IBM Presentations: Smart Planet Template
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1. The following are trademarks of the International Business Machines Corporation in the United States other countries or both Not all common law marks used by IBM are listed on this page Failure of a mark to appear does not mean that IBM does not use the mark nor does it mean that the product is not actively marketed or is not significant within its relevant market Those trademarks followed by are registered trademarks of IBM in the United States all others are trademarks or common law marks of IBM in the United States For a complete list of IBM Trademarks see www ibm com legal copytrade shtml AS 400 e business logo DBE ESCO eServer FICON IBM IBM logo iSeries MVS OS 390 pSeries RS 6000 S 30 VM ESA VSE ESA WebSphere xSeries z OS zSeries z VM System i System i5 System p System p5 System x System z System z90 BladeCenter The following are trademarks or registered trademarks of other companies Adobe the Adobe logo PostScript and the PostScript logo are either registered trademarks or trademarks of Adobe Systems Incorporated in the United States and or other countries Cell Broadband Engine is a trademark of Sony Computer Entertainment Inc in the United States other countries or both and is used under license therefrom Java and all Java based trademarks are trademarks of Sun Microsystems Inc in the United States other countries or both Microsoft Windows Windows2. NT and the Windows logo are trademarks of Microsoft Corporation in the United States other countries or both Intel Intel logo Intel Inside Intel Inside logo Intel Centrino Intel Centrino logo Celeron Intel Xeon Intel SpeedStep Itanium and Pentium are trademarks or registered trademarks of Intel Corporation or its subsidiaries in the United States and other countries UNIX is a registered trademark of The Open Group in the United States and other countries Linux is a registered trademark of Linus Torvalds in the United States other countries or both ITIL is a registered trademark and a registered community trademark of the Office of Government Commerce and is registered in the U S Patent and Trademark Office IT Infrastructure Library is a registered trademark of the Central Computer and Telecommunications Agency which is now part of the Office of Government Commerce All other products may be trademarks or registered trademarks of their respective companies Notes Performance is in Internal Throughput Rate ITR ratio based on measurements and projections using standard IBM benchmarks in a controlled environment The actual throughput that any user will experience will vary depending upon considerations such as the amount of multiprogramming in the user s job stream the I O configuration the storage configuration and the workload processed Therefore no assurance can be given that an individual user will achieve throughput
3. as above with regard to Program Directory and System Upgrade and Service Iltis recommended to have a current copy of all startup and alloc procedures in PRD2 SAVE Rework Partition setup using skeletons SKJCLx and SKALLOCx in ICCF library 59 and also LIBDEF and standard labels Please refer also to the Administration guide In both cases Fine tuning SVA size data space storage layout after upgrade 2013 IBM Corporation SSE LVC 2013 C TB Migration Connectors Miscellaneous In general Connectors are backward compatible after upgrade always take newest code from the home page htto wWww 03 ibm com svstems z os zvse Optionally install or update the Workstation component from the Extended Base tape See also latest news on the download site After each upgrade check above home page for any service related news 2013 IBM Corporation Z VSE LVC 2013 Post Migration Tasks SA Dump Generate SA dump to disk recommended or tape e IUlI dialog fastpath 461 or 462 Dump Library Dump library is now a VSAM library since Z VSE 5 1 which is more flexible in space e Space is allocated in master catalog e Space allocation is dependent on environment selected e FSU will not move if wished moving to VSAM can be done using skeleton SKDMPEXT Verification and Test Check your security setup User Profiles Check VSAM catalogs using the catalog checker Test application
4. geography 2013 IBM Corporation Z VSE LVC 2013 Notice Regarding Specialty Engines e g zIIPs ZAAPs and IFLs Any information contained in this document regarding Specialty Engines SEs and SE eligible workloads provides only general descriptions of the types and portions of workloads that are eligible for execution on Specialty Engines e g zilPs ZAAPs and IFLs IBM authorizes customers to use IBM SE only to execute the processing of Eligible Workloads of specific Programs expressly authorized by IBM as specified in the Authorized Use Table for IBM Machines provided at www iom com systems support machine_warranties machine code aut html AUT No other workload processing is authorized for execution on an SE IBM offers SEs at a lower price than General Processors Central Processors because customers are authorized to use SEs only to process certain types and or amounts of workloads as specified by IBM in the AUT 2013 IBM Corporation Z VSE LVC 2013 Agenda PART 1 Planning Issues New Hardware Performance System layout Optional and Vendor Products Test Latest Service RSL PSP Migration Options FSU Fast Service Upgrade Initial Installation PART 2 Independent Migration Issues Migration of VSAM and other Data Security Setup Compiler Languages Performance Considerations Hardware Issues Vendor Software 2013 IBM Corporation Z VSE LVC 2013 Plan
