[
https://issues.apache.org/jira/browse/KAFKA-19899?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=18040820#comment-18040820
]
Anton Vasanth edited comment on KAFKA-19899 at 11/26/25 1:19 PM:
-----------------------------------------------------------------
yes [~dajac], will submit the PR soon
was (Author: JIRAUSER311269):
yes [~dajac], will submit the pr soon
> Bumping group epoch when member regex subscription changes from non empty to
> empty
> ----------------------------------------------------------------------------------
>
> Key: KAFKA-19899
> URL: https://issues.apache.org/jira/browse/KAFKA-19899
> Project: Kafka
> Issue Type: Bug
> Reporter: Dongnuo Lyu
> Assignee: Anton Vasanth
> Priority: Blocker
> Fix For: 4.2.0
>
>
> In `GroupMetadataManager#maybeUpdateRegularExpressions`,
> `updateRegularExpressionsResult` is set to REGEX_UPDATED if the updated
> [member regex subscription
> text|https://github.com/apache/kafka/blob/trunk/group-coordinator/src/main/java/org/apache/kafka/coordinator/group/modern/consumer/ConsumerGroupMember.java#L64]
> is empty and the current member's is not empty, which [doesn't trigger a
> group epoch
> bump|https://github.com/apache/kafka/blob/trunk/group-coordinator/src/main/java/org/apache/kafka/coordinator/group/GroupMetadataManager.java#L2376-L2386]
> later in `consumerGroupHeartbeat`.
> We should fix it by returning REGEX_UPDATED_AND_RESOLVED in this case.
--
This message was sent by Atlassian Jira
(v8.20.10#820010)
