[FLINK-3359] Make RocksDB file copies asynchronous

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 1.0.0
• Fix Version/s: 1.0.0
• Component/s: Runtime / State Backends
• Assignee: Aljoscha Krettek
• Reporter: Stephan Ewen
• Created: 07/Feb/16 19:56
• Updated: 12/Feb/16 22:01
• Resolved: 12/Feb/16 22:01

Description

While the incremental backup of the RocksDB files needs to be synchronous, the copying of that file to the backup file system can be fully asynchronous.