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fix(state): trim noisy WARN in RemovedPartitionState to topic-partition + size + epoch #918

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Vishal Kumar Singh (singhvishalkr) wants to merge 1 commit into
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fix(state): trim noisy WARN in RemovedPartitionState to topic-partition + size + epoch #918

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14 changes: 12 additions & 2 deletions ...onsumer-core/src/main/java/io/confluent/parallelconsumer/state/RemovedPartitionState.java
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Original file line number Diff line number Diff line change
Expand Up @@ -64,8 +64,18 @@ public TopicPartition getTp() {

@Override
public void maybeRegisterNewPollBatchAsWork(@NonNull EpochAndRecordsMap<K, V>.RecordsAndEpoch recordsAndEpoch) {
// no-op
log.warn("Dropping polled record batch for partition no longer assigned. WC: {}", recordsAndEpoch);
// no-op -- the partition is no longer assigned to this consumer, so the polled batch is dropped.
// Keep WARN concise (topic-partition + size + epoch) so it stays readable when many partitions are
// dropped at once (e.g. during rebalances) and isn't truncated by downstream log tooling. The full
// RecordsAndEpoch (which can be large) is emitted separately at DEBUG for detailed troubleshooting.
// See https://github.com/confluentinc/parallel-consumer/issues/631
log.warn("Dropping polled record batch for partition no longer assigned: {} ({} records, epoch {})",
recordsAndEpoch.getTopicPartition(),
recordsAndEpoch.getRecords().size(),
recordsAndEpoch.getEpochOfPartitionAtPoll());
if (log.isDebugEnabled()) {
log.debug("Full dropped batch for {}: {}", recordsAndEpoch.getTopicPartition(), recordsAndEpoch);
}
}

/**
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