1、停止集群
systemctl stop cloudera-scm-server
systemctl stop cloudera-scm-agnet
修改下列配置文件下的主机名(永久修改):
/etc/hosts
/etc/hostname
/etc/sysconfig/network
临时修改主机名(避免重启):
hostname cdh01
hostname cdh02
hostname cdh03
/etc/cloudera-scm-agent/config.ini
scm数据库 HOSTS表
修改前:
修改后:
metastore数据库 DBS、SDS
修改前
修改后: