Articles & Content


Mainframe Optimization - Measure It! (A09)

Topic: DB2 for z/OS

Subtopic: 2007

DATE: 2007-5-9 (09:50 AM - 10:50 AM)
SPEAKERS: Lisa Ouellette (Wachovia)

Reducing the capacity requirements of your applications can delay upgrades and save on hardware and software licensing charges. How do you measure success? How can you avoid some of the common mistakes made in benchmark measurements? DB2 accounting and statistics trace records might not tell the whole story. This presentation will take a look at various data sources for measuring the performance of an application. A detail walk through examples will be enlightening.

EXP. LEVEL: Beginner,Intermediate


Introduction - Why measure?

Data sources - Workload Activity data (WLM Service class and Report class - SMF Type 72), Address space data (SMF type 30), DB2 Accounting trace (SMF type 101), CICS (SMF type 110), Websphere (SMF type 120)

Example #1, Websphere Z/OS and DB2

Example #2, DB2 stored procedures

The list of mistakes to avoid when measuring

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