[FLINK-30944] ExecutionGraphPartitionReleaseTest leaks threads

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 1.17.0, 1.15.3, 1.16.1
• Fix Version/s: 1.17.0, 1.16.2
• Component/s: Runtime / Coordination, Tests
• Labels: pull-request-available test-stability
• Assignee: Weijie Guo
• Reporter: Matthias Pohl
• Created: 07/Feb/23 15:08
• Updated: 13/Feb/23 08:30
• Resolved: 13/Feb/23 08:30

Description

ExecutionGraphPartitionReleaseTest leaks threads through ExecutionGraphPartitionReleaseTest.scheduledExecutorService. The ScheduledExecutorService is instantiated but never shut down.

Issue Links

• Discovered while testing: FLINK-27518 Refactor migration tests to support version update automatically
• links to: GitHub Pull Request #21887
• links to: GitHub Pull Request #21905
• links to: GitHub Pull Request #21906