磁盘的数据丢失，求助
磁盘数据突然访问不了，重启机器依旧不行，系统是centos5.5，4块2T的硬盘做的RAID0+1查看日志（节选部分）如下：
这应该是开机时候的日志
Dec9 13:33:41 nfs-server smartd: smartd version 5.38 Copyright (C) 2002-8 Bruce Allen
Dec9 13:33:41 nfs-server smartd: Home page is http://smartmontools.sourceforge.net/
Dec9 13:33:41 nfs-server smartd: Opened configuration file /etc/smartd.conf
Dec9 13:33:41 nfs-server smartd: Configuration file /etc/smartd.conf was parsed, found DEVICESCAN, scanning devices
Dec9 13:33:41 nfs-server smartd: Problem creating device name scan list
Dec9 13:33:41 nfs-server smartd: Device: /dev/sda, opened
Dec9 13:33:41 nfs-server smartd: Device /dev/sda: using '-d sat' for ATA disk behind SAT layer.
Dec9 13:33:41 nfs-server smartd: Device: /dev/sda, opened
Dec9 13:33:41 nfs-server smartd: Device: /dev/sda, not found in smartd database.
Dec9 13:33:41 nfs-server smartd: Device: /dev/sda, can't monitor Current Pending Sector count - no Attribute 197
Dec9 13:33:41 nfs-server smartd: Device: /dev/sda, can't monitor Offline Uncorrectable Sector count- no Attribute 198
Dec9 13:33:41 nfs-server smartd: Device: /dev/sda, is SMART capable. Adding to "monitor" list.
Dec9 13:33:41 nfs-server smartd: Device: /dev/sdb, opened
Dec9 13:33:41 nfs-server smartd: Device /dev/sdb: using '-d sat' for ATA disk behind SAT layer.
Dec9 13:33:41 nfs-server smartd: Device: /dev/sdb, opened
Dec9 13:33:41 nfs-server smartd: Device: /dev/sdb, not found in smartd database.
Dec9 13:33:41 nfs-server smartd: Device: /dev/sdb, is SMART capable. Adding to "monitor" list.
Dec9 13:33:41 nfs-server smartd: Device: /dev/sdc, opened
Dec9 13:33:41 nfs-server smartd: Device /dev/sdc: using '-d sat' for ATA disk behind SAT layer.
Dec9 13:33:41 nfs-server smartd: Device: /dev/sdc, opened
Dec9 13:33:41 nfs-server smartd: Device: /dev/sdc, not found in smartd database.
Dec9 13:33:42 nfs-server avahi-daemon: Server startup complete. Host name is nfs-server.local. Local service cookie is 2141994536.
Dec9 13:33:42 nfs-server smartd: Device: /dev/sdc, is SMART capable. Adding to "monitor" list.
Dec9 13:33:42 nfs-server smartd: Device: /dev/sdd, opened
Dec9 13:33:42 nfs-server smartd: Device /dev/sdd: using '-d sat' for ATA disk behind SAT layer.
Dec9 13:33:42 nfs-server smartd: Device: /dev/sdd, opened
Dec9 13:33:42 nfs-server smartd: Device: /dev/sdd, not found in smartd database.
Dec9 13:33:42 nfs-server smartd: Device: /dev/sdd, is SMART capable. Adding to "monitor" list.
Dec9 13:33:42 nfs-server smartd: Device: /dev/sde, opened
Dec9 13:33:42 nfs-server smartd: Device /dev/sde: using '-d sat' for ATA disk behind SAT layer.
Dec9 13:33:42 nfs-server smartd: Device: /dev/sde, opened
Dec9 13:33:42 nfs-server smartd: Device: /dev/sde, not found in smartd database.
Dec9 13:33:43 nfs-server smartd: Device: /dev/sde, is SMART capable. Adding to "monitor" list.
Dec9 13:33:43 nfs-server smartd: Monitoring 0 ATA and 5 SCSI devices
Dec9 13:33:44 nfs-server smartd: Device: /dev/sdd, 3 Currently unreadable (pending) sectors
Dec9 13:33:49 nfs-server smartd: Sending warning via mail to root ...
Dec9 13:33:49 nfs-server smartd: Warning via mail to root: successful
Dec9 13:33:49 nfs-server smartd: smartd has fork()ed into background mode. New PID=4274.
后面全是
Dec9 14:34:05 nfs-server kernel: device-mapper: raid1: Unable to retry read.
Dec9 14:34:05 nfs-server kernel: device-mapper: raid1: A read failure occurred on a mirror device.
