设定有三台虚拟机,生成密钥后,将密钥保存到hadoop101,再由hadoop101,分发给另外两台虚拟机
#查看是否安转 sudo yum list installed |grep openssh #z输入回车生成密钥 ssh-keygen -t rsa #传递密钥 ssh-copy-id hadoop101 #密钥的分发 scp authorized_keys hadoop103:~/.ssh/

设定有三台虚拟机,生成密钥后,将密钥保存到hadoop101,再由hadoop101,分发给另外两台虚拟机
#查看是否安转 sudo yum list installed |grep openssh #z输入回车生成密钥 ssh-keygen -t rsa #传递密钥 ssh-copy-id hadoop101 #密钥的分发 scp authorized_keys hadoop103:~/.ssh/