satishd commented on code in PR #15015:
URL: https://github.com/apache/kafka/pull/15015#discussion_r1429830043
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core/src/main/scala/kafka/server/DelayedRemoteFetch.scala:
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@@ -41,6 +41,10 @@ class DelayedRemoteFetch(remoteFetchTask: Future[Void],
responseCallback: Seq[(TopicIdPartition,
FetchPartitionData)] => Unit)
extends DelayedOperation(fetchParams.maxWaitMs) {
+ if (fetchParams.isFromFollower) {
+ warn(s"The follower should not invoke remote fetch. Fetch params are:
$fetchParams")
Review Comment:
Can we throw an exception instead of throwing a warning message as it should
not have reached here for follower fetch requests?
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