摘要： Hadoop版本为1.2.1Distribution为Fedora19并使用hadoop账号安装第一步：配置ssh本地登录证书（虽然为伪分布模式，Hadoop依然会使用SSH进行通信）[hadoop@promote ~]$ which ssh/usr/bin/ssh[hadoop@promote ~]$ which ssh-keygen/usr/bin/ssh-keygen[hadoop@promote ~]$ which sshd/usr/sbin/sshd[hadoop@promote ~]$ ssh-keygen -t rsa然后一路回车Generating public/private 阅读全文