5. ables TCPIP configuration VTAM startup Check if own POWER phase and allocation specify accordingly in FSU dialog DIRPOWR PROC refers to all POWER files Run POWER generation at the end of Stage 1 Check Program Directory and System Upgrade an Service manual for further Information Consider to establish startup with separate JCL procedures without activating vendor software especially with external security manager Test 2013 IBM Corporation Z VSE LVC 2013 Check List Initial Installation Please also see Installation Guide and Installation worksheet there Check if all startup procedures of previous release are available ICCF CMS Volley Under VM prepare the new VSE guest CMS profiles storage OSA etc select large enough system packs select correct environment e Correct VSIZE processor storage consider NOPDS Install extended Base Optional and Vendor Products Reestablish ICCF POWER queues and generation Re establish your startup procedures Migrate user profiles and BSTFILE SKBSTSAV Reestablish VSAM data Reestalish data base Reestablish applications e CSD e Application libraries e Check LE and language setup Test 2013 IBM Corporation Z VSE LVC 2013 Cnnacubo TTC Bedankt Russian Nederlands Merci Obrigado Brazilian Portuguese NK YOU English Gracias lt gt Y luna L Danke Simplified Chinese eH OoUPLII FDE LTI GASU Traditional Chinese Jap
6. all current RSL Order latest PSP Bucket e Contains all important fixes Vendor Products e Check also for know problems with Vendor Products 17 2013 IBM Corporation Z VSE LVC 2013 Planning Test Test most likely is only possible with a test LPAR or test VM guests FSU will allow some very limited test at the end of Stage 2 but this is only in basic startup mode In case a test system is available e Test applications e Verify data eventually reorganize data e Verify system layout and performance data e Does new hardware work ok Plan also for final cutover 18 2013 IBM Corporation Z VSE LVC 2013 Planning Fallback and Backup Ba ckup Before you start take Backups of the most recent data FSU optionally takes backup of the installation libraries not really recommended except for DISFILE VSAM catalogs and data backup as described earlier e All VSAM controlled volumes need to be flashcopied at the same time otherwise not recommended For the system volumes and all volumes with space for the master catalog and VSESP USER CATALOG VSESPUC take SA FCOPY or DDR backups Also IXFP flashcopy is fine e SAFCOPY and DDR are recommended VSE system needs to be shut down for the system packs Fallback Plan for a fast and effective way to switch back e Very fastis PPRC or flashcopy But see above e If not applicable VSAM backup restore and FCOPY DDR This fallback process Is usually also part of a dis
7. anese 53 2013 IBM Corporation zIVSE LVC 2013 Thank You Questions Please forward your questions or remarks to zvse de ibm com madlener de ibm com 2013 IBM Corporation Z VSE LVC 2013 Z VSE Live Virtual Classes Z IVSE hitp www ibm com zvse education LINUX 2 VM 2 VSE http www vm ibm com education lvc Read about upcoming LVCs on hitp twitter com IBMZVSE Join the LVC distribution list by sending a short mail to alina glodowski de ibm com ADOBE CONNECT y 2013 IBM Corporation
8. aster recovery solution which can be used in general Please consult IBM in case you have to perform a fallback especially if fallback from z VSE 5 1 to an older release 2013 IBM Corporation Z VSE LVC 2013 FSU Versus Initial Installation FSU will update IBM provided Parts like System Libraries ICCF members and system Files like Online Message Explanation OME but keep all user data applications and products installed Initial Installation will just establish the VSE system user data applications and additional products need to be reestablished Usually Il is done on a test system LPAR or VM guest Initial Installation is always possible and is necessary if FSU can not be done Possible reasons e Previous System is too old In general only two releases versions e No FSU from VSE ESA 2 3 and earlier e Change of system disk architecture like switching from ECKD to FBA SCSI e Change of the System language actually only Japanese and English is supported e Change of Environment like change to C big However this can be switched after FSU Both methods require careful planning saving of original system in case a fallback is required For Initial Installation the effort may be higher in order to reestablish all applications application data etc 20 2013 IBM Corporation Z VSE LVC 2013 Performing an FSU FSU is done in three steps Downlevel Check e This is an installation check showing service
