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Posted to issues@hive.apache.org by "Vaibhav Gumashta (JIRA)" <ji...@apache.org> on 2018/03/06 23:14:00 UTC

[jira] [Updated] (HIVE-18840) CachedStore: Prioritize loading of recently accessed tables during prewarm

     [ https://issues.apache.org/jira/browse/HIVE-18840?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Vaibhav Gumashta updated HIVE-18840:
------------------------------------
    Issue Type: Sub-task  (was: Bug)
        Parent: HIVE-16520

> CachedStore: Prioritize loading of recently accessed tables during prewarm
> --------------------------------------------------------------------------
>
>                 Key: HIVE-18840
>                 URL: https://issues.apache.org/jira/browse/HIVE-18840
>             Project: Hive
>          Issue Type: Sub-task
>          Components: Metastore
>    Affects Versions: 3.0.0
>            Reporter: Vaibhav Gumashta
>            Assignee: Vaibhav Gumashta
>            Priority: Major
>
> On clusters with large metadata, prewarming the cache can take several hours. Now that CachedStore does not block on prewarm anymore (after HIVE-18264), we should prioritize loading of recently accessed tables during prewarm.



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