Dec9 14:34:05 nfs-server kernel: device-mapper: raid1: Unable to retry read.
Dec9 14:34:05 nfs-server kernel: device-mapper: raid1: A read failure occurred on a mirror device.
Dec9 14:34:05 nfs-server kernel: device-mapper: raid1: Unable to retry read.
Dec9 14:34:05 nfs-server kernel: device-mapper: raid1: A read failure occurred on a mirror device.
Dec9 14:34:05 nfs-server kernel: device-mapper: raid1: Unable to retry read.
Dec9 14:34:05 nfs-server kernel: device-mapper: raid1: A read failure occurred on a mirror device.
Dec9 14:34:05 nfs-server kernel: device-mapper: raid1: Unable to retry read.
Dec9 14:34:05 nfs-server kernel: device-mapper: raid1: A read failure occurred on a mirror device.
Dec9 14:34:05 nfs-server kernel: device-mapper: raid1: Unable to retry read.
Dec9 14:34:05 nfs-server kernel: device-mapper: raid1: A read failure occurred on a mirror device.
Dec9 14:34:05 nfs-server kernel: device-mapper: raid1: Unable to retry read.
Dec9 14:34:05 nfs-server kernel: device-mapper: raid1: A read failure occurred on a mirror device.
Dec9 14:34:05 nfs-server kernel: device-mapper: raid1: Unable to retry read.
Dec9 14:34:05 nfs-server kernel: device-mapper: raid1: A read failure occurred on a mirror device.
Dec9 14:34:05 nfs-server kernel: device-mapper: raid1: Unable to retry read.
Dec9 14:34:05 nfs-server kernel: device-mapper: raid1: A read failure occurred on a mirror device.
Dec9 14:34:05 nfs-server kernel: device-mapper: raid1: Unable to retry read.
Dec9 14:34:05 nfs-server kernel: device-mapper: raid1: A read failure occurred on a mirror device.
Dec9 14:34:05 nfs-server kernel: device-mapper: raid1: Unable to retry read.
Dec9 14:34:05 nfs-server kernel: device-mapper: raid1: A read failure occurred on a mirror device.
Dec9 14:34:05 nfs-server kernel: device-mapper: raid1: Unable to retry read.
Dec9 14:34:05 nfs-server kernel: device-mapper: raid1: A read failure occurred on a mirror device.
Dec9 14:34:05 nfs-server kernel: device-mapper: raid1: Unable to retry read.
Dec9 14:34:05 nfs-server kernel: device-mapper: raid1: A read failure occurred on a mirror device.
Dec9 14:34:05 nfs-server kernel: device-mapper: raid1: Unable to retry read.
Dec9 14:34:05 nfs-server kernel: device-mapper: raid1: A read failure occurred on a mirror device.
Dec9 14:34:05 nfs-server kernel: device-mapper: raid1: Unable to retry read.
Dec9 14:34:05 nfs-server kernel: device-mapper: raid1: A read failure occurred on a mirror device.
Dec9 14:34:05 nfs-server kernel: device-mapper: raid1: Unable to retry read.
Dec9 14:34:05 nfs-server kernel: device-mapper: raid1: A read failure occurred on a mirror device.
Dec9 14:34:05 nfs-server kernel: device-mapper: raid1: Unable to retry read.
Dec9 14:34:05 nfs-server kernel: device-mapper: raid1: A read failure occurred on a mirror device.
Dec9 14:34:05 nfs-server kernel: device-mapper: raid1: Unable to retry read.
Dec9 14:34:05 nfs-server kernel: device-mapper: raid1: A read failure occurred on a mirror device.
Dec9 14:34:05 nfs-server kernel: device-mapper: raid1: Unable to retry read.
Dec9 14:34:05 nfs-server kernel: device-mapper: raid1: A read failure occurred on a mirror device.
Dec9 14:34:05 nfs-server kernel: device-mapper: raid1: Unable to retry read.
Dec9 14:34:05 nfs-server kernel: device-mapper: raid1: A read failure occurred on a mirror device.
Dec9 14:34:05 nfs-server kernel: device-mapper: raid1: Unable to retry read.
Dec9 14:34:05 nfs-server kernel: device-mapper: raid1: A read failure occurred on a mirror device.
Dec9 14:34:05 nfs-server kernel: device-mapper: raid1: Unable to retry read.
Dec9 14:34:05 nfs-server kernel: device-mapper: raid1: A read failure occurred on a mirror device.
Dec9 14:34:05 nfs-server kernel: device-mapper: raid1: Unable to retry read.
Dec9 14:34:05 nfs-server kernel: device-mapper: raid1: A read failure occurred on a mirror device.
