Hadoop单机伪分布式搭建

1：首先去下载Hadoop安装包 2：安装hadoop           tar -zxvf hadoop-2.7.5.tar.gz -C /opt 3:配置/etc/hosts         vim /etc/hosts 注：要保证IP在同一个网段 4:配置hadoop        cd /opt/hadoop-2.7.5/etc/hadoop       vim hadoop-env.s

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