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From "Andrew Wang (JIRA)" <j...@apache.org>
Subject [jira] [Resolved] (HDFS-5119) Persist CacheManager state in the edit log
Date Fri, 04 Oct 2013 17:47:44 GMT

     [ https://issues.apache.org/jira/browse/HDFS-5119?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel

Andrew Wang resolved HDFS-5119.

          Resolution: Fixed
       Fix Version/s: HDFS-4949
    Target Version/s: HDFS-4949

Committed to branch, thanks again Chris.

> Persist CacheManager state in the edit log
> ------------------------------------------
>                 Key: HDFS-5119
>                 URL: https://issues.apache.org/jira/browse/HDFS-5119
>             Project: Hadoop HDFS
>          Issue Type: Sub-task
>          Components: namenode
>    Affects Versions: HDFS-4949
>            Reporter: Colin Patrick McCabe
>            Assignee: Andrew Wang
>             Fix For: HDFS-4949
>         Attachments: hdfs-5119-1.patch, hdfs-5119-2.patch, hdfs-5119-3.patch, hdfs-5119-4.patch
> CacheManager state should be persisted in the edit log.  At the moment, this state consists
of information about cache pools and cache directives.  It's not necessary to persist any
information about what is cached on the DataNodes at any particular moment, since this changes
all the time.

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