[FLINK-6048] Asynchronous snapshots for heap-based operator state backends

• Type: New Feature
• Status: Closed
• Priority: Major
• Resolution: Implemented
• Affects Version/s: 1.3.0
• Fix Version/s: 1.3.0
• Component/s: Runtime / State Backends
• Assignee: Stefan Richter
• Reporter: Stefan Richter
• Created: 14/Mar/17 15:52
• Updated: 05/May/17 16:31
• Resolved: 05/May/17 13:28

Description

The synchronous checkpointing mechanism of heap-based operator state backends blocks element processing for the duration of the checkpoint.
We could implement an heap-based operator state backend that allows for asynchronous checkpoints.

Issue Links

• is duplicated by: FLINK-5924 Support asynchronous checkpointing of operator state
• links to: GitHub Pull Request #3536