[FLINK-23430] Take snapshots for operator coordinators which all corresponding tasks finished

• Type: Sub-task
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 1.14.0
• Component/s: Runtime / Checkpointing
• Labels: pull-request-available
• Assignee: Yun Gao
• Reporter: Dawid Wysakowicz
• Created: 19/Jul/21 15:49
• Updated: 01/Sep/21 10:06
• Resolved: 20/Aug/21 16:30

Description

Currently we trigger checkpoints for all operator coordinators irrespective if their corresponding tasks finished or not. This leads e.g. to a precondition in org.apache.flink.runtime.checkpoint.PendingCheckpoint#fulfillFullyFinishedOperatorStates failing

Issue Links

• links to: GitHub Pull Request #16784