hadoop集群安装

1.下载hadoop-2.6.0.tar.gz，进入/usr,而后解压hadoop的jar包，将解压后的目录名为hadoop,建立临时文件目录tmpnode (1)cd /usrapp (2)tar zxvf hadoop-2.6.0.tar.gzoop (3)mv hadoop-2.6.0 hadoopthis (4)mkdir tmpspa (5)vi /etc/profile  orm  

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