Dongwook Kwon created MAPREDUCE-6105: ----------------------------------------
Summary: Inconsistent configuration in property mapreduce.reduce.shuffle.merge.percent Key: MAPREDUCE-6105 URL: https://issues.apache.org/jira/browse/MAPREDUCE-6105 Project: Hadoop Map/Reduce Issue Type: Improvement Affects Versions: 2.4.1, 2.4.0 Reporter: Dongwook Kwon Priority: Trivial Similar to MAPREDUCE-5906, In MergeManagerImpl.java, the default value of MRJobConfig.SHUFFLE_MERGE_PERCENT(mapreduce.reduce.shuffle.merge.percent) should be 0.66 According to official doc. https://hadoop.apache.org/docs/current/hadoop-mapreduce-client/hadoop-mapreduce-client-core/mapred-default.xml {code} this.mergeThreshold = (long)(this.memoryLimit * jobConf.getFloat(MRJobConfig.SHUFFLE_MERGE_PERCENT, 0.90f)); {code} -- This message was sent by Atlassian JIRA (v6.3.4#6332)