Migration: Performance Projections and Benchmarks Jim Schesvold Best Customer Solutions, Inc.

Copyright © 2004 Best Customer Solutions, Inc. 2 AGENDA Criteria & Format SOFTCAP Overview SOFTCAP Demo SOFTCAP Performance Comparisons Other Performance Tools Communications Server Benchmarks Migration Tools and References Q&A

Copyright © 2004 Best Customer Solutions, Inc. 3 CRITERIA & FORMAT Focus is on a “vanilla” migration and what performance changes might arise as a consequence –With one exception: Migrating from ESA mode/31-bit processing to zArchitecture mode/64-bit processing Releases covered -- OS/390 V2.10 through z/OS V1.6 Release is identified for various performance comparisons or benchmarks This is not a tuning presentation Reference material is identified –Hyperlinks are active on PowerPoint Slide Show, which can be downloaded. You may need to use CTRL-ESC to view reference. –This presentation can be downloaded from

Copyright © 2004 Best Customer Solutions, Inc. 4 SOFTCAP OVERVIEW

Copyright © 2004 Best Customer Solutions, Inc. 5 SOFTCAP Allows you to evaluate CPU, real storage impact of a migration from OS/390 V1.1 through z/OS V1.6 Options –ESA/390 vs. z/Architecture, or 31-bit vs. 64-bit –WLM Compatibility vs. Goal Mode –Demand Paging to/from Expanded Storage –RSM Services Intensity CICS, IMS release migration estimation is also provided –CICS/ESA V3.1.1 through CICS TS V2.3 + MRO (FOR, AOR, TOR) –IMS V3 through V8 + Fast Path & Full Function You can specify workload % for CICS, IMS, DB2, TSO, batch, and system where total = 100% Requires Java Runtime 1.4.1, part of download package

Copyright © 2004 Best Customer Solutions, Inc. 6 SOFTCAP IBM SOFTCAP Disclaimer The information contained in SoftCap has not been submitted to any formal IBM test and is distributed on an "as is" basis without any warranty either expressed or implied. The use of this information or the implementation of any of these techniques is a customer responsibility and depends on the customer's ability to evaluate and integrate them into the customer's operational environment. While each item may have been reviewed by IBM for accuracy in a specific situation, there is no guarantee that the same or similar results will be obtained elsewhere. Customers attempting to adapt these techniques to their own environments do so at their own risk. References in SoftCap to IBM products, programs, or services do not imply that IBM intends to make these available in all countries in which IBM operates. Any reference to an IBM licensed program in SoftCap is not intended to state or imply that only IBM's program may be used. Any functionally equivalent program may be used instead.

Copyright © 2004 Best Customer Solutions, Inc. 7 SOFTCAP DEMO

Copyright © 2004 Best Customer Solutions, Inc. 8 SOFTCAP ICON

Copyright © 2004 Best Customer Solutions, Inc. 9 SOFTCAP INITIAL SCREEN

Copyright © 2004 Best Customer Solutions, Inc. 10 Z/OS OR OS/390 PARMS

Copyright © 2004 Best Customer Solutions, Inc. 11 SOFTCAP Z/OS V1.4 VS. V1.6

Copyright © 2004 Best Customer Solutions, Inc. 12 UTILIZATION RESULTS

Copyright © 2004 Best Customer Solutions, Inc. 13 REAL STORAGE RESULTS

Copyright © 2004 Best Customer Solutions, Inc. 14 SOFTCAP RETURN FROM RESULTS

Copyright © 2004 Best Customer Solutions, Inc. 15 CICS COMPARISON

Copyright © 2004 Best Customer Solutions, Inc. 16 COMPARISON PARMS

Copyright © 2004 Best Customer Solutions, Inc. 17 UTILIZATION RESULTS

Copyright © 2004 Best Customer Solutions, Inc. 18 COMPONENT RESULTS

Copyright © 2004 Best Customer Solutions, Inc. 19 STORAGE IMPACT

Copyright © 2004 Best Customer Solutions, Inc. 20 IMS COMPARISON

Copyright © 2004 Best Customer Solutions, Inc. 21 SOFTCAP HELP

Copyright © 2004 Best Customer Solutions, Inc. 22 SOFTCAP OS/390 & z/OS PERFORMANCE COMPARISONS

