danny0405 commented on code in PR #7255:
URL: https://github.com/apache/hudi/pull/7255#discussion_r1027671915
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hudi-client/hudi-spark-client/src/main/java/org/apache/hudi/table/action/commit/UpsertPartitioner.java:
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@@ -372,7 +372,7 @@ protected static long averageBytesPerRecord(HoodieTimeline
commitTimeline, Hoodi
long avgSize = hoodieWriteConfig.getCopyOnWriteRecordSizeEstimate();
long fileSizeThreshold = (long)
(hoodieWriteConfig.getRecordSizeEstimationThreshold() *
hoodieWriteConfig.getParquetSmallFileLimit());
try {
- if (!commitTimeline.empty()) {
+ if (hoodieWriteConfig.getRecordSizeEstimationThreshold() > 0 &&
!commitTimeline.empty()) {
// Go over the reverse ordered commits to get a more recent estimate
of average record size.
Iterator<HoodieInstant> instants =
commitTimeline.getReverseOrderedInstants().iterator();
Review Comment:
> hi, we found that the result of totalBytesWritten/totalRecordsWritten is
small when the last commit, but the next commit record number is very large
Got you, can you explain why the record size estimation from the first
commit so small here ?
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