fatal error -- couldn't initialize XFS library

admin

xfs_repair: /dev/mapper/centos-root contains a mounted filesystem
' Z8 R/ H6 t4 H/ e. z+ k8 H, P+ J$ HUnmount or use the dangerous (-d) option to repair a read-only mounted filesystem

' R/ y# n( K: Z# K" ifatal error -- couldn't initialize XFS library
/ }0 u% M7 |  |$ _) ^8 c9 N

admin

需要umount /dev/mapper/centos-root 目录后，在执行命令即可。