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From "Colin Patrick McCabe (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HDFS-7648) Verify that HDFS blocks are in the correct datanode directories
Date Tue, 15 Mar 2016 18:37:34 GMT

     [ https://issues.apache.org/jira/browse/HDFS-7648?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Colin Patrick McCabe updated HDFS-7648:
---------------------------------------
    Summary: Verify that HDFS blocks are in the correct datanode directories  (was: Verify
the datanode directory layout)

> Verify that HDFS blocks are in the correct datanode directories
> ---------------------------------------------------------------
>
>                 Key: HDFS-7648
>                 URL: https://issues.apache.org/jira/browse/HDFS-7648
>             Project: Hadoop HDFS
>          Issue Type: Bug
>          Components: datanode
>            Reporter: Tsz Wo Nicholas Sze
>            Assignee: Rakesh R
>         Attachments: HDFS-7648-3.patch, HDFS-7648-4.patch, HDFS-7648-5.patch, HDFS-7648.patch,
HDFS-7648.patch
>
>
> HDFS-6482 changed datanode layout to use block ID to determine the directory to store
the block.  We should have some mechanism to verify it.  Either DirectoryScanner or block
report generation could do the check.



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