[HADOOP-16062] Add ability to disable Configuration reload registry

• Type: Improvement
• Status: Patch Available
• Priority: Major
• Resolution: Unresolved
• Labels: pull-request-available
• Assignee: Zoltan Haindrich
• Reporter: Zoltan Haindrich
• Created: 21/Jan/19 15:19
• Updated: 21/Oct/23 17:53

Description

In Hive we see that after an extensive amount of usage there are a lot of Configuration objects not fully reclaimed because of Configuration's REGISTRY weak hashmap.

https://github.com/apache/hadoop/blob/abde1e1f58d5b699e4b8e460cff68e154738169b/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/conf/Configuration.java#L321

Issue Links

• links to: GitHub Pull Request #6128