9. fy selected Environment if modified and if still fits and adjust FSU Initial install recommended Environment C Consider NOPDS optimize VSIZE versus available storage Partition sizes for CICS POWER VTAM DB2 etc More tasks required Check if VTAM IOBUF31 is used If used check copyblock usage SVA layout Most likely tuned to a low unused number which may change LISTDIR SDL for PSIZE on new system GETVIS SVA on old Newer releases move lot of code above the 16MB line IODEV 1024 Check available and used DSPACE CICS DLI or DB2 statistics SOS Shared environment required shared DASD shared Spool 2013 IBM Corporation zNSE LVC 2013 A Planning System Layout Things that Should not be Changed Don t change library structure JSYSRS PRD1 PRD2 SYSDUMP Don t change catalog layout especially storage for master and user catalog VSESP USER CATALOG VSESPUC Control files IESCNTL and BSTCNTL must be unique in the system and accessible by BSM FB and each CICS with IUT DBDCCICS and PRODCICS e Files should not be shared between VSE systems e Especially BSTCNTL do not copy via VSAM REPRO services use logical backup restore vie SKBSTSAV in ICCF 59 It is not recommended to change allocation of IJSYSRS and IJSYSR1 Use STDLABEL procedure to implement your DLBLs BAM STDLABUP and IESVCLUP program for VSAM DLBLs STDLABUS for user labels Do not change volids DOSRES and SYSWK1 History file wor
10. improvements equivalent to the performance ratios stated here IBM hardware products are manufactured from new parts or new and serviceable used parts Regardless our warranty terms apply All customer examples cited or described in this presentation are presented as illustrations of the manner in which some customers have used IBM products and the results they may have achieved Actual environmental costs and performance characteristics will vary depending on individual customer configurations and conditions This publication was produced in the United States IBM may not offer the products services or features discussed in this document in other countries and the information may be subject to change without notice Consult your local IBM business contact for information on the product or services available in your area All statements regarding IBM s future direction and intent are subject to change or withdrawal without notice and represent goals and objectives only Information about non IBM products is obtained from the manufacturers of those products or their published announcements IBM has not tested those products and cannot confirm the performance compatibility or any other claims related to non IBM products Questions on the capabilities of non IBM products should be addressed to the suppliers of those products Prices subject to change without notice Contact your IBM representative or Business Partner for the most current pricing in your
11. k history file job manager file text repository file text repository work file and PTF file if changed reflect change in dialog 141 Verify Location of Involved Serviced Files 2013 IBM Corporation Z VSE LVC 2013 Planning Optional and Vendor Products Extended Base Optional IBM Products should be reordered and re installed after upgrade Extended Base Products will be delivered and should be re installed if used e Some of them have new components CLCGs like OS390 API e After FSU you may delete old products see DELxxx in ICCF library 59 e g DELOS390 Vendor Products e Make sure you order appropriate updates in time e If FSU is the way to upgrade it is recommended to upgrade vendor products ahead of the FSU where applicable Please contact vendor for details Special care is required with external security manager like Topsecret Make sure you have all service available before you start the upgrade especially fixes enabling the vendor product for the new Z VSE release e Incase of Initial Installation Vendor Products are installed after the Initial Install 16 2013 IBM Corporation Z VSE LVC 2013 Planning Latest Service Upgrade Make sure current refresh is installed Order latest RSL Recomended Service Level e IBM can provide information RSLs have a cutoff date and are produced every two or three months e Test with current RSL on e If final cutover is delayed consider to reinst
12. ld system was not upgraded to the most up to date level of that release 2013 IBM Corporation Z VSE LVC 2013 Summary FSU versus Initial Installation FSU No change to user data applications Z VSE code is upgraded ina fast efficient way Refresh of optional products is optional vendor products need updates After FSU all applications and data are ready for testing Data base may need migration to newer level No change to language compiler setup Network definition will stay unchanged Initial Installation New vanilla system all data applications need to be brought in again Optional and vendor products need to be installed Control data like IESCNTL CSD DTSFILE BSTCNTL need to be migrated Import customer data restore customer applications Load POWER queues Implement data base Adjust compile options Adjust layout Adjust network setup 2013 IBM Corporation Z VSE LVC 2013 Summary Initial Installation Pros and Cons Pro Total reset start from scratch Select appropriate hardware Each control file like IESCNTL BSTCNTL CSD etc just contains what it needs Possibility to clean up old Stuff If the complete setup is kept outside VSE e g on VM all configuration installation and restore work is easy Can be used to setup a test system which can be cloned for production later Good to learn for untrained personnel Cons Every piece of customer specific data applications c
