[GitHub] [kafka] jolshan commented on a diff in pull request #12487: KAFKA-14140: Ensure an offline or in-controlled-shutdown replica is not eligible to join ISR in ZK mode

[GitBox]

jolshan commented on code in PR #12487:
URL: https://github.com/apache/kafka/pull/12487#discussion_r941598423


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core/src/main/scala/kafka/cluster/Partition.scala:
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@@ -881,11 +881,14 @@ class Partition(val topicPartition: TopicPartition,
   private def isReplicaIsrEligible(followerReplicaId: Int): Boolean = {
     metadataCache match {
       // In KRaft mode, only replicas which are not fenced nor in controlled 
shutdown are
-      // allowed to join the ISR. This does not apply to ZK mode.
+      // allowed to join the ISR. In ZK mode, we just ensure the broker is 
alive and not shutting down.

Review Comment:
   Ah my comment is slightly different in the latest commit. Let me know if I 
should change it



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