[KAFKA-8298] ConcurrentModificationException Possible when optimizing for repartition nodes

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 2.1.0, 2.2.0, 2.3.0
• Fix Version/s: 2.3.0, 2.1.2, 2.2.1
• Component/s: streams
• Assignee: Bill Bejeck
• Reporter: Bill Bejeck
• Created: 26/Apr/19 20:48
• Updated: 01/May/19 16:45
• Resolved: 01/May/19 16:45

Description

As indicated in the title.

When processing multiple key-changing operations during the optimization phase a ConcurrentModificationException is possible.

Issue Links

• links to: GitHub Pull Request #6643