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From "Hyunsik Choi (JIRA)" <j...@apache.org>
Subject [jira] [Created] (TAJO-84) Task scheduling with considering disk load balance
Date Fri, 12 Jul 2013 03:00:46 GMT
Hyunsik Choi created TAJO-84:
--------------------------------

             Summary: Task scheduling with considering disk load balance
                 Key: TAJO-84
                 URL: https://issues.apache.org/jira/browse/TAJO-84
             Project: Tajo
          Issue Type: Improvement
            Reporter: Hyunsik Choi


After HDFS-3672, HDFS namenode provides not only block locations but also disk locations.
With this information, Tajo can make scheduling decision with considering both locality and
disk load balancing. It will improve query performance. 

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