我在森林深处运行一个服务器，在一次硬盘故障后我收到此错误。错误：发现两个编号为 0 的磁盘。
这是一台服务器，在 raid 1 中有 2 个 1 TB 磁盘，mdadm 0.9 SDA 出现故障，mdadm 交换为 SDB，我更换了硬盘，重新添加成员，同步过程就开始了。
但是现在每次我想在 sda 上重新安装 grub 以防 sdb 损坏时都会出现此错误。
mdadm -D /dev/md0
/dev/md0:
Version : 0.90
Creation Time : Wed May 9 18:18:09 2012
Raid Level : raid1
Array Size : 944750400 (900.98 GiB 967.42 GB)
Used Dev Size : 944750400 (900.98 GiB 967.42 GB)
Raid Devices : 2
Total Devices : 2
Preferred Minor : 0
Persistence : Superblock is persistent
Update Time : Thu Dec 12 22:54:17 2013
State : clean
Active Devices : 2
Working Devices : 2
Failed Devices : 0
Spare Devices : 0
UUID : 34657f17:a9b6b7c0:445bc27b:76f0785c
Events : 0.15638170
Number Major Minor RaidDevice State
0 8 2 0 active sync /dev/sda2
1 8 18 1 active sync /dev/sdb2
grub-install /dev/sda
error: found two disks with the number 0.
error: found two disks with the number 0.
/usr/sbin/grub-probe: error: unknown filesystem.
Auto-detection of a filesystem of /dev/md0 failed.
Please report this together with the output of "/usr/sbin/grub-probe --device- map=/boot/grub/device.map --target=fs -v /boot/grub" to <[email protected]>
12/12/2013 23:06:33 root@srv156:[/home/backup/data/postgres]# grub-probe -v /
grub-probe: info: the size of hd0 is 1953525168.
grub-probe: info: the size of hd0 is 1953525168.
grub-probe: info: the size of hd0 is 1953525168.
error: found two disks with the number 0.
grub-probe: info: the size of hd0 is 1953525168.
grub-probe: info: the size of hd1 is 1953525168.
grub-probe: info: the size of hd1 is 1953525168.
grub-probe: info: the size of hd1 is 1953525168.
grub-probe: info: the size of hd1 is 1953525168.
grub-probe: info: the size of hd0 is 1953525168.
grub-probe: info: the size of hd0 is 1953525168.
grub-probe: info: the size of hd0 is 1953525168.
grub-probe: info: the size of hd0 is 1953525168.
grub-probe: info: the size of hd1 is 1953525168.
grub-probe: info: the size of hd1 is 1953525168.
grub-probe: info: the size of hd1 is 1953525168.
grub-probe: info: the size of hd1 is 1953525168.
grub-probe: info: changing current directory to /dev.
grub-probe: info: changing current directory to dri.
grub-probe: info: changing current directory to snd.
grub-probe: info: changing current directory to by-path.
grub-probe: info: changing current directory to net.
grub-probe: info: changing current directory to shm.
grub-probe: info: changing current directory to openvpn_as.
grub-probe: info: changing current directory to memstats.
grub-probe: info: changing current directory to pso.
grub-probe: info: changing current directory to network.
grub-probe: info: opening md0.
grub-probe: error: unknown filesystem.
任何想法？
Debian Squeeze
谢谢！
附言：我在不同的帖子上看到问题出在磁盘末尾的坏超级块，但我真的不知道该如何进行。