[FLINK-20510] Enable log4j2 monitor interval by default

• Type: Improvement
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 1.12.1, 1.13.0
• Component/s: Runtime / Configuration
• Labels: pull-request-available
• Release Note: The Log4j support for updating the Log4j configuration at runtime has been enabled by default. The configuration files are checked for changes every 30 seconds.
• Assignee: Chesnay Schepler
• Reporter: Chesnay Schepler
• Created: 07/Dec/20 10:57
• Updated: 07/Dec/20 20:07
• Resolved: 07/Dec/20 20:07

Description

Log4j2 has a feature where the configuration can be updated at runtime, but it needs the monitorInterval to be configured in the log4j configuration file.
We should enable this by default.

Issue Links

• links to: GitHub Pull Request #14321