[FLINK-4510] Always create CheckpointCoordinator

• Type: Sub-task
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 1.1.4, 1.2.0
• Component/s: Runtime / State Backends
• Assignee: Jark Wu
• Reporter: Ufuk Celebi
• Created: 26/Aug/16 14:34
• Updated: 27/Oct/16 15:32
• Resolved: 27/Oct/16 15:32

Description

The checkpoint coordinator is only created if a checkpointing interval is configured. This means that no savepoints can be triggered if there is no checkpointing interval specified.

Instead we should always create it and allow an interval of 0 for disabled periodic checkpoints.

Issue Links

• links to: GitHub Pull Request #2453