Copyright © 2004 Best Customer Solutions, Inc. 23 OS/390 V2.10 to z/OS V1.4

Copyright © 2004 Best Customer Solutions, Inc. 24 OS/390 V2.10 to z/OS V1.4.2

Copyright © 2004 Best Customer Solutions, Inc. 25 OS/390 V2.10 to z/OS V1.5

Copyright © 2004 Best Customer Solutions, Inc. 26 OS/390 V2.10 to z/OS V1.6

Copyright © 2004 Best Customer Solutions, Inc. 27 z/ OS V1.2 to z/OS V1.4

Copyright © 2004 Best Customer Solutions, Inc. 28 z/ OS V1.2 to z/OS V1.4.2

Copyright © 2004 Best Customer Solutions, Inc. 29 z/ OS V1.2 to z/OS V1.5

Copyright © 2004 Best Customer Solutions, Inc. 30 z/ OS V1.2 to z/OS V1.6

Copyright © 2004 Best Customer Solutions, Inc. 31 z/ OS V1.4 to z/OS V1.4.2

Copyright © 2004 Best Customer Solutions, Inc. 32 z/ OS V1.4 to z/OS V1.5

Copyright © 2004 Best Customer Solutions, Inc. 33 z/ OS V1.4 to z/OS V1.6

Copyright © 2004 Best Customer Solutions, Inc. 34 z/ OS V1.4.2 to z/OS V1.5

Copyright © 2004 Best Customer Solutions, Inc. 35 z/ OS V1.4.2 to z/OS V1.6

Copyright © 2004 Best Customer Solutions, Inc. 36 z/ OS V1.5 to z/OS V1.6

Copyright © 2004 Best Customer Solutions, Inc. 37 CONCLUSIONS The mean CPU utilization increase between OS/390 V2.10 & z/OS V1.4 is 1.26%, 1.38% for V1.4.2, 1.56% for V1.5 –For 31-bit to 31-bit or 64-bit to 64-bit –z/OS V1.6 only requires.5% more The mean CPU increase between OS/390 V2.10 & z/OS V1.4 is 4.4%, 4.5% for V1.4.2, 4.76% for V1.5, 3.6% for V1.6 –For ESA mode/31-bit to zArchitecture/64-bit migration The CPU increase between z/OS V1.2 & V1.4 through V1.5 is between.4% and.7%, V1.6 is actually a decrease of.34% –The increase between V1.4 & V1.5 is.34%, V1.6 is a.8% decrease Batch processing appears to benefit the most from z/OS V1.6 In zArchitecture/64-bit mode, OS/390 requires the least storage (35M), z/OS V1.2, V1.4, & V1.4.2 the most (42M), and V1.5/ V1.6 requires marginally more than OS/390 V2.10 (37M) z/OS V1.6 is the best performing z/OS release

Copyright © 2004 Best Customer Solutions, Inc. 38 OTHER IBM CAPACITY PLANNING AND PERFORMANCE ANALYSIS TOOLS

Copyright © 2004 Best Customer Solutions, Inc. 39 CAPACITY/PERFORM TOOLS z800, z900, z890, z990 Tools –CP Performance Analysis and Capacity Planning –zPCR - Processor Capacity Reference for zSeries –SPSSZR - S/390 Parallel Sysplex QuickSizer –BWATOOL - Batch Workload Analysis Tool Pre-zSeries Tools –PCRW - Processor Capacity Reference for pre-zSeries –LPAR/CE - LPAR Capacity Estimator for pre-zSeries Download locations for Capacity/Performance Tools –Available to IBM and IBM Business Partners only - contact them –Business Partners: –IBM: –IBM Capacity Planning Support contact information:

Copyright © 2004 Best Customer Solutions, Inc. 40 CP2000 Uses RMF or SMF input Analyzes and estimates processor utilization, workloads, storage usage, and I/O performance Evaluates parallel sysplex Simulates zSeries performance –ITR ratios and partitioning costs are derived from zPCR –LSPR data is also factored in Simulates non-zSeries performance –PCRW data is used instead of zPCR data –LPAR/CE is used to estimate partitioning overhead Results are shown in Smart Tex format –Graphs and charts are included Techline provides support at 1(888) or

