Eclipse下链接DFS出错
Eclipse开发hadoop时报org.apache.hadoop.security.AccessControlException: Permission denied: user=hadoop, access=READ_EXECUTE, inode="system":hadoop:supergroup:rwx-wx-wx错误，解决方法：在hdfs-site.xml 中取消权限校验，即加入以下配置：
<property>
<name>dfs.permissions</name>
<value>false</value>
</property>
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