[CASSANDRA-17471] Provide JMX endpoint for transient full logging of blocking read repairs

• Type: New Feature
• Status: Resolved
• Priority: Normal
• Resolution: Fixed
• Fix Version/s: 4.1-alpha1, 4.1
• Component/s: Observability/Logging
• Change Category: Operability
• Complexity: Low Hanging Fruit
• Platform: All

Source Control Link

https://gitbox.apache.org/repos/asf?p=cassandra.git;a=commit;h=47cac5c49b93d205fa9b3a57ce55470887c5be45

Test and Documentation Plan

No added documentation nor testing needed; JMX endpoint addition for operators

• Assignee: Josh McKenzie
• Reporter: Josh McKenzie

Authors

Josh McKenzie

Reviewers

David Capwell

• Created: 22/Mar/22 15:40
• Updated: 27/May/22 19:24
• Resolved: 13/Apr/22 15:13

Description

While working with live clusters that have elevated blocking read repairs (a not uncommon scenario), it'd be helpful to have the ability to enable full logging of blocking read repairs for a finite amount of time to get insight into what's going on without having to heavily disrupt a cluster with a bounce or config change.