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https://issues.apache.org/jira/browse/KAFKA-20679?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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David Jacot updated KAFKA-20679:
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Priority: Blocker (was: Minor)
> Remove deprecated Yammer-based group coordinator metrics
> --------------------------------------------------------
>
> Key: KAFKA-20679
> URL: https://issues.apache.org/jira/browse/KAFKA-20679
> Project: Kafka
> Issue Type: Improvement
> Components: group-coordinator, metrics
> Reporter: Nick Guo
> Assignee: Nick Guo
> Priority: Blocker
> Fix For: 5.0.0
>
>
> [KIP-1301|https://cwiki.apache.org/confluence/x/Z5U8G] deprecated several
> Yammer-based group coordinator metrics in Kafka 4.4 and introduced equivalent
> Kafka Metrics replacements. This issue tracks removing the deprecated Yammer
> metrics in Kafka 5.0.
> Deprecated metrics to remove:
> * kafka.coordinator.group:type=GroupMetadataManager,name=NumGroups
> * kafka.coordinator.group:type=GroupMetadataManager,name=NumOffsets
> *
> kafka.coordinator.group:type=GroupMetadataManager,name=NumGroupsPreparingRebalance
> *
> kafka.coordinator.group:type=GroupMetadataManager,name=NumGroupsCompletingRebalance
> * kafka.coordinator.group:type=GroupMetadataManager,name=NumGroupsStable
> * kafka.coordinator.group:type=GroupMetadataManager,name=NumGroupsDead
> * kafka.coordinator.group:type=GroupMetadataManager,name=NumGroupsEmpty
> Replacement Kafka Metrics:
> *
> kafka.server:type=group-coordinator-metrics,name=group-count,protocol=classic
> * kafka.server:type=group-coordinator-metrics,name=offset-count
> *
> kafka.server:type=group-coordinator-metrics,name=classic-group-count,state=\{PreparingRebalance|CompletingRebalance|Stable|Dead|Empty}
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