kowshik commented on a change in pull request #11390:
URL: https://github.com/apache/kafka/pull/11390#discussion_r814678429
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File path: core/src/main/scala/kafka/server/ReplicaFetcherThread.scala
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@@ -386,11 +397,143 @@ class ReplicaFetcherThread(name: String,
}
/**
- * To avoid ISR thrashing, we only throttle a replica on the follower if
it's in the throttled replica list,
- * the quota is exceeded and the replica is not in sync.
+ * To avoid ISR thrashing, we only throttle a replica on the follower if
it's in the throttled replica list,
+ * the quota is exceeded and the replica is not in sync.
*/
private def shouldFollowerThrottle(quota: ReplicaQuota, fetchState:
PartitionFetchState, topicPartition: TopicPartition): Boolean = {
!fetchState.isReplicaInSync && quota.isThrottled(topicPartition) &&
quota.isQuotaExceeded
}
+ override protected def buildRemoteLogAuxState(partition: TopicPartition,
Review comment:
This method is doing a lot of things, and it is worthwhile thinking
about how to simplify it. In its current form, it is going to be hard to test
it.
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