# df -Th
文件系统 类型 容量 已用 可用 已用% 挂载点
/dev/sdb2 ext3 48G 17G 29G 37% /
/dev/sdb1 ext3 99M 17M 78M 18% /boot
/dev/sdb5 ext3 1.1T 1.2G 1.1T 1% /data
tmpfs tmpfs 4.0G 0 4.0G 0% /dev/shm
/dev/sdb5 ext3 77G 18G 56G 24% /olddata
/dev/sda1 ext3 1.1T 1.2G 1.1T 1% /data
注意 文中红色标记处 显示挂载了两个/DATA 有两个设备名
# fdisk -l
WARNING: GPT (GUID Partition Table) detected on '/dev/sda'! The util fdisk doesn't support GPT. Use GNU Parted.
Disk /dev/sda: 1199.9 GB, 1199998763008 bytes
255 heads, 63 sectors/track, 145891 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes
Device Boot Start End Blocks Id System
/dev/sda1 1 145892 1171873791+ ee EFI GPT
Disk /dev/sdb: 145.9 GB, 145999527936 bytes
255 heads, 63 sectors/track, 17750 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes
Device Boot Start End Blocks Id System
/dev/sdb1 * 1 13 104391 83 Linux
/dev/sdb2 14 6387 51199155 83 Linux
/dev/sdb3 6388 7431 8385930 82 Linux swap / Solaris
/dev/sdb4 7432 17750 82887367+ 5 Extended
/dev/sdb5 7432 17750 82887336 83 Linux
# fdisk -l
WARNING: GPT (GUID Partition Table) detected on '/dev/sda'! The util fdisk doesn't support GPT. Use GNU Parted.
Disk /dev/sda: 1199.9 GB, 1199998763008 bytes
255 heads, 63 sectors/track, 145891 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes
Device Boot Start End Blocks Id System
/dev/sda1 1 145892 1171873791+ ee EFI GPT
Disk /dev/sdb: 145.9 GB, 145999527936 bytes
255 heads, 63 sectors/track, 17750 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes
Device Boot Start End Blocks Id System
/dev/sdb1 * 1 13 104391 83 Linux
/dev/sdb2 14 6387 51199155 83 Linux
/dev/sdb3 6388 7431 8385930 82 Linux swap / Solaris
/dev/sdb4 7432 17750 82887367+ 5 Extended
/dev/sdb5 7432 17750 82887336 83 Linux
发现此时操作系统依然可用,data文件系统可以正常读写
重启系统后该现象消失
具体原因不明,也不知道如何重现