Db2 for z/OS Data Sharing: Performance Considerations

Tori Felt, IBM | Keziah Knopp, IBM | Mark Rader, IBM

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Db2 for z/OS Data Sharing adds additional considerations in providing system and application performance.  Monitoring, tuning, and capacity planning activities may cross organizational boundaries, introducing obstacles to achieving best performance.  This updated session presents examples of performance challenges and provides specific suggestions as well as general guidelines.


Tori Felt is a Technical Enablement Specialist in the IBM Z Washington Systems Center.  As part of the Db2 for z/OS team, Tori analyzes client data, makes technical recommendations, and delivers presentations at conferences and Db2 user groups. She delivers the Db2 for z/OS REST and Hybrid Cloud workshop and participates in the delivery of the Db2 13 for z/OS workshop.

Keziah Knopp is a Db2 for z/OS Specialist out of the Washington Systems Center for IBM. She often hosts the Db2 REST and Hybrid Cloud Workshop, along with consistently speaking to Db2 13 for z/OS. Prior to joining the WSC, Keziah focused on the z/OS Communications Server, writing papers and delivering content on IPv6 and z Encryption Readiness Technology and worked with sales teams for mainframe analytics software. More recently, Keziah led a team of developers to provide new automation scripts for Db2 installation.

Mark Rader is a Db2 for z/OS specialist in the IBM Z Washington Systems Center. He has 40 years of technical experience with IBM, and over 34 years with Db2 for z/OS. He has led many Db2 data sharing implementations and has presented a variety of topics at conferences, including IDUG, SHARE, IBM Technical University and at regional Db2 user group meetings. He has worked closely with Db2 development in delivering the Early Support Programs for Db2 10, Db2 11, and Db2 12. He is an author of Redbooks on Parallel Sysplex application considerations, Db2 data sharing, Db2 for z/OS distributed function, and Db2 13 for z/OS.