[FLINK-20382] Exception thrown from JobMaster.startScheduling() may be ignored.

• Type: Bug
• Status: Closed
• Priority: Critical
• Resolution: Fixed
• Affects Version/s: 1.11.2
• Fix Version/s: 1.11.3, 1.12.0
• Component/s: Runtime / Coordination
• Labels: pull-request-available
• Assignee: Till Rohrmann
• Reporter: Jiangjie Qin
• Created: 26/Nov/20 19:19
• Updated: 03/Dec/20 17:28
• Resolved: 30/Nov/20 09:31

Description

Currently JobMaster.resetAndStartScheduler() invokes startScheduling() in a thenRun clause without exceptionally or handle to handle exceptions. The job may hang if an exception is thrown when starting scheduling, e.g. failed to create operator coordinators. 

Issue Links

• links to: GitHub Pull Request #14251