Repair method for mount and XFS file corruption caused by power outage of Linux server

System files are damaged and go into Emergency Repair mode, unable to perform maintenance work

Welcome to Emergency mode! After logging in, type ' JOURNALCTL-XB ' to view system logs, ' systemctl reboot ' to reboot, ' systemctl default ' to try again To boot into default mode.

Give root password for maintenance

Any command executed will have the following (or similar) error

Error getting Authority:error initializing authority:could not connect:no such file or directory (G-io-error-quark, 1)

1, check the running log, found that is the/home directory mount problem

1 #journalctl-XB

2. Exit Log Mode

#q

3. View the information under the LVM partition

#LS -l/dev/mapper

4. View Mount Information

#Cat /etc/fstab

5. Repair Mount Directory

#xfs_repair/dev/mapper/centos-home

6, if the repair failed, please add-l parameter, drink saliva Mo Fang

#xfs_repair-L/dev/mapper/centos-home

7, repair completed, restart the system.

6

The solution is good, can play happily!

Forgive the author, the server network has collapsed, remote not only slag mobile phone photos.

Reference documents

http://chjbg35.blog.163.com/blog/static/130094302018284463941/

Repair method for mount and XFS file corruption caused by power outage of Linux server