修改集群IP
通过统一修改各集群节点的hosts文件来实现IP迁移
127.0.0.1 localhost localhost.localdomain localhost4 localhost4.localdomain4 # ::1 localhost localhost.localdomain localhost6 localhost6.localdomain6 ##start user defiend### 192.168.30.105 elastic-node1 192.168.30.110 elastic-node2 192.168.30.110 mysql-node1 192.168.30.110 redis-node1 192.168.30.105 zookeeper-node1 192.168.30.110 zookeeper-node2 192.168.30.105 kafka-node1 192.168.30.110 kafka-node2 192.168.30.105 flink-node1 192.168.30.110 flink-node2 192.168.30.110 nginx-node1 192.168.30.110 Tlog-node1 ####end user defiend######