测试1号机 10.0.0.250测试2号机 10.0.0.251 备注：操作系统Centos7.4测试1号机（10.0.250）[rootcs-app1 ssh]# ssh-keygen #生成公钥Generating public/private rsa key pair.Enter file in which to save the key (/root/.ssh/id_rsa):/root…