cm 升级

1.         下载cm和cdh安装包

http://archive.cloudera.com/cdh5/parcels/5.13/ http://archive-primary.cloudera.com/cm5/redhat/6/x86_64/cm/5.13.0/ 下载以后替换yum以前版本的镜像，可参考cdh安装文档

2.         关闭server 和 agent服务

#service cloudera-scm-agent stop # service cloudera-scm-server stop

3.         查看cm安装包

# yum list installed|grep cloudera-manager 或者 # rpm -qa |grep cloudera-manager

4.         备份数据库

# mysqldump  -ucmf  -p123456  cmf  >  scm_server_db_backup.bak

5.         卸载安装包

# rpm -qa |grep cloudera-manager |xargs rpm –e # yum clean all

6.         清理残留文件信息

#rm -rf /var/log/cloudera-scm-* #rm -rf /var/run/cloudera-scm-*

7.         查看进程

# lsof |grep cloudera-scm-agent

8.         Kill 掉进程

#lsof |grep cloudera-scm-agent|xargs kill -9

9.         server安装

#yum install cloudera-manager-daemons cloudera-manager-server  -y

10.     agent安装

#yum install cloudera-manager-agent cloudera-manager-daemons  -y

11.     每一个agent指定server

# sed -i "s/server_host=localhost/server_host=cre7/g" /etc/cloudera-scm-agent/config.ini

12.     启动server

# service cloudera-scm-server start

13.     启动agent

#service cloudera-scm-agent start