删除oracle环境，保留操作系统（重启动后不必执行oracle-rhel8.sh）,SELINUX要彻底禁用

botang

1. #!/bin/sh
   
2. vim /etc/redhat-release
   
3. systemctl stop mhvtl.target
   
4. systemctl disable mhvtl.target
   
5. rm -rf /etc/obconfig
   
6. rm -rf /etc/oracle
   
7. rm -rf /etc/oragchomelist
   
8. rm -rf /etc/oraInst.loc
   
9. rm -rf /etc/oratab
   
10. rm -rf /etc/rc.d/init.d/gcstartup
    
11. rm -rf /etc/rc.d/init.d/lockgcstartup
    
12. rm -rf /etc/rc.d/init.d/ohasd
    
13. rm -rf /etc/rc.d/init.d/init.ohasd
    
14. rm -rf /etc/rc.d/init.d/observiced
    
15. rm -rf /etc/rc.d/init.d/unlockgcstartup
    
16. vim /home/oracle/.bash_profile
    
17. for i in {6..15}; do  dd if=/dev/zero of=/dev/raw/raw$i bs=1G count=2 ; done
    
18. rm -rf /opt/mhvtl
    
19. rm -rf /u01/
    
20. rm  -rf   /usr/etc/ob
    
21. rm -rf   /usr/local/oracle/backup
    
22. reboot
    

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