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From "liuyang (JIRA)" <j...@apache.org>
Subject [jira] [Created] (HDFS-4343) When storageID of dfs.data.dir of being inconsistent, restart datanode will be failure.
Date Fri, 28 Dec 2012 04:06:12 GMT
liuyang created HDFS-4343:
-----------------------------

             Summary: When storageID of dfs.data.dir of being inconsistent, restart datanode
will be failure.
                 Key: HDFS-4343
                 URL: https://issues.apache.org/jira/browse/HDFS-4343
             Project: Hadoop HDFS
          Issue Type: Bug
          Components: datanode
         Environment: namenode datanode 
            Reporter: liuyang


The dfs.data.dir is configured multi-directories, When the storageID of one directory is different
from other directoried, restore datanode is fail.
Consider this scene, when the history data is not clear, DataNode will read the VERSION of
the history data, But the VERSION is different from the other new data. In this situation,
the DataNode will be quit and restart fail.

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