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Published byAdeline Thorn Modified over 9 years ago
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Folksam migrating to IIS 8.7 Information Server User Group meeting 2013 Daniel Palmgren, Folksam
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Situation January 2012 IIS 8.1 running on LPAR IBM P6 AIX 6.1 XlC 9 compiler DB2 LUW 9.5 DB2 z/OS (source) 12 DataStage projects 1500 jobs Local and virtual Windows XP clients moving to Windows 7 in June 2012
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Reasons to upgrade to 8.7 Integration with Clear Case Debugger in DataStage Designer Operations Console Each job consumes less resources XML handling Current Designer is unstable
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DB2 Enterprise stage Complicated setup with cross server mount Replaced with DB2 Connector Stage using tool Easy setup More modern and flexible interface More options
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Connector Migration Tool
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POC August 2012 Estimate time consumption Rewrites Migrated to 8.1 2009-2010 Quite painful, meny rewrites
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Windows 7 8.1 Client does not support Windows 7 Skip poc, do the migration! Keep virtual XP clients until end of project
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IBM Concierge Offered support during migration project Phone conference October 2012 Check requirements Choosing recommended path Ismigration tool
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Installation path New server (lpar) Manually export – import jobs
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Installation test October 2012 LPAR IBM P7 AIX 7.1 DB2 9.7 XlC 12 Installation and configuration – 1 day
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Testing November - December Projects created All jobs imported and compiled
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Test results A number of test jobs selected – 20 % 8.1 and 8.7 results compared successfully
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Things changed DB2 z/OS. Bind error. ▫Re-import table definitions DB2 Connector ▫Changed execution mode to sequential Transformer null handling ▫Unhandled nulls gives compilation error ▫Correct null handling solves the problem
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Production environment Installed in December 2012 XlC 12 not supported, changed to XlC 11 60 Gb RAM compared to 30 Gb for 8.1
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Performance tests January 2013 Find optimal numer of concurrent jobs Tried 1-60 concurrent No more than 10.
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Migrations 2013-02-18 First project successfully in production Migrating one project per week 2013-04-15 Last project migrated
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Conclusion Painless installation of server and client Small number of adjustments Performance gain 10-30 % Time consumption 300 h plus 50 hours for install and config
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Operations console
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iKnow Monitoring job progress and server health Evaluate job statistics to improve performance Find slow moving jobs Find errors and warnings
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iKnow
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Job performance and hw usage
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Process management & scheduling
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What happened?
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Thank you! daniel.palmgren@folksam.se
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