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Posted to issues@hive.apache.org by "Gunther Hagleitner (JIRA)" <ji...@apache.org> on 2015/02/27 10:36:05 UTC

[jira] [Updated] (HIVE-9810) prep object registry for multi threading

     [ https://issues.apache.org/jira/browse/HIVE-9810?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Gunther Hagleitner updated HIVE-9810:
-------------------------------------
    Summary: prep object registry for multi threading  (was: LLAP: prep object registry for multi threading)

> prep object registry for multi threading
> ----------------------------------------
>
>                 Key: HIVE-9810
>                 URL: https://issues.apache.org/jira/browse/HIVE-9810
>             Project: Hive
>          Issue Type: Sub-task
>            Reporter: Gunther Hagleitner
>            Assignee: Gunther Hagleitner
>         Attachments: HIVE-9810.1.patch
>
>
> The object registry relies on the fact that only one thread at a time is active in a container. With llap that's not the case. There's multiple threads that will try to generate the same cache object at the time, etc.



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