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From "Eli Collins (Updated) (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HDFS-2308) NamenodeProtocol.endCheckpoint is vestigial and can be removed
Date Tue, 01 Nov 2011 02:02:33 GMT

     [ https://issues.apache.org/jira/browse/HDFS-2308?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel

Eli Collins updated HDFS-2308:

    Attachment: hdfs-2308-2.patch

Thanks for taking a loog. Good point, endCheckpoint can take the read lock now. Punting on
#2, can do this optimization in the future if necessary.  
> NamenodeProtocol.endCheckpoint is vestigial and can be removed
> --------------------------------------------------------------
>                 Key: HDFS-2308
>                 URL: https://issues.apache.org/jira/browse/HDFS-2308
>             Project: Hadoop HDFS
>          Issue Type: Improvement
>          Components: name-node
>    Affects Versions: 0.24.0
>            Reporter: Aaron T. Myers
>            Assignee: Eli Collins
>         Attachments: hdfs-2308-1.patch, hdfs-2308-1.patch, hdfs-2308-2.patch
> Post HDFS-1073, this method is now a no-op. All it does currently is validate the CheckpointSignature
provided, but does nothing to mutate NN state.

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