
2.安装mysql client (yum install mysql).
3.修改交换内存系统配置,关闭透明大页等.
4.更新和同步hosts文件,每台机器的hosts文件都要有这台新机器的IP.
5.部署jdk1.8至/opt,参考其他机器.
6.配置主节点到新机器的免密SSH.
大功告成!
1、yum install cloudera-manager-daemons cloudera-manager-agent cloudera-manager-server2、cd /opt/cloudera/parcel-repo
(1)将第一部分下载的CDH Parcel文件(CDH-6.2.0-1.cdh6.2.0.p0.967373-el7.parcelCDH-6.2.0-1.cdh6.2.0.p0.967373-el7.parcel.sha256和manifest.json)上传至该目录下
(2)mv CDH-6.2.0-1.cdh6.2.0.p0.967373-el7.parcel.sha256 CDH-6.2.0-1.cdh6.2.0.p0.967373-el7.parcel.sha
(3)chown -R cloudera-scm:cloudera-scm /opt/cloudera/parcel-repo/*
3、将mysql-connector-java-5.1.47-bin.jar文件上传至CM Server节点上的/usr/share/java/目录下并重命名为mysql-connector-java.jar
4、安装 mysql(安装过程略),并创建相应库
mysql>CREATE DATABASE scm DEFAULT CHARACTER SET utf8 DEFAULT COLLATE utf8_general_ci
mysql>CREATE DATABASE amon DEFAULT CHARACTER SET utf8 DEFAULT COLLATE utf8_general_ci
mysql>CREATE DATABASE rman DEFAULT CHARACTER SET utf8 DEFAULT COLLATE utf8_general_ci
mysql>CREATE DATABASE metastore DEFAULT CHARACTER SET utf8 DEFAULT COLLATE utf8_general_ci
mysql>GRANT ALL ON scm.* TO 'scm'@'%' IDENTIFIED BY 'scm'
mysql>GRANT ALL ON amon.* TO 'amon'@'%' IDENTIFIED BY 'amon'
mysql>GRANT ALL ON rman.* TO 'rman'@'%' IDENTIFIED BY 'rman'
mysql>GRANT ALL ON metastore.* TO 'hive'@'%' IDENTIFIED BY 'hive'
mysql>FLUSH PRIVILEGES
mysql数据库与CM Server是同一台主机
执行命令:/opt/cloudera/cm/schema/scm_prepare_database.sh mysql scm scm
mysql数据库与CM Server不在同一台主机上
执行命令:/opt/cloudera/cm/schema/scm_prepare_database.sh mysql -h --scm-host scm scm
5、启动cloudera-scm-server
systemctl start cloudera-scm-server
6、登录页面进行配置
ip:7180
1.自定义安装JDK,并配置环境变量。2.在安装Cloudera Manager时,必须有指定的JDK,一般版本是在http://archive.cloudera.com/cm5/redhat/7/x86_64/cm/5.10.1/RPMS/x86_64/目录下。
3.在图形化界面安装CDH时,不选择安装JDK。
4.安装成功之后,修改所有主机配置中的Java Home Directory。【可以修改Cloudera Manager之外的所有节点JDK版本】
5.Cloudera Manager节点JDK,修改/etc/default/cloudera-scm-agent /etc/default/cloudera-scm-server 文件,添加Java Home Directory,
export JAVA_HOME=/opt/jdk1.8.0_111
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