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Incorrect desired split count printed in TezSplitGrouper when run on S3 #76

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Incorrect desired split count printed in TezSplitGrouper when run on S3 #76

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10 changes: 6 additions & 4 deletions tez-mapreduce/src/main/java/org/apache/tez/mapreduce/grouper/TezSplitGrouper.java
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Original file line number Diff line number Diff line change
Expand Up @@ -253,18 +253,20 @@ public List<GroupedSplitContainer> getGroupedSplits(Configuration conf,
* This is a workaround for systems like S3 that pass the same
* fake hostname for all splits.
*/
if (!allSplitsHaveLocalhost) {
desiredNumSplits = newDesiredNumSplits;
}

LOG.info("Desired splits: " + desiredNumSplits + " too large. " +
" Desired splitLength: " + lengthPerGroup +
" Min splitLength: " + minLengthPerGroup +
" New desired splits: " + newDesiredNumSplits +
" Final desired splits: " + desiredNumSplits +
" Final desired splits: " + newDesiredNumSplits +
" All splits have localhost: " + allSplitsHaveLocalhost +
" Total length: " + totalLength +
" Original splits: " + originalSplits.size());

if (!allSplitsHaveLocalhost) {
desiredNumSplits = newDesiredNumSplits;
}

}
}

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