Hangleton commented on code in PR #13078:
URL: https://github.com/apache/kafka/pull/13078#discussion_r1104284495
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core/src/main/scala/kafka/server/ReplicaManager.scala:
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@@ -264,6 +265,8 @@ class ReplicaManager(val config: KafkaConfig,
leaderPartitionsIterator.count(_.hasLateTransaction(currentTimeMs))
}
+ def producerIdCount: Int =
onlinePartitionsIterator.map(_.producerIdCount).sum
Review Comment:
On multi-tenant clusters, having the breakdown of producer IDs by topic is
important. What is the rationale to expose this metric at an aggregate level
only?
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