Copyright © 2004 Best Customer Solutions, Inc. 41 zPCR zPCR is comprised of LSPR ITR ratios and detailed LPAR configuration detail that predict performance/capacity Capacity figures are derived from user-defined values –User-selected processors –Scaling-factor and scaling metric Processor Capacity Tables include standard CPs, ILF CPs –z/OS, z/VM, and Linux workload-based LPAR configurations are supported –LSPR workload primitives, predefined workloads, user-defined workloads can be used Primitives and predefined workloads are different mixes of work, such as transaction intensive, batch intensive, blends of the 2, Websphere, Linux, and I/O intensive LPAR configurations include traditional, IFL, and ICF CPs –Capacity assessment is performed for each LPAR and overall host

Copyright © 2004 Best Customer Solutions, Inc. 42 Non-zSeries Tools PCRW provides similar function to z/PCR for processors and LPAR configurations on pre-zSeries processors –OS/390, VM/ESA, and VSE/ESA environments are supported –Evaluates processor consolidation as well –Sizes applications –Analyzes workload growth –Analyzes workload characteristics LPAR/CE evaluates LPAR performance/capacity for pre- zSeries processors –Provides detailed LPAR capacity analysis and planning information These tools can be used in conjunction with zPCR –They can provide capacity data, etc., for processors not supported by zPCR (for example, upgrade from non-zSeries to zSeries) –Workloads must be similar and base ITR, scaling, etc. must be similar

Copyright © 2004 Best Customer Solutions, Inc. 43 COMMUNICATIONS SERVER BENCHMARK COMPARISONS

Copyright © 2004 Best Customer Solutions, Inc. 44 CS BENCHMARKS 2 benchmarks are involved –z/OS V1.2 CS to OS/390 V210 CS Throughput and transactions per second –z/OS V1.4 CS to z/OS V1.2 CS Response time and cost per transaction Netmarks Primitives Benchmark Comparison is used in both benchmarks 3 types of workload used in both benchmarks –Request-Response (RR) simulated TN3270 or interactive traffic –Connect-Request-Response (CRR) simulates static web server –Streams (STR) simulates FTP or Bulk Data Transfer

Copyright © 2004 Best Customer Solutions, Inc. 45 BENCHMARK RESULTS z/OS V1.2 CS versus OS/390 V2.10 CS –RR throughput is 4.84% better, response time is 4.3% better –CRR throughput is 3% better, response time is 2.5% worse –STR throughput is 6.22% better, response time is 5.5% better z/OS V1.4 CS versus z/OS V1.2 CS –RR TCP transactions/second is 17.85% better, cost/transaction is 6.43% better –RR UCP transactions/second is 12.11% better, cost/transaction is 31.64% better –CRR transactions/second is.66% worse, cost/transaction is 1.8% better –STR transactions/second is.81% better, cost/transaction is 1.24% better

Copyright © 2004 Best Customer Solutions, Inc. 46 COMBINED COMPARISON A hybrid comparison of z/OS V1.4 CS to OS/390 V2.10 CS Results are extrapolated based on differing measures Each is expressed in % changed, providing commonality A “Transput” is a blended measure of transactions per second and throughput RR throughput was was not delineated by TCP & UDP RRTCP transput is 23.55% better than OS/390 V2.10 CS RRUDP transput is 17.5% better than OS/390 V2.10 CS Blended RRTCP/UDP transput is 20.55% better than OS/390 V2.10 CS CRR transput is 2.34% better than OS/390 V2.10 CS STR transput is 7.08% better than OS/390 V2.10 CS

Copyright © 2004 Best Customer Solutions, Inc. 47 FTP SERVER COMPARISON The 2 benchmarks use similar workloads –The number of sessions are different, 16 (V1.2) vs. 8 (V1.4) Both benchmarks are AIX to MVS Throughput –z/OS V1.2 CS vs. OS/390 V2.10 CS single session is 3.75% better –z/OS V1.2 CS vs. OS/390 V2.10 CS multi-session is.08% better –z/OS V1.4 CS vs. z/OS V1.2 CS single-session is 1.98% better –z/OS V1.4 CS vs. OS/390 V2.10 CS multi-session is 2.06% better CPU cost per kilobyte –z/OS V1.2 CS vs. OS/390 V2.10 CS single session is 8.12% better –z/OS V1.2 CS vs. OS/390 V2.10 CS multi-session is.32% better –z/OS V1.4 CS vs. z/OS V1.2 CS single-session is 9.43% better –z/OS V1.4 CS vs. z/OS V1.2 multi-session is 9.8% better

