What should I do if the centos system cannot be booted?

After the centos system is shut down abnormally and started, the partition information will be damaged and the system cannot be entered normally

If it prompts that a certain partition is abnormal, You can enter the root password and press Enter

(Recommended tutorial: centos usage tutorial)

Repair the partition

Then Follow the above tips to repair the problematic partition. fsck /dev/mapper/xxx/x

Then confirm that the system has started to repair. He may have many prompts about partition failures. Just continue repairing

After a few confirmations, return to the original command line as shown in the figure. Indicates that the repair is completed

Restart the system normally and then restart the operating system normally and enter reboot

Related video tutorials Recommended: linux video tutorial

The above is the detailed content of What should I do if the centos system cannot be booted?. For more information, please follow other related articles on the PHP Chinese website!