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https://issues.apache.org/jira/browse/HDFS-2831?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13966243#comment-13966243
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J.Andreina commented on HDFS-2831:
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Thanks everyone for explaining. I got the difference. I too agree with your
point.
> Description of dfs.namenode.name.dir should be changed
> -------------------------------------------------------
>
> Key: HDFS-2831
> URL: https://issues.apache.org/jira/browse/HDFS-2831
> Project: Hadoop HDFS
> Issue Type: Improvement
> Components: namenode
> Affects Versions: 0.21.0, 0.23.0
> Environment: NA
> Reporter: J.Andreina
> Priority: Minor
> Fix For: 0.24.0
>
>
> {noformat}
> <property>
> <name>dfs.namenode.name.dir</name>
> <value>file://${hadoop.tmp.dir}/dfs/name</value>
> <description>Determines where on the local filesystem the DFS name node
> should store the name table(fsimage). If this is a comma-delimited list
> of directories then the name table is replicated in all of the
> directories, for redundancy. </description>
> </property>
> {noformat}
> In the above property the description part is given as "Determines where on
> the local filesystem the DFS name node should store the name table(fsimage).
> " but it stores both name table(If nametable means only fsimage) and edits
> file.
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