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Posted to issues@hive.apache.org by "Eugene Koifman (JIRA)" <ji...@apache.org> on 2018/03/09 19:08:00 UTC

[jira] [Assigned] (HIVE-18773) Support multiple instances of Cleaner

     [ https://issues.apache.org/jira/browse/HIVE-18773?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Eugene Koifman reassigned HIVE-18773:
-------------------------------------

    Assignee: Eugene Koifman

> Support multiple instances of Cleaner
> -------------------------------------
>
>                 Key: HIVE-18773
>                 URL: https://issues.apache.org/jira/browse/HIVE-18773
>             Project: Hive
>          Issue Type: Improvement
>          Components: Transactions
>            Reporter: Eugene Koifman
>            Assignee: Eugene Koifman
>            Priority: Major
>
> We support multiple Workers by making each Worker update the status of the entry in COMPACTION_QUEUE to make sure only 1 worker grabs it.  Once we have HIVE-18772, Cleaner should not need any state we can easily have  > 1 Cleaner instance by introducing 1 more status type "being cleaned".



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