13. ning Hardware upgrades Software Release or Version upgrades Performance Considerations System layout Optional products and vendor products First Test Latest service RSL and PSP bucket Regression Test Cutover 2013 IBM Corporation Z VSE LVC 2013 Planning Hardware Upgrades New Processor e Performance consideration e New OSAX cards e New channel concept FICON e Sizing of the new processor New disks e Consider consolidation to larger packs e Carefull with micro code updates plan ahead New tape library drop old tapes e Usage of VIAPE e Tapeless system e Migration of tape data multi volume support Shared environment e CPU ID is new Storage System layout Check Hardware PSP if appropriate 2013 IBM Corporation Z VSE LVC 2013 Planning Performance Have performance numbers from old system available e CICS Statistics DFHOSTAT DMF SME Data SIR SMF SIR MON Job Account Data Monitor Data CPUMON If running a two or three way Turbo dispatcher data QUERY TD POWER WORKUNIT PA Refer to performance documentation for impact of new release Sizing of the new processor e Consult IBM for help Check performance parameters like PRT Y consider partition balancing TCP IP related parameters LSR pools in CICS Threshold for turbo dispatcher to stop unneeded CPU Balancing 13 2013 IBM Corporation Z VSE LVC 2013 Planning System Layout Veri
14. ontrol information like user profiles program definition etc needs to be re iplemented Requires good knowledge of what to do and a good overview which job is required to define which part If working on ICCF all configuration installation and restore jobs first need to be reestablished in the DTSFILE Not really good to migrate a production system directly since too time consuming 2013 IBM Corporation Z VSE LVC 2013 Summary FSU Pros and Cons Pro Fast way to get system upgraded All products applications and data are kept User definition security setup CSD etc ready to use same look and feel after upgrade Can be used for both test and production system Allows testing right after FSU For less skilled personnel provides fast results Very stable allows resuming and many steps can be redone Cons Vendor products like security manager can cause problem Requires discipline to synchronize changes in Startup process in PRD2 SAVE No way to change disk type and size Dependent on standard layout like libraries and catalaogs Old products applications files will stay in the system even if not used anymore unless deleted manually 2013 IBM Corporation Z VSE LVC 2013 Check List FSU PRD2 SAVE contains all current startup procedures label procedures current DTSECTAB especially procedures with same name as shipped procedures PRD2 CONFIG contains all configurable files like CICS t
15. pe See System Upgrade and Service manual and also Program Directory 2013 IBM Corporation Z VSE LVC 2013 P io DA Performing an Initial Installation Initial Installation is described in the Installation manual for details concerning layout configuration see also Planning After Initial Installation optional and vendor products must be installed Startup and hardware must be configured VSAM catalogs and data must be established POWER Files must be loaded CSD File needs to be updated DTSFILE ICCF user libraries restore DB2 and DLI data if available Install and restore database security setup IESCNTL and BSTCNTL Other data Many of above actions are not required with FSU Parts are documented in the CICS Migration Guide and Administration 2013 IBM Corporation Z VSE LVC 2013 Migration Layout and System FSU Own startup and allocation is used xJCLyyy procedures and own IPL procedure ALLOC procedure Rework as indicated in Program Directory and System Upgrade and Service manual Verify PRD2 SAVE for correct contents e If SVA size was optimized verify on new system and adjust e Please verify also standard labels FSU will use STDLABEL STDLABUP and STDLABUS procedures e LIBDEF chain is defined using skeleton SKLIBCHN defining LIBDEF and LIBDEFs procedures Initial Installation Take startup and allocation from your old system please rework