Copyright © 2004 Best Customer Solutions, Inc. 48 BENCHMARK CONCLUSIONS z/OS V1.4 CS performance is superior to OS/390 V2.10 CS –RR performance is significantly better –CRR performance is marginally better –STR performance is noticeably better –Single session FTP server gains came with z/OS V1.2 CS –Multi-session FTP server gains came with z/OS V1.4 CS –z/OS V1.2 CS also offers improvements with CLAW packing Multiple datagrams in a single channel frame Improvements were also made regarding CISCO 7200/7500 routers Results: throughput improved 46.73%, CPU/KB is reduced 13.34% –z/OS V1.4 CS improves performance for inbound data 17.25% reduction in CPU cost per kilobyte –z/OS V1.4 CS Bind V9.2 performs significantly better than V % improvement in trans/sec or more, depending on threads 44% or greater reduction in CPU per transaction –The performance impact of IP V6 is negligible

Copyright © 2004 Best Customer Solutions, Inc. 49 MISCELLANEOUS z/OS V1.4 CS recommended maintenance –APAR OW56019 –Informational APAR II11952 References –z/OS V1R4 Communications Server Performance Summary, at 1.ibm.com/support/techdocs/atsmastr.nsf/WebIndex/PRS ibm.com/support/techdocs/atsmastr.nsf/WebIndex/PRS582 –z/OS V1R2 Communications Server Performance Summary, at 1.ibm.com/support/techdocs/atsmastr.nsf/WebIndex/TD ibm.com/support/techdocs/atsmastr.nsf/WebIndex/TD –Communications Server for z/OS V1R2 TCP/IP Implementation Guide Volume 5: Availability, Scalability, and Performance, at –TCP/IP for z/OS: Performance Tuning Tips and Capacity Planning, at

Copyright © 2004 Best Customer Solutions, Inc. 50 MIGRATION TOOLS

Copyright © 2004 Best Customer Solutions, Inc. 51 MIGRATION STARTER KITS Tailorable MS Project plans include most migration tasks + references (manuals, SHARE/other presentations, etc.) via hyperlinks, at Significantly cuts project planning, technical research time

Copyright © 2004 Best Customer Solutions, Inc. 52 MIGRATION STARTER KITS z/OS, CICS, DB2, OS/390, NCP, or combinations thereof z/OS MSK includes over 1,000 migration tasks –Standard tasks - Performed for every migration –Release tasks - Unique to specific release & so identified in MSK z/OS MSK contains about the same number of hyperlinks –Product-related hyperlinks at the product level task –Task-related hyperlinks for specific tasks z/OS MSK covers OS/390 V2R10 to z/OS V1R6 –Also OS/390 V2R6->V2R10, CICS V4R1->V2R3, DB2 V5R1->V8R1 32 z/OS (or OS/390) elements are included + ServerPac Third Party products are included at your request (150+) Usage, Viewing, and Tailoring Guide is included Comes in MS Project, PDF format; PDF is limited function

Copyright © 2004 Best Customer Solutions, Inc. 53 SOFTCAP Allows you to evaluate CPU, real storage impact of a migration from OS/390 V1R1 through z/OS V1R6 Options –ESA/390 vs. z/Architecture for OS/390 –31-bit vs. 64-bit –WLM Compatibility vs. Goal Mode CICS, IMS release migration estimation is also provided –CICS/ESA V3R1M1 through CICS TS V2.3 + MRO (FOR, AOR, TOR) –IMS V3 through V8 + Fast Path & Full Function You can specify workload % for CICS, IMS, DB2, TSO, batch, and system where total = 100% Requires Java Runtime 1.4.1, part of download package

