现象
[ 2.430354
] sd 0：0：0：0：
[sda
] Assuming drive cache：
write through
[ 3.852S62
] XFS
(dm-0
)： Metadata corruption detected at xfs_agi_write_verify+8xb5/0
>«:0
[xfs
]> xfs
_agi block 0xl?7f002
[ 3.852991
] XFS
(dm-0
): Unmount and run xfs_repair
[ 3.853004
] XFS
(dm-0
)： First 64 bytes of corrupted metadata buffer：
[ 3.053019
] ffff9bef?5d3a6的：58 41 4? 49 00 00 00 01 00 00 00 01 00 2e fe 00 XAGI
........................
[ 3.053039
] ffff9bef?5d3a610: 00 00 48 00 00 01 3d 16 00 00 00 02 00 00 00 8d
........
[ 3.0530591 ffff9bef?5d3a620： 00 0a 5b 40 ff ff ff ff ff ff ff ff ff ff ff ff ••
[(?
......................
[ 3.053079
] ffff9bef75d3a630： ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
....................
[ 3.853102
] XFS
(dm-0
)： Corruption of in-memory data detected. Shutting down filesystem
[ 3.853121
] XFS
(dm-0
)： Please
umount the filesystem and rectify the problem
(s
)
[ 3•0M521
] systemd-fstab-generator
[444
]: Failed to
open /sysroot/etc/fstab: Input/output error
Generating
"/run/in itramfs/rdsosreport.txt"
Entering emergency mode. Exit the shell to continue.
Type
"journaletl” to view system logs.
You might want to save "/run/initramfs/rdsosreport.txt" to a USB stick or /boot
after mounting them and attach it to a bug report.
解决办法：
如果报错：xfs_repair： cannot open /dev/dm-0: Device or resource busy 则
