Call From localhost.localdomain/127.0.0.1 to localhost:40984
hadoop2.2 :
錯誤原因:datanode 主機名設定的不對
解決:
錯誤原因:datanode 主機名設定的不對
解決:
hadoop dfsadmin -report 先檢視datanode狀態和主機名
在datanode修改hostname
/etc/sysconfig/network
然後重啟
/etc/rc.d/init.d/network restart
再次執行 OK
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