Copyright © 2004 Best Customer Solutions, Inc. 54 MIGRATION WIZARDS z/OS V1R5 Installation Planning Wizard DFSMS Migration DFSMSrmm Customization e-business Planning IRD Planning & Implementation IP Configuration msys for Operations Customization Parallel Sysplex & Base Sysplex Customization SDSF Customization Security Server PKI Services Customization Tivoli Access Mgr. for Business Integration Customization UNIX System Services Customization www-1.ibm.com/servers/eserver/zseries/zos/wizards

Copyright © 2004 Best Customer Solutions, Inc. 55 JIM’S TOP 100 z/OS RELEASE 4,5,6 MIGRATION REFERENCES

Copyright © 2004 Best Customer Solutions, Inc. 56 JIM’S TOP 40 z/OS R4 MIGRATION REFERENCES 1. z/OS V1R4 Migration Guide (from OS/390 V2R10), at z/OS V1R4 Planning for Installation, at SHARE Presentation: Migrating to z/OS V1R4, Parts 1,2,3, by Marna Walle, at Search390.com webcast: Migrating to z/OS V1R4, by Marna Walle, at Search390.com webcast: Migration to z/OS R4, by Jim Schesvold: Performance Tips and Gotchas, at Planning Your Path From OS/390 to z/OS, by Jim Schesvold, at z/OS V1R4 Installation Planning Checklist, by Bette Brody, at z/OS V1R4 Migration Migration and Installation Home Page, at

Copyright © 2004 Best Customer Solutions, Inc. 57 JIM’S TOP 40 z/OS R4 MIGRATION REFERENCES 9. z/OS Version 1 Release 3 and 4 Implementation, at z/OS and OS/390 Performance “Hot” Topics, by Kathy Walsh, at SHARE Presentation: Cheryl’s Hot Flashes #11, by Cheryl Watson, at SHARE Presentation: Cheryl’s Hot Flashes #10, by Cheryl Watson, at SHARE Presentation: Cheryl’s Hot Flashes #9, by Cheryl Watson, at SHARE Presentation: Cheryl’s Hot Flashes #8, by Cheryl Watson, at SHARE Presentation: Cheryl’s Hot Flashes #7, by Cheryl Watson, at SHARE Presentation: What’s New in z/OS?, by Mary Beth Bradley, Kelly Pushong, at

Copyright © 2004 Best Customer Solutions, Inc. 58 JIM’S TOP 40 z/OS R4 MIGRATION REFERENCES 17. SHARE Presentation: z/OS V1.4 User Experience at So. Cal. Edison, by Skip Robinson, at SHARE Presentation: z/OS V1.4 User Experience at Boeing, by Deborah Carnes, at SHARE Presentation: Migration Cons. for zArchitecture & User Ex- perience, at SHARE Presentation: Zee Guide to zArchitecture, at z/OS V1R4.0 Planning and Installation Bookshelf, at z/OS V1R4.0 Overview Bookshelf, at z/OS V1R4.0 MVS Bookshelf, at bin/bookmgr/Shelves/iea2bk34 bin/bookmgr/Shelves/iea2bk z/OS V1R4.0 JES2 Bookshelf, at bin/bookmgr/Shelves/has2bk31 bin/bookmgr/Shelves/has2bk31

Copyright © 2004 Best Customer Solutions, Inc. 59 JIM’S TOP 40 z/OS R4 MIGRATION REFERENCES 25. z/OS V1R4.0 JES3 Bookshelf, at bin/bookmgr/Shelves/iat2bk31 bin/bookmgr/Shelves/iat2bk z/OS V1R4.0 DFSMS Bookshelf, at bin/bookmgr/Shelves/dgt2bk22 bin/bookmgr/Shelves/dgt2bk z/OS V1R4.0 Communications Server Bookshelf, at z/OS V1R4.0 Language Environment Bookshelf, at z/OS V1R4.0 UNIX System Services Bookshelf, at z/OS V1R4.0 Security Server Bookshelf, at IBM Redbooks, at z/OS Publications Search Bookshelf, at TY=US TY=US

Copyright © 2004 Best Customer Solutions, Inc. 60 JIM’S TOP 40 z/OS R4 MIGRATION REFERENCES 33. IBM Technical Documents (Flashes, White Papers, Downloads, etc.), at IBM Support (APARs, PTFs), at IBMLINK (APARs, PSP Bucket, Q&A; software license required), at IBM ResourceLink (Forums, Tools; requires registration), at SHARE Proceedings (requires SHARE membership), at IBM-MAIN (forums, archives; requires registration), at Search390.com (Q&A, White Papers, Ask the Expert, forums: requires registration), at Mainframehelp.com (articles, presentations, Migration Starter Kits), at

