ableegoldman commented on a change in pull request #10985:
URL: https://github.com/apache/kafka/pull/10985#discussion_r665767593
##########
File path:
clients/src/main/java/org/apache/kafka/clients/consumer/internals/AbstractStickyAssignor.java
##########
@@ -122,6 +131,13 @@ private boolean allSubscriptionsEqual(Set<String>
allTopics,
// If the current member's generation is higher, all the
previously owned partitions are invalid
if (memberData.generation.isPresent() &&
memberData.generation.get() > maxGeneration) {
membersWithOldGeneration.addAll(membersOfCurrentHighestGeneration);
+
+ allPreviousPartitionsToOwner.clear();
+ partitionsWithMultiplePreviousOwners.clear();
+ for (String droppedOutConsumer : membersWithOldGeneration)
{
+
consumerToOwnedPartitions.get(droppedOutConsumer).clear();
+ }
Review comment:
Mm good catch
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