一、前置环境准备 准备三台Linux 主机名 IP node1 192.168.100.100 node2 192.168.100.101 node3 192.168.100.102 配置HOSTS(3台都配置) echo' 192.168.100.100node1 192.168.100.101node2 192.168.100.102node3'>>/etc/hosts 关闭防火墙(3台都配置) sudosystemctlstopfirewalld sudosystemctldisablefirewalld SSH免密码访问(3台相...