ahuang98 commented on code in PR #17807:
URL: https://github.com/apache/kafka/pull/17807#discussion_r1883093873
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raft/src/main/java/org/apache/kafka/raft/FollowerState.java:
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@@ -37,6 +37,10 @@ public class FollowerState implements EpochState {
private final Set<Integer> voters;
// Used for tracking the expiration of both the Fetch and FetchSnapshot
requests
private final Timer fetchTimer;
+ /* Used to track if we have fetched from the leader at least once since
the transition to follower in this epoch.
+ * If we have not yet fetched from the leader, we may grant PreVotes.
+ */
+ private boolean hasFetchedFromLeader;
Review Comment:
ah gotcha!
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