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Posted to issues@hive.apache.org by "Gopal V (JIRA)" <ji...@apache.org> on 2018/02/09 06:52:01 UTC

[jira] [Assigned] (HIVE-18665) LLAP: Ignore cache-affinity if the LLAP IO elevator is disabled

     [ https://issues.apache.org/jira/browse/HIVE-18665?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Gopal V reassigned HIVE-18665:
------------------------------

    Assignee: Gopal V

> LLAP: Ignore cache-affinity if the LLAP IO elevator is disabled
> ---------------------------------------------------------------
>
>                 Key: HIVE-18665
>                 URL: https://issues.apache.org/jira/browse/HIVE-18665
>             Project: Hive
>          Issue Type: Bug
>          Components: llap
>            Reporter: Gopal V
>            Assignee: Gopal V
>            Priority: Major
>
> SplitLocationProvider removes HDFS locality in LLAP, causing more network traffic when reading file formats which aren't currently cached.
> In the absence of the IO elevator, cache affinity should be disabled.



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