[FLINK-19013] Log start/end of state restoration

• Type: Improvement
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 1.12.1, 1.13.0
• Component/s: Runtime / State Backends
• Labels: pull-request-available
• Assignee: Yun Tang
• Reporter: Chesnay Schepler
• Created: 21/Aug/20 08:58
• Updated: 23/Dec/20 03:50
• Resolved: 17/Dec/20 13:23

Description

State restoration can take a significant amount of time if the state is large enough, or in special cases like FLINK-19008.

It would be useful for debugging if we'd log the start/end of RestoreOperation#restore.

Issue Links

• links to: GitHub Pull Request #14394