Buffer I/O error on device md1

mala2000

机器上有 sda sdb sdc sdd sde sdf
其中sda+sdb+sdc+sdd=md0 一组阵列
    sde+sdf=md1 另一组阵列
26日   sdd IO 错误
27日早上我把sdd硬盘拿掉了，  之前的sde变成了sdd
sda+sdb+sdc=md0  sdd+sde=md1
重新装了linux，结果又出现了sdd和md1的错误  

我看不太懂，谁帮我看看啊，谢谢大侠。

May 26 08:41:47 server223 kernel: end_request: I/O error, dev sdd, sector 62686132
May 26 08:42:37 server223 last message repeated 2 times
May 26 08:43:26 server223 last message repeated 2 times
May 26 08:44:14 server223 last message repeated 2 times
May 26 08:45:28 server223 last message repeated 3 times
May 26 08:45:54 server223 kernel: end_request: I/O error, dev sdd, sector 62686132
May 26 12:48:12 server223 kernel: end_request: I/O error, dev sdd, sector 62592949
May 26 12:49:01 server223 last message repeated 2 times
May 26 12:49:25 server223 kernel: end_request: I/O error, dev sdd, sector 62592949
May 26 18:36:25 server223 kernel: end_request: I/O error, dev sdd, sector 62677312
May 26 18:36:51 server223 kernel: end_request: I/O error, dev sdd, sector 62677312
May 26 18:38:04 server223 last message repeated 3 times
May 26 18:39:13 server223 last message repeated 3 times
May 26 18:39:51 server223 last message repeated 2 times
May 26 18:41:04 server223 last message repeated 3 times
May 26 18:42:14 server223 last message repeated 3 times
May 26 18:43:06 server223 last message repeated 2 times
May 26 18:43:58 server223 last message repeated 2 times
May 26 18:44:50 server223 last message repeated 2 times
May 26 18:46:09 server223 last message repeated 3 times
May 26 18:47:00 server223 last message repeated 2 times
May 26 18:47:53 server223 last message repeated 2 times
May 26 18:49:11 server223 last message repeated 3 times
连接不上了   重起了！
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May 27 16:00:18 server223 kernel: end_request: I/O error, dev sdd, sector 84345171
May 27 16:00:18 server223 kernel: Buffer I/O error on device md1, logical block 21086282
May 27 16:00:18 server223 kernel: Buffer I/O error on device md1, logical block 21086283
May 27 16:00:18 server223 kernel: Buffer I/O error on device md1, logical block 21086284
May 27 16:00:18 server223 kernel: Buffer I/O error on device md1, logical block 21086285
May 27 16:00:18 server223 kernel: Buffer I/O error on device md1, logical block 21086286
May 27 16:00:18 server223 kernel: Buffer I/O error on device md1, logical block 21086287
May 27 16:00:22 server223 kernel: end_request: I/O error, dev sdd, sector 84345171
May 27 16:00:22 server223 kernel: Buffer I/O error on device md1, logical block 21086282
May 27 16:00:27 server223 kernel: end_request: I/O error, dev sdd, sector 84345171
May 27 16:00:27 server223 kernel: Buffer I/O error on device md1, logical block 21086282
May 27 16:00:31 server223 kernel: end_request: I/O error, dev sdd, sector 84345171
May 27 16:00:31 server223 kernel: Buffer I/O error on device md1, logical block 21086282
May 27 16:00:36 server223 kernel: end_request: I/O error, dev sdd, sector 84345172
May 27 16:00:36 server223 kernel: Buffer I/O error on device md1, logical block 21086282
又出问题了！