All you must know about Db2 and WLM

Cristian Molaro, The Mindbridge - Wednesday 15 May - Session 1

Db2 for z/OS and WLM work in perfect harmony and you can use WLM for tuning. But many people find WLM difficult to understand and go for all default settings. That's a pity because there is a lot you can do with WLM. But where to begin? What can optimized and how do I do that? How to monitor my efforts? Cristian Molaro has lots of experience in this area and will help you understanding WLM so you can use WLM to have better performance and prevent problems.


  • Introduction
  • What can WLM do for you?
  • WLM architectural concepts
  • Defining WLM Service Classes using Accounting
  • Workload Classification
  • Distributed access to Db2 and WLM
  • Protecting the work that matters
  • Exploiting WLM Client Information
  • Important to know and good practices
  • Common problems and solutions
  • Recommendations

Platform: z/OS


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About: Cristian Molaro


Cristian Molaro is an independent DB2 specialist and an IBM Gold Consultant. He is recognized by IBM as an Information Champion since 2009. His main activity is linked to DB2 for z/OS and LUW administration and performance. He is a certified DB2 for z/OS and LUW professional and was recognized by IBM as "TOP" EMEA Consultant in 2011, 2013, and 2016.

Cristian was awarded ”Platinum RedBook author" for his contribution to 10 IBM Redbooks related to DB2. His latest RedBook is  "DB2 12 Performance Topics”. He also contributed as a Technical Editor for IBM's publication "DB2 Essentials" by Raul Chong and Clara Liu.

He has presented papers at several international conferences and local user groups in Europe and North America. Cristian is past-Chairman of the IDUG EMEA Conference Planning Committee, and he is Chairman of the DB2 LUW User Group BeLux. He can be reached at