今天小编给大家分享一下CDH4/5集群怎么正确启动和停止的相关知识点，内容详细，逻辑清晰，相信大部分人都还太了解这方面的知识，所以分享这篇文章给大家参考一下，希望大家阅读完这篇文章后有所收获，下面我们一起来了解一下吧。

从事电信机房托管，服务器租用，云主机，雅安服务器托管，主机域名，CDN，网络代维等服务。

Stop:
1.cm webhttp://172.16.102.63:7180/
a.stop Cluster1
b.stop Cloudera Management Service

2.stop agent and server
[root@sh-datascienceresearch-01 ~]# service cloudera-scm-agent stop
[root@sh-datascienceresearch-02 ~]# service cloudera-scm-agent stop
[root@sh-datascienceresearch-03 ~]# service cloudera-scm-agent stop
[root@sh-datascienceresearch-04 ~]# service cloudera-scm-agent stop
[root@sh-datascienceresearch-05 ~]# service cloudera-scm-agent stop

[root@sh-datascienceresearch-01 ~]# service cloudera-scm-server stop

3.stop cm database
sh-datascienceresearch-01.telenav.cn:MySQLadmin:/usr/local/mysql:>service mysql stop

Start:
1.start cm database
sh-datascienceresearch-01.telenav.cn:mysqladmin:/usr/local/mysql:>service mysql start

2.start server and agent
[root@sh-datascienceresearch-01 ~]# service cloudera-scm-server start

###wait 1min

[root@sh-datascienceresearch-01 ~]# service cloudera-scm-agent start
[root@sh-datascienceresearch-02 ~]# service cloudera-scm-agent start
[root@sh-datascienceresearch-03 ~]# service cloudera-scm-agent start
[root@sh-datascienceresearch-04 ~]# service cloudera-scm-agent start
[root@sh-datascienceresearch-05 ~]# service cloudera-scm-agent start

3.cm webhttp://172.16.102.63:7180/
a.start Cluster1
b.start Cloudera Management Service

###假如web界面出现，host等等图表信息读取错误，那么再手工重启 Cluster1 或者 Cloudera Management Service

以上就是“CDH4/5集群怎么正确启动和停止”这篇文章的所有内容，感谢各位的阅读！相信大家阅读完这篇文章都有很大的收获，小编每天都会为大家更新不同的知识，如果还想学习更多的知识，请关注创新互联行业资讯频道。

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