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From "Brian Bockelman (JIRA)" <j...@apache.org>
Subject [jira] Updated: (HADOOP-4865) Trigger block scans for datanode
Date Sun, 14 Dec 2008 19:53:44 GMT

     [ https://issues.apache.org/jira/browse/HADOOP-4865?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Brian Bockelman updated HADOOP-4865:
------------------------------------

    Attachment: manual_block_scan.patch

First whack at a patch, based on Lei's solution to HADOOP-4763.  Still needs testing.

> Trigger block scans for datanode
> --------------------------------
>
>                 Key: HADOOP-4865
>                 URL: https://issues.apache.org/jira/browse/HADOOP-4865
>             Project: Hadoop Core
>          Issue Type: New Feature
>          Components: dfs
>            Reporter: Brian Bockelman
>         Attachments: manual_block_scan.patch
>
>
> Provide a mechanism to trigger block scans in a datanode upon request.  Support interfaces
for commands sent by the namenode and through the HTTP interface.

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