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From "Colin Patrick McCabe (JIRA)" <j...@apache.org>
Subject [jira] [Assigned] (HDFS-5119) Persist CacheManager state in the edit log
Date Wed, 21 Aug 2013 22:29:51 GMT

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

Colin Patrick McCabe reassigned HDFS-5119:

    Assignee: Colin Patrick McCabe
> 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: Colin Patrick McCabe
> 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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