[jira] Created: (HADOOP-1992) Sort validation is taking considerably longer than before

[Mukund Madhugiri (JIRA)]

Sort validation is taking considerably longer than before
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                 Key: HADOOP-1992
                 URL: https://issues.apache.org/jira/browse/HADOOP-1992
             Project: Hadoop
          Issue Type: Bug
          Components: mapred
    Affects Versions: 0.15.0
         Environment: Linux
            Reporter: Mukund Madhugiri
            Priority: Blocker


Sort validation has slowed down compared to previous benchmark runs

Here are the data points:
20 nodes: 0.39hr -> 1.36hr
100 nodes: 0.44hr -> 1.39hr
500 nodes: 0.56hr -> 1.41hr

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