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Posted to common-issues@hadoop.apache.org by "Giridharan Kesavan (Updated) (JIRA)" <ji...@apache.org> on 2011/12/06 03:17:40 UTC

[jira] [Updated] (HADOOP-7885) fix datanode dir permission in hadoop-conf-setup.sh

     [ https://issues.apache.org/jira/browse/HADOOP-7885?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Giridharan Kesavan updated HADOOP-7885:
---------------------------------------

    Attachment: HADOOP-7885.PATCH

this patch removes the mkdir -p , chmod and chown commands on the datanode dir from the hadoop-setup-conf.sh script and letting the dn to create the datanode dir
                
> fix datanode dir permission in hadoop-conf-setup.sh
> ---------------------------------------------------
>
>                 Key: HADOOP-7885
>                 URL: https://issues.apache.org/jira/browse/HADOOP-7885
>             Project: Hadoop Common
>          Issue Type: Bug
>    Affects Versions: 1.0.0, 1.1.0
>            Reporter: Giridharan Kesavan
>            Assignee: Giridharan Kesavan
>         Attachments: HADOOP-7885.PATCH
>
>
> datanode dir are created by the hadoop setup script and permission is set to 700 by default. When the dfs.datanode.data.dir.perm is set to a diff permission in the hdfs-site then the dn fails with the the following error;
> 2011-12-05 23:50:53,579 WARN org.apache.hadoop.hdfs.server.datanode.DataNode: Invalid directory in dfs.data.dir: Incorrect permission for /var/lib/hadoop/hdfs/datanode, expected: rwxr-x---, while actual: rwx------
> 2011-12-05 23:50:53,581 WARN org.apache.hadoop.hdfs.server.datanode.DataNode: Invalid directory in dfs.data.dir: Incorrect permission for /var/lib/hadoop/hdfs/datanode1, expected: rwxr-x---, while actual: rwx------

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