Copyright © 2004 Best Customer Solutions, Inc. 61 JIM’S TOP 30 z/OS R5 MIGRATION REFERENCES References from Jim’s Top 40 for z/OS R4 also apply to R5 & R6 1. z/OS V1.5 Migration – All Supported Paths (PDF), at z/OS V1.5 Migration – All Supported Paths (BKMGR), at z/OS V1.5 Planning For Installation, at Migrating to z/OS V1.5 – Getting to the Latest Release, at Migrating to z/OS V1.4 or V1.5–Preparation Can Be Priceless, at Cheryl’s Hot Flashes #12, at z/OS V1.5 Introduction and Release Guide, at

Copyright © 2004 Best Customer Solutions, Inc. 62 JIM’S TOP 30 z/OS R5 MIGRATION REFERENCES 8. z/OS Statements of Direction and Notable Changes, at z/OS V1.5 Migration – From z/OS V1.2 to z/OS V1.5 (PDF), at z/OS V1.5 Migration – From z/OS V1.2 to z/OS V1.5 (BKMGR), at z/OS V1.5 Migration – From z/OS V1.3 to z/OS V1.5 (PDF), at z/OS V1.5 Migration – From z/OS V1.3 to z/OS V1.5 (BKMGR), at z/OS V1.5 Migration – From z/OS V1.4 to z/OS V1.5, at z/OS V1.5 Migration – From z/OS V1.4 to z/OS V1.5 (BKMGR), at SHARE Presentation: z/OS V1.4 User Experience at Boeing, by Deborah Carnes, at

Copyright © 2004 Best Customer Solutions, Inc. 63 JIM’S TOP 30 z/OS R5 MIGRATION REFERENCES 16. SHARE Presentation: z/OS V1.5 User Experience at IBM Glbl. Svcs. at z/OS V1.5 Installation Web Page, at z/OS V1.5 Vendor Support page, at z/OS Support Web Page, at z/OS V1.5 Planning and Installation Bookshelf, at z/OS V1.5 Overview Bookshelf, at bin/bookmgr/Shelves/e0z2bk40 bin/bookmgr/Shelves/e0z2bk z/OS V1.5 MVS Bookshelf, at bin/bookmgr/Shelves/iea2bk40 bin/bookmgr/Shelves/iea2bk z/OS V1.5 JES2 Bookshelf, at bin/bookmgr/Shelves/has2bk40 bin/bookmgr/Shelves/has2bk40

Copyright © 2004 Best Customer Solutions, Inc. 64 JIM’S TOP 30 z/OS R5 MIGRATION REFERENCES 24. z/OS V1.5 JES3 Bookshelf, at bin/bookmgr/Shelves/iat2bk40 bin/bookmgr/Shelves/iat2bk z/OS V1.5 DFSMS Bookshelf, at bin/bookmgr/Shelves/dgt2bk31 bin/bookmgr/Shelves/dgt2bk z/OS V1.5 Communications Server Bookshelf, at z/OS V1.5 Language Environment Bookshelf, at z/OS V1.5 UNIX System Services, at z/OS V1.5 Security Srvr. & Integrated Security Services Bookshelf, at z/OS V1R3 and z/OS V1R5 DFSMS Technical Guide, at

Copyright © 2004 Best Customer Solutions, Inc. 65 JIM’S TOP 30 z/OS R6 MIGRATION REFERENCES References from Jim’s Top 40 for z/OS R4 also apply to R5 & R6 1. z/OS V1.3 to V1.6 Migration (PDF), at z/OS V1.3 to V1.6 Migration (BKMGR), at z/OS and z/OS.e V1.6 Planning for Installation (BKMGR), at z/OS and z/OS.e V1.6 Planning for Installation (PDF), at SHARE Presentation: Migrating to z/OS V1.6 - Getting to the Latest Release, by Marna Walle, at SHARE Pres.: Preparation Can Be Priceless, by Marna Walle, at z/OS Statements of Direction and Notable Changes, at

