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Hadoop 2.2.0 在单个Redhat Enterprise Linux 6.4 64bit 虚拟机上
Hadoop 2.2.0 安装路径: /opt/hadoop-2.2.0 Java版本: [steve@bmc opt]$ java -version java version "1.7.0_45" Java(TM) SE Runtime Environment (build 1.7.0_45-b18) Java HotSpot(TM) 64-Bit Server VM (build 24.45-b08, mixed mode) 用于运行Hadoop的用户steve:steve 用steve配置本机无密钥登录(./start-dfs.sh运行时需要): [steve@bmc ~]$ ssh-keygen -t rsa -P "" [steve@bmc ~]$ cat ~/.ssh/id_rsa.pub >> ~/.ssh/authorized_keys [steve@bmc ~]$ chmod 600 ~/.ssh/authorized_keys [steve@bmc ~]$ chmod 600
