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Posted to dev@tajo.apache.org by "Jinho Kim (JIRA)" <ji...@apache.org> on 2013/07/18 03:54:48 UTC

[jira] [Work started] (TAJO-84) Task scheduling with considering disk load balance

     [ https://issues.apache.org/jira/browse/TAJO-84?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Work on TAJO-84 started by Jinho Kim.

> 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
>            Assignee: Jinho Kim
>
> 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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