1、适用于
Oracle Database - Enterprise Edition - Version 12.2.0.1 and later
Linux x86-64 RHEL 7.3
安装RAC

2、描述
在执行root.sh脚本的时候报错
2018/08/29 13:11:49 CLSRSC-400: A system reboot is required to continue installing.

This will affect all new installations of Grid Infrastructure 12.2.0.1 on RedHat Linux or Oracle Linux with RedHat Compatible Kernel (RHCK) 7 or later

3、处理方法
先打补丁再安装,如果已经安装，需要删除安装文件后，先打补丁，再进行安装
例如：
$ ./gridSetup.sh -applyOneOffs /u01/patch/25078431/

Preparing the home to patch...

Applying the patch /u01/patch/25078431/...

Successfully applied the patch.

(Any warnings about X11 that are displayed may safely be ignored)

4、参考文档
MOS文档 ID 2284463.1