16. s 27 2013 IBM Corporation Z VSE LVC 2013 Test Considerations If you d ecided for a test system Can this test system work with test data only It real data is required this means most likely sharing data with production e Be aware of the performance impact SHR 4 4 e External lock file required e Setup of the shared environment is difficult Keep things like layout startup procedures workfiles etc as close as possible the same as production e This might be used to copy this sandbox type system over to production as physical copy This can avoid time consuming FSU on production To avoid data sharing exchange and actualization of data can be done with FTP or similar tools Consider also performance related parameters during test 2013 IBM Corporation Z VSE LVC 2013 Fallback and Backups Backup See also planning section Fallback This is for example if in FSU Stage 2 system will not come up or in case of severe problems which cannot be repaired by corrective service IMPORT CONNECT VSAM catalogs Restore VSAM catalogs Restore system volumes SA FCOPY or appropriate tools In case of a fallback consider backups of the new system also in order to allow easier and faster resuming It a fallback is required after a migration please contact IBM for known problems with such fallback situations Keep in mind that the service level on the previous system may be very old compared to the new z VSE Usually the o
17. to be reinstalled after FSU e Does not change the system e Makes no sense in case of a release version upgrade Preparation e This is very important this step establishes the new FSU code and enables it on the old system Installation e Two stages stage 1 install of IJSYSRS onto SYSWK1 Incl NLS PRD1 MACLIB PRD2 GEN1 optional will be cleared if not selected Prepare JCL for Stage 2 e At the end of Stage 1 generate POWER phase 2013 IBM Corporation Z VSE LVC 2013 Performing an FSU FSU is done in three steps Installation e Stage 2 Restore ICCF parts base and NLS Install of PRD2 SCEEBASE LE Install of PRD1 BASE CICS VTAM etc Refresh OME Refresh Text Repository File upgrade CSD Clear local and global catalog for a so called ice cold start of CICS Install DB2 optional Reorganize DT SFILE optional Copy back IJSYSR1 Stage 2 runs without CICS TCPIP VTAM at the end basic CICS and VTAM are started Stage 2 is started with special FSU JCL and normal IPL procedure OEM products are not started See System Upgrade and Service manual and also Program Directory 22 2013 IBM Corporation Z VSE LVC 2013 Performing an FSU Post FSU tasks e Perform tasks described in the manuals below e Re install optional and extended base products e Reinstall vendor products or install service e Install RSL and PSP e Generate SA Dump disk or ta
18. ux users Attendees will have access real time to the ae cts the developers and support personnel Vendom are also scheduling in depth Lia esentation sessions on their products during WAVV 2013 Refer to the sessions grid and abstracts for information If you are serious about zVSE zVM or Linux systems you must be at WAVV 2013 The WAVV Committee and WAVV attendees look forward to seeing everyone at WAVV 2013 A complete session grid current abstract information and registration information is available at www wavv org This information is cont ually y updated from now until the end of the conference te p o yey kB a TIR For registration forms information and a session title list E see WWW WaVV Org a eo Ma WAVV 2013 y Suites and NKY Convent Covington WAVV World Alliance inctions Progre er request SS day 9 00 PM ednesday 11 00 PM e e Vendor Show Monday and Tuesday WAVV 2013 S and Products WWW W A e Great discussions e Great education e Great technical advice e Same low cost WAVV 2013 WAVV World Alliance on the cont d participation of USER gt r your time and attentior to IBM for supporting Your WAVV Committee z VSE Live Virtual Class 2013 z VSE Release Migration Considerations August Madlener http www ibm com zZVSE http twitter com IBMZVSE 2013 IBM Corporation Z VSE LVC 2013
19. zNSE Live Virtual Class 2013 Z VSE Live Virtual Class 2013 http www ibm com zZVSE http twitter com IBMZVSE 2013 IBM Corporation gs me Interested in Z VSE Z VM Linux WAVV 2013 COVINGTON KENTUCKY APRIL 7 10 2013 EMBASSY SUITES AND NORTHERN KENTUCKY CONVENTION CENTER WAVY is the World Alfance of ZVSE ZVM and Linux a true world wide all volunteer user group for users of ZVSE zVM and or Linux Operating Systems WAVV World Alliance WAVV 2013 has been restructured based on user request WAVV 2013 begins at 5 00 PM on Sunday with the Opening Session the IBM Update ia e SPLASH Sessions and labs begin Monday at 8 30 and run thru Wednesday at 7 00 PM Each topical area ZVSE zVM and Linux will feature sessions a that are focused on delivering information for immediate use by Momo ttendees Information that will make a difference in the shaky stability and productivity of your installation WAVV 2013 brings together the most technical and best informed pr rofessionals for the three fields of ZVSE ZVM and Linux for information exchange information gathering and superior Eid education WAVV 2013 is focused on making you the zVSE zvM and Linux professi onai the best informed most productive person in the industry On Monday and Tuesday of the conference the Vendor Exhibition will have the latest in hardware and software offerings available to D ZVSE z and Lin
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