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Review request for hive and Ning Zhang. Summary ------- when one hive job has tons of input files, a lot of mappers may fail because of slow initialization. This addresses bug HIVE-2440. https://issues.apache.org/jira/browse/HIVE-2440 Diffs ----- trunk/ql/src/java/org/apache/hadoop/hive/ql/exec/MapOperator.java 1167289 Diff: https://reviews.apache.org/r/1783/diff Testing ------- Thanks, Yongqiang