Copyright © 2004 Best Customer Solutions, Inc. 66 JIM’S TOP 30 z/OS R6 MIGRATION REFERENCES 8. z/OS V1.6 Introduction and Release Guide, at What’s New in z/OS V1R6?, at SHARE Presentation: What’s New in z/OS?, by Mary Beth Bradley, John Eells, and Linda Windisch, at Software Developers Supporting z/OS V1.6 and z.OS.e V1.6, at Minimum Releases of IBM Software Products That Run With z/OS and z/OS.e V1.6, at bin/bookmgr_OS390/BOOKS/e0z2b116/C.0 bin/bookmgr_OS390/BOOKS/e0z2b116/C zSeries Platform Test Report for z/OS and Linux Virtual Servers, at z/OS V1.4 to V1.6 Migration (PDF), at

Copyright © 2004 Best Customer Solutions, Inc. 67 JIM’S TOP 30 z/OS R6 MIGRATION REFERENCES 15. z/OS V1.4 to V1.6 Migration (BKMGR), at z/OS V1.5 to V1.6 Migration (PDF), at z/OS V1.5 to V1.6 Migration (BKMGR), at z/OS V1.6 Elements and Features, at z/OS V1.6 Program Directory, at bin/bookmgr_OS390/BOOKS/I bin/bookmgr_OS390/BOOKS/I z/OS V1.6 Planning and Installation Bookshelf, at z/OS V1.6 Overview Bookshelf, at bin/bookmgr/Shelves/e0z2bk50 bin/bookmgr/Shelves/e0z2bk z/OS V1.6 MVS Bookshelf, at bin/bookmgr/Shelves/iea2bk50 bin/bookmgr/Shelves/iea2bk50

Copyright © 2004 Best Customer Solutions, Inc. 68 JIM’S TOP 30 z/OS R6 MIGRATION REFERENCES 23. z/OS V1.5 JES2 Bookshelf, at bin/bookmgr/Shelves/has2bk40 bin/bookmgr/Shelves/has2bk z/OS V1.5 JES3 Bookshelf, at bin/bookmgr/Shelves/iat2bk40 bin/bookmgr/Shelves/iat2bk z/OS V1.6 DFSMS Bookshelf, at bin/bookmgr/Shelves/dgt2bk40 bin/bookmgr/Shelves/dgt2bk z/OS V1.6 Communications Server Bookshelf, at z/OS V1.6 Language Environment Bookshelf, at z/OS V1.6 UNIX System Services, at z/OS V1.6 Security Srvr. & Integrated Security Svcs. Bookshelf, at z/OS V1.6 C/C++, at

Copyright © 2004 Best Customer Solutions, Inc. 69 MISCELLANEOUS

Copyright © 2004 Best Customer Solutions, Inc. 70 LEGALITIES Performance impact of an item is dependent on your configuration, applications, volume, capacity, and environment; carefully research any item that appears to be relevant. All information is distributed on an “as is” basis, with no form of warranty either expressed or implied. IBM trademarks - BookManager BookServer, BTAM, CICS/ESA, CICS TS, COBOL, Communications Server, CP, Cryptographic Services, CSM, C/C++, DB2, DFSMS, DFSMSdss, DFSMSrmm, ESS/Shark ESTOR, FICON, GRS, HFS, Hiperspace, HSM, IBM, IMS, InfoPrint, Intelligent Resource Director, ISAM, ISPF, JES2, JES3, Language Environment, LANRES, LAN Server, LDAP, LPAR, MVS, NFS, OSA/SF, OS/2, OS/390, QDIO, PDSE, QMF, RACF, RMF, SDSF, Security Server, ServerPac, SMP, SMS, SoftCap, SOMobjects ADE, SOMobjects RTL, SRM, Sysplex, System Automation, System Resource Manager, SRM, S/390, TCP/IP, TSO, UNIX System Services, VSAM, VTAM, WLM, z/Architecture, z/OS, zSeries, z/800, z/900 Best Customer Solutions trademark - Migration Starter Kits Candle Corporation trademark- Omegamon Microsoft trademark - MS Project

Copyright © 2004 Best Customer Solutions, Inc. 71 \ QUESTIONS AND ANSWERS Search390.com Ask the Expert -- z/OS Migration, at ,00.html ,00.html