[FLINK-5895] Reduce logging aggressiveness of FileSystemSafetyNet

• Type: Improvement
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 1.2.0
• Fix Version/s: 1.2.1, 1.3.0
• Component/s: Runtime / Task
• Assignee: Stephan Ewen
• Reporter: Stephan Ewen
• Created: 23/Feb/17 15:16
• Updated: 24/Feb/17 11:30
• Resolved: 24/Feb/17 11:30

Description

The FileSystemSafetyNet logs on info level every time it is created and destroyed. This causes a log flood from the async checkpoint thread, which starts and stops that safety net very often.