[FLINK-5626] Improve resource release in RocksDBKeyedStateBackend

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 1.2.0, 1.3.0
• Component/s: Runtime / State Backends
• Assignee: Stefan Richter
• Reporter: Stefan Richter
• Created: 24/Jan/17 09:22
• Updated: 25/Jan/17 16:57
• Resolved: 25/Jan/17 16:56

Description

I found some minor cases in which some resources in `RocksDBKeyedStateBackend` might not get properly released in case of an exception, because their ownership is not completely transferred to the closing entity.

Issue Links

• links to: GitHub Pull Request #3198