rajinisivaram commented on a change in pull request #9382:
URL: https://github.com/apache/kafka/pull/9382#discussion_r534117347
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File path: core/src/main/scala/kafka/server/AbstractFetcherThread.scala
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@@ -669,11 +714,18 @@ abstract class AbstractFetcherThread(name: String,
Option(partitionStates.stateValue(topicPartition))
}
+ /**
+ * Returns current fetch state for each partition assigned to this thread.
This is used to reassign
+ * partitions when thread pool is resized. We return `lastFetchedEpoch=None`
to ensure we go through
Review comment:
Updated.
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