操作系统:CentOS 6.2
虚拟机:VMWare 8.0
第一步(Master与Slave都需要做):
用root登陆,建立hadoop用户
useradd hadoop
passwd hadoop
输入密码
su - hadoop
ssh-keygen -t rsa(一路回车)
第二步(Master):
scp -r id_rsa.pub hadoop@slave机器IP:/home/hadoop/.ssh/authorized_keys
cat id_rsa.pub >> authorized_keys
第二步(Slave):
scp -r id_rsa.pub hadoop@Master机器IP:/home/hadoop/.ssh/authorized_keys
cat id_rsa.pub >> authorized_keys
完成!
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