XFS 文件系统没有被挂载，在日志中抛出错误元数据 I/O 错误：block 0x702c80 ("xlog_recover_iodone") error 28。

Issue

• XFS 文件系统没有被挂载，并抛出错误元数据 I/O 错误block 0x702c80 ("xlog_recover_iodone") error 28 numblks 32
• 由于设备中没有剩余空间，文件系统被强制关闭。

/var/log/messages 的一个示例：

<hostname> kernel: [120968.462398] XFS (dm-9): metadata I/O error: block 0x702c80 ("xlog_recover_iodone") error 28 numblks 32
<hostname> kernel: [120968.465403] XFS (dm-9): xfs_do_force_shutdown(0x1) called from line 381 of file fs/xfs/xfs_log_recover.c.  Return address = 0xffffffffc02b3185
<hostname> kernel: [120968.465406] XFS (dm-9): I/O Error Detected. Shutting down filesystem 
<hostname> kernel: [120968.466577] XFS (dm-9): Please umount the filesystem and rectify the problem(s)  
<hostname> kernel: [120968.468005] XFS (dm-9): log mount/recovery failed: error -28 <==========================
<hostname> kernel: [120968.468066] XFS (dm-9): log mount failed

挂载 XFS 文件系统 失败，并显示错误 "No space left on device"：

/# mount /dev/rhel/root /mnt/sysimage/
[  735.228913] XFS (dm-3): metadata I/O error in "xlog_recover_iodone" at daddr 0x121500 len 32 error 28
[  735.229620] XFS (dm-3): I/O Error Detected. Shutting down filesystem
[  735.230014] XFS (dm-3): Please umount the filesystem and rectify the problem(s)
mount: mount /dev/mapper/rhel-root on /mnt/sysimage failed: No space left on device