[FLINK-5892] Recover job state at the granularity of operator

• Type: New Feature
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 1.3.0
• Component/s: Runtime / State Backends
• Assignee: Guowei Ma
• Reporter: Guowei Ma
• Created: 23/Feb/17 07:07
• Updated: 02/Oct/19 17:48
• Resolved: 28/Apr/17 19:56

Description

JobGraph has no `Operator` info so `ExecutionGraph` can only recovery at the granularity of task.
This leads to the result that the operator of the job may not recover the state from a save point even if the save point has the state of operator.

https://docs.google.com/document/d/19suTRF0nh7pRgeMnIEIdJ2Fq-CcNVt5_hR3cAoICf7Q/edit#.

Issue Links

• links to: GitHub Pull Request #3770
• links to: GitHub Pull Request #3842
• links to: GitHub Pull Request #3843
• links to: GitHub Pull Request #3844