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Posted to issues@ozone.apache.org by "Mukul Kumar Singh (Jira)" <ji...@apache.org> on 2022/03/02 10:32:00 UTC

[jira] [Resolved] (HDDS-5923) Add DBHandle abstraction over ReferenceCountedDB.

     [ https://issues.apache.org/jira/browse/HDDS-5923?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Mukul Kumar Singh resolved HDDS-5923.
-------------------------------------
    Fix Version/s: 1.3.0
       Resolution: Fixed

> Add DBHandle abstraction over ReferenceCountedDB.
> -------------------------------------------------
>
>                 Key: HDDS-5923
>                 URL: https://issues.apache.org/jira/browse/HDDS-5923
>             Project: Apache Ozone
>          Issue Type: Sub-task
>            Reporter: Mark Gui
>            Assignee: Mark Gui
>            Priority: Major
>              Labels: pull-request-available
>             Fix For: 1.3.0
>
>
> For now the dbhandle for rocksdb instance is referenced counted, after merge rocksdb instances, the dbhandles will be pinned in memory until datanode stops.
> So we introduce an abstract class DBHandle and it will have 2 sub classes:
>  * ReferenceCountedDB
>  * RawDB



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