服务器之间ssh免密钥登录

1.生成公钥和私钥

ssh-keygen -t rsa

2. copy公钥到指定机器上

vim /etc/hosts

192.168.110.128 hadoop102
192.168.110.130 hadoop103
192.168.110.131 hadoop104

ssh-copy-id -i /root/.ssh/id_rsa.pub root@192.168.110.131

参考资料：https://blog.csdn.net/timchen525/article/details/75579611?locationnum=9&fps=1

 

来源：CSDN

作者：houjibofa2050

链接：https://blog.csdn.net/u011243684/article/details/104089800