Grub Rescue and Demo

Linux rescue mode is widely used for Linux when it encounters some configuration files such as kernel problem/fstab and disk fsck error, which can cause the system not to start.

Experimental Description: A computer is not accepted by the computer system because of the Xen kernel and selinux conflicts, and cannot be started

2. Open the virtual machine, we will find that the third line has a "Rescue installed System" Rescue mode click to enter. Then go to the Select language interface.

   
   

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10. Setup networking This message asks if you want to link the network, according to your personal needs and then click "Yes" or "NO"

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16. Click Continue

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22. 
    

24. Important, the middle tip is to mount to the/mnt/sysimage directory file, then we remember the middle "chroot/mnt/sysimage" and then click OK to enter as

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32. Go into the shell start shell and click OK

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38. Use "Chroot/mnt/sysimage"

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Installing Grub,grub-install--root-directory=root/dev/disk

Grub

grub> Root (hd#,#)

grub> Setup (hd#)

[Email protected] ~]# Grub-install--root-direcory=//DEV/SDA

Then sync, exit exit, restart reboot, and enter the mode you've already rescued.

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This article is from the "hard disk partition Logical Volume" blog, so be sure to keep this source http://10442897.blog.51cto.com/10432897/1691570

Grub Rescue and demos