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Posted to issues@hive.apache.org by "Gopal V (JIRA)" <ji...@apache.org> on 2016/08/26 04:16:20 UTC

[jira] [Updated] (HIVE-14648) LLAP: Avoid private pages in the SSD cache

     [ https://issues.apache.org/jira/browse/HIVE-14648?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Gopal V updated HIVE-14648:
---------------------------
    Attachment: HIVE-14648.1.patch

> LLAP: Avoid private pages in the SSD cache
> ------------------------------------------
>
>                 Key: HIVE-14648
>                 URL: https://issues.apache.org/jira/browse/HIVE-14648
>             Project: Hive
>          Issue Type: Bug
>          Components: llap
>    Affects Versions: 2.2.0
>            Reporter: Gopal V
>            Assignee: Gopal V
>            Priority: Blocker
>             Fix For: 2.2.0
>
>         Attachments: HIVE-14648.1.patch
>
>
> There's no reason for the SSD cache to have private mappings to the cache file, there's only one reader and the memory overheads aren't worth it.



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