接上一篇：linux CentOS7最小化安装环境静默安装Oracle11GR2数据库（修改配置文件_06）

执行安装前的准备工作：
创建ORACLE实例前提，准备下面6项工作

序号	说明	链接
①	安装操作系统	https://blog.csdn.net/weixin_40816738/article/details/104454497
②	安装常用工具	https://blog.csdn.net/weixin_40816738/article/details/104456997
③	安装依赖包	https://blog.csdn.net/weixin_40816738/article/details/104455834
④	oracle基础配置	https://blog.csdn.net/weixin_40816738/article/details/104458052
⑤	上传安装包并解压	https://blog.csdn.net/weixin_40816738/article/details/104460119
⑥	修改配置文件	https://gblfy.blog.csdn.net/article/details/104460272

切换到解压的安装包目录：

cd /data/u01/software/database/

执行：

./runInstaller -silent -responseFile /home/oracle/response/db_install.rsp -ignorePrereq

已开始安装；等待安装成功；

安装成功日志：

[WARNING] [INS-32055] The Central Inventory is located in the Oracle base.CAUSE: The Central Inventory is located in the Oracle base.ACTION: Oracle recommends placing this Central Inventory in a location outside the Oracle base directory.
You can find the log of this install session at:/data/u01/app/oracle/inventory/logs/installActions2020-02-23_04-26-14PM.log
The following configuration scripts need to be executed as the "root" user. #!/bin/sh #Root scripts to run/data/u01/app/oracle/inventory/orainstRoot.sh
/data/u01/app/oracle/product/11.2.0/dbhome_1/root.sh
To execute the configuration scripts:1. Open a terminal window 2. Log in as "root" 3. Run the scripts 4. Return to this window and hit "Enter" key to continue Successfully Setup Software.

软件安装成功，sqlplus试一下是否进去，可以进去，只是没有实例。

sqlplus / as sysdba

安装后操作，按照要求执行脚本
打开新的终端，以root身份登录，执行脚本：

/data/u01/app/oracle/inventory/orainstRoot.sh
/data/u01/app/oracle/product/11.2.0/dbhome_1/root.sh

[root@localhost ~]# /data/u01/app/oracle/inventory/orainstRoot.sh
Changing permissions of /data/u01/app/oracle/inventory.
Adding read,write permissions for group.
Removing read,write,execute permissions for world.Changing groupname of /data/u01/app/oracle/inventory to oinstall.
The execution of the script is complete.
[root@localhost ~]# /data/u01/app/oracle/product/11.2.0/dbhome_1/root.sh
Check /data/u01/app/oracle/product/11.2.0/dbhome_1/install/root_localhost.localdomain_2020-02-23_18-30-01.log for the output of root script

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