问题描述
安装CDH时出现主机运行不良的提示:

查看日志tail -100 /var/lib/cloudera-scm-agent cloudera-scm-agent.log
发现
Error, CM server guid updated, expected 52d0d6ec-debc-4ba3-931a-2393718ba0f7, received 163a18a5-3123-4ffe-ba47-c4334f29b60e
找到cm_guid这个文件所在的目录并删除
[root@namenode1 ~]$ sudo find / -name cm_guid
/var/lib/cloudera-scm-agent/cm_guid
[root@namenode1 ~]$ sudo rm /var/lib/cloudera-scm-agent/cm_guid
rm: remove regular file ‘/var/lib/cloudera-scm-agent/cm_guid’? y
重新启动agentservice cloudera-scm-agent restart
运行正常:

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