Hadoop 格式化namenode错误:FATAL namenode.NameNode: Exception innamenode join 解决办法

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Hadoop 格式化namenode错误:FATAL namenode.NameNode: Exception innamenode join

RROR namenode.NameNode: java.io.IOException: Cannot create directory /export/home/dfs/name/current
ERROR namenode.NameNode: java.io.IOException: Cannot remove current directory: /usr/local/hadoop/hdfsconf/name/current
原因是 没有设置 /usr/hadoop/tmp 的权限没有设置, 将之改为:

#chown –R root:root /lihong/hadoop-2.2.0/tmp

#chmod -R a+w/lihong/hadoop-2.2.0/tmp


经测试有效

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