某服务挂了。设备被强制重启之后发现 LVM 满了,但是文件无法访问,所有文件操作显示Input/output error。查看dmesg发现大量文件系统错误,应该是磁盘写满后仍有进程不断读写的过程中被强制断电的结果。12345678910111213141516171819[ 1714.217864] XFS (dm-0):pagediscard onpage00000000161e11d5, inode 0xd861b703d, offset 937984.[ 1714.219674] XFS (dm-0):pagediscard onpage000000001d433e5e, inode 0xd861b703d, offset 942080.[ 1714.221132] XFS (dm-0):pagediscard onpage00000000820efe8d, inode 0xd861b703d, offset 946176.[ 1714.222431] XFS (dm-0):pagediscard onpage00000000518c8216, inode 0xd861b703d, offset 950272.[ 1714.223744] XFS (dm-0):pagediscard onpage00000000753db760, inode 0xd861b703d, of
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