junrao commented on code in PR #21379:
URL: https://github.com/apache/kafka/pull/21379#discussion_r2805377490
##########
storage/src/main/java/org/apache/kafka/storage/internals/log/Cleaner.java:
##########
@@ -169,9 +176,17 @@ public Map.Entry<Long, CleanerStats> doClean(LogToClean
cleanable, long currentT
log.name(), new Date(cleanableHorizonMs), new
Date(legacyDeleteHorizonMs));
CleanedTransactionMetadata transactionMetadata = new
CleanedTransactionMetadata();
+ double sizeRatio =
segmentOverflowPartitions.getOrDefault(log.topicPartition(), 1.0);
+ if (sizeRatio != 1.0) {
+ logger.info("Partition {} has overflow history. " + "Reducing
effective segment size to {}% for this round.",
+ log.topicPartition(), sizeRatio * 100);
+ }
+
+ int effectiveMaxSize = (int) (log.config().segmentSize() * sizeRatio);
+
List<List<LogSegment>> groupedSegments = groupSegmentsBySize(
log.logSegments(0, endOffset),
- log.config().segmentSize(),
+ effectiveMaxSize,
Review Comment:
Yes, we will still want to group the segments.
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