Name: F5 When REORGs Go Wild: Managing Unexpected Partition Growth in DB2 PBG Tablespaces
Start: 2026-09-28T16:30:00+0100
End: 2026-09-28T17:30:00+0100

F5 When REORGs Go Wild: Managing Unexpected Partition Growth in DB2 PBG Tablespaces

Monday September 28, 2026 4:30pm - 5:30pm BST

Miragaia

The reorganization of a DB2 tablespace is primarily performed to optimize access path performance, but it also constitutes a critical database maintenance operation. This presentation will cover our experience as users following a sudden increase in the number of partitions in partition-by-growth tablespaces after executing partition-level REORGs, as well as the approach we took to address the issue.

Speakers

Zoe Andreopoulou

Db2 Sysprog, Eurobank

Zoe Andreopoulou is a Senior Db2 for z/OS Database Administrator with over 20 years of experience in the banking industry, having held key database administration roles in two leading financial institutions. She specializes in Db2 performance tuning, problem determination, and the... Read More →

Michal Bialecki

Principal Software Engineer, Broadcom

Michal Bialecki is a Db2 Technical Consultant at Broadcom, bringing over 20 years of experience to the role. Prior to joining Broadcom in 2025, he spent two decades working remotely for IBM Silicon Valley Lab, where he served as a member of Db2 z/OS Development SWAT team with John... Read More →

Monday September 28, 2026 4:30pm - 5:30pm BST
Miragaia

Track F, Technical Session

Topic Best Practices, User Stories
Audience All
Platform z/OS

IDUG EMEA 2026

Zoe Andreopoulou

Michal Bialecki

Get help with the event

IDUG EMEA 2026

Zoe Andreopoulou

Michal Bialecki

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