Dec9 14:34:05 nfs-server kernel: device-mapper: raid1: Unable to retry read.
Dec9 14:34:05 nfs-server kernel: device-mapper: raid1: A read failure occurred on a mirror device.
Dec9 14:34:05 nfs-server kernel: device-mapper: raid1: Unable to retry read.
Dec9 14:34:05 nfs-server kernel: device-mapper: raid1: A read failure occurred on a mirror device.
Dec9 14:34:05 nfs-server kernel: device-mapper: raid1: Unable to retry read.
Dec9 14:34:05 nfs-server kernel: device-mapper: raid1: A read failure occurred on a mirror device.
Dec9 14:34:05 nfs-server kernel: device-mapper: raid1: Unable to retry read.
Dec9 14:34:05 nfs-server kernel: device-mapper: raid1: A read failure occurred on a mirror device.
Dec9 14:34:05 nfs-server kernel: device-mapper: raid1: Unable to retry read.
Dec9 14:34:05 nfs-server kernel: device-mapper: raid1: A read failure occurred on a mirror device.
Dec9 14:34:05 nfs-server kernel: device-mapper: raid1: Unable to retry read.
Dec9 14:34:05 nfs-server kernel: device-mapper: raid1: A read failure occurred on a mirror device.
Dec9 14:34:05 nfs-server kernel: device-mapper: raid1: Unable to retry read.
Dec9 14:34:05 nfs-server kernel: device-mapper: raid1: A read failure occurred on a mirror device.
Dec9 14:34:05 nfs-server kernel: device-mapper: raid1: Unable to retry read.
Dec9 14:34:05 nfs-server kernel: device-mapper: raid1: A read failure occurred on a mirror device.
Dec9 14:34:05 nfs-server kernel: device-mapper: raid1: Unable to retry read.
Dec9 14:34:05 nfs-server kernel: device-mapper: raid1: A read failure occurred on a mirror device.
Dec9 14:34:05 nfs-server kernel: device-mapper: raid1: Unable to retry read.
Dec9 14:34:05 nfs-server kernel: device-mapper: raid1: A read failure occurred on a mirror device.
Dec9 14:34:05 nfs-server kernel: device-mapper: raid1: Unable to retry read.
Dec9 14:34:05 nfs-server kernel: device-mapper: raid1: A read failure occurred on a mirror device.
Dec9 14:34:05 nfs-server kernel: device-mapper: raid1: Unable to retry read.
Dec9 14:34:05 nfs-server kernel: device-mapper: raid1: A read failure occurred on a mirror device.
Dec9 14:34:05 nfs-server kernel: device-mapper: raid1: Unable to retry read.
Dec9 14:34:05 nfs-server kernel: device-mapper: raid1: A read failure occurred on a mirror device.
Dec9 14:34:05 nfs-server kernel: device-mapper: raid1: Unable to retry read.
Dec9 14:34:05 nfs-server kernel: device-mapper: raid1: A read failure occurred on a mirror device.
Dec9 14:34:05 nfs-server kernel: device-mapper: raid1: Unable to retry read.
Dec9 14:34:05 nfs-server kernel: device-mapper: raid1: A read failure occurred on a mirror device.
Dec9 14:34:05 nfs-server kernel: device-mapper: raid1: Unable to retry read.
Dec9 14:34:05 nfs-server kernel: device-mapper: raid1: A read failure occurred on a mirror device.
Dec9 14:34:05 nfs-server kernel: device-mapper: raid1: Unable to retry read.
Dec9 14:34:05 nfs-server kernel: device-mapper: raid1: A read failure occurred on a mirror device.
Dec9 14:34:05 nfs-server kernel: device-mapper: raid1: Unable to retry read.
Dec9 14:34:05 nfs-server kernel: device-mapper: raid1: A read failure occurred on a mirror device.
Dec9 14:34:05 nfs-server kernel: device-mapper: raid1: Unable to retry read.
Dec9 14:34:05 nfs-server kernel: device-mapper: raid1: A read failure occurred on a mirror device.
Dec9 14:34:05 nfs-server kernel: device-mapper: raid1: Unable to retry read.
Dec9 14:34:05 nfs-server kernel: device-mapper: raid1: A read failure occurred on a mirror device.
Dec9 14:34:05 nfs-server kernel: device-mapper: raid1: Unable to retry read.
Dec9 14:34:05 nfs-server kernel: device-mapper: raid1: A read failure occurred on a mirror device.
Dec9 14:34:05 nfs-server kernel: device-mapper: raid1: Unable to retry read.
Dec9 14:34:05 nfs-server kernel: device-mapper: raid1: A read failure occurred on a mirror device.
Dec9 14:34:05 nfs-server kernel: device-mapper: raid1: Unable to retry read.
Dec9 14:34:05 nfs-server kernel: device-mapper: raid1: A read failure occurred on a mirror device.
Dec9 14:34:05 nfs-server kernel: device-mapper: raid1: Unable to retry read.
Dec9 14:34:05 nfs-server kernel: device-mapper: raid1: A read failure occurred on a mirror device.
Dec9 14:34:05 nfs-server kernel: device-mapper: raid1: Unable to retry read.
Dec9 14:34:05 nfs-server kernel: device-mapper: raid1: A read failure occurred on a mirror device.
Dec9 14:34:05 nfs-server kernel: device-mapper: raid1: Unable to retry read.
Dec9 14:34:05 nfs-server kernel: device-mapper: raid1: A read failure occurred on a mirror device.
Dec9 14:34:05 nfs-server kernel: device-mapper: raid1: Unable to retry read.
Dec9 14:34:05 nfs-server kernel: device-mapper: raid1: A read failure occurred on a mirror device.
Dec9 14:34:05 nfs-server kernel: device-mapper: raid1: Unable to retry read.
Dec9 14:34:05 nfs-server kernel: device-mapper: raid1: A read failure occurred on a mirror device.
Dec9 14:34:05 nfs-server kernel: device-mapper: raid1: Unable to retry read.
Dec9 14:34:05 nfs-server kernel: device-mapper: raid1: A read failure occurred on a mirror device.
Dec9 14:34:05 nfs-server kernel: device-mapper: raid1: Unable to retry read.
Dec9 14:34:05 nfs-server kernel: device-mapper: raid1: A read failure occurred on a mirror device.
Dec9 14:34:05 nfs-server kernel: device-mapper: raid1: Unable to retry read.
Dec9 14:55:31 nfs-server kernel: device-mapper: raid1: Unable to retry read.
Dec9 14:55:31 nfs-server kernel: EXT3-fs error (device dm-3): ext3_get_inode_loc: unable to read inode block - inode=740819244, block=740818955
Dec9 14:56:36 nfs-server kernel: device-mapper: raid1: A read failure occurred on a mirror device.
Dec9 14:56:36 nfs-server kernel: device-mapper: raid1: Unable to retry read.
Dec9 14:56:36 nfs-server kernel: EXT3-fs error (device dm-3): ext3_get_inode_loc: unable to read inode block - inode=729907566, block=729907213
Dec9 14:56:41 nfs-server kernel: device-mapper: raid1: A read failure occurred on a mirror device.
Dec9 14:56:41 nfs-server kernel: device-mapper: raid1: Unable to retry read.
Dec9 14:56:41 nfs-server kernel: EXT3-fs error (device dm-3): ext3_find_entry: reading directory #863404183 offset 0
Dec9 14:57:19 nfs-server kernel: device-mapper: raid1: A read failure occurred on a mirror device.
Dec9 14:57:19 nfs-server kernel: device-mapper: raid1: Unable to retry read.
Dec9 14:57:19 nfs-server kernel: EXT3-fs error (device dm-3): ext3_get_inode_loc: unable to read inode block - inode=863404782, block=863404057
Dec9 14:57:46 nfs-server kernel: device-mapper: raid1: A read failure occurred on a mirror device.
Dec9 14:57:46 nfs-server kernel: device-mapper: raid1: Unable to retry read.
Dec9 14:57:46 nfs-server kernel: EXT3-fs error (device dm-3): ext3_get_inode_loc: unable to read inode block - inode=728596842, block=728596493
Dec9 14:58:40 nfs-server kernel: device-mapper: raid1: A read failure occurred on a mirror device.
Dec9 14:58:40 nfs-server kernel: device-mapper: raid1: Unable to retry read.
Dec9 14:58:40 nfs-server kernel: EXT3-fs error (device dm-3): ext3_get_inode_loc: unable to read inode block - inode=731873634, block=731873293
Dec9 15:00:35 nfs-server kernel: device-mapper: raid1: A read failure occurred on a mirror device.
Dec9 15:00:35 nfs-server kernel: device-mapper: raid1: Unable to retry read.
Dec9 15:00:35 nfs-server kernel: EXT3-fs error (device dm-3): ext3_find_entry: reading directory #918421744 offset 0
Dec9 15:00:40 nfs-server kernel: device-mapper: raid1: A read failure occurred on a mirror device.
Dec9 15:00:40 nfs-server kernel: device-mapper