[KAFKA-17016] Align the behavior of GaugeWrapper and MeterWrapper

• Type: Bug
• Status: Resolved
• Priority: Minor
• Resolution: Fixed
• Fix Version/s: 3.9.0
• Assignee: PoAn Yang
• Reporter: Chia-Ping Tsai
• Created: 21/Jun/24 11:32
• Updated: 10/Jul/24 07:26
• Resolved: 10/Jul/24 07:26

Description

MeterWrapper [0] can auto-recreate the removed metrics, but GaugeWrapper [1] can't. We should align the behavior in order to avoid potential bugs.

[0] https://github.com/apache/kafka/blob/9b5b434e2a6b2d5290ea403fc02859b1c523d8aa/core/src/main/scala/kafka/server/KafkaRequestHandler.scala#L261
[1] https://github.com/apache/kafka/blob/9b5b434e2a6b2d5290ea403fc02859b1c523d8aa/core/src/main/scala/kafka/server/KafkaRequestHandler.scala#L286

Issue Links

• blocks: KAFKA-16972 Move `BrokerTopicStats` and `BrokerTopicMetrics` to `org.apache.kafka.storage.log.metrics` (storage module)
• links to: GitHub Pull Request #16426