chia7712 commented on code in PR #20358:
URL: https://github.com/apache/kafka/pull/20358#discussion_r2310172351
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clients/src/main/java/org/apache/kafka/clients/producer/internals/RecordAccumulator.java:
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@@ -514,7 +514,12 @@ public int splitAndReenqueue(ProducerBatch bigBatch) {
// the split doesn't happen too often.
CompressionRatioEstimator.setEstimation(bigBatch.topicPartition.topic(),
compression.type(),
Math.max(1.0f, (float)
bigBatch.compressionRatio()));
- Deque<ProducerBatch> dq = bigBatch.split(this.batchSize);
+ int targetSplitBatchSize = this.batchSize;
+
+ if (bigBatch.isSplitBatch()) {
+ targetSplitBatchSize = Math.max(bigBatch.maxRecordSize,
bigBatch.estimatedSizeInBytes() / 2);
Review Comment:
Out of curiosity, what happens if the single-record batch is still larger
than `message.max.bytes`?
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