DL1231 commented on code in PR #20837:
URL: https://github.com/apache/kafka/pull/20837#discussion_r2508450941


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core/src/main/java/kafka/server/share/SharePartition.java:
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@@ -834,7 +840,7 @@ public ShareAcquiredRecords acquire(
                 boolean fullMatch = checkForFullMatch(inFlightBatch, 
firstBatch.baseOffset(), lastOffsetToAcquire);
                 int numRecordsRemaining = maxRecordsToAcquire - acquiredCount;
                 boolean recordLimitSubsetMatch = isRecordLimitMode && 
checkForRecordLimitSubsetMatch(inFlightBatch, maxRecordsToAcquire, 
acquiredCount);
-                if (!fullMatch || inFlightBatch.offsetState() != null || 
recordLimitSubsetMatch) {
+                if (!fullMatch || inFlightBatch.offsetState() != null || 
recordLimitSubsetMatch || inFlightBatch.batchDeliveryCount() >= 2) {

Review Comment:
   For batches with a `deliveryCount >= 3`, we consider that bad records exist 
within the batch. Therefore, depending on the specific situation (such as 
whether there are pending records to be sent), we will determine the sending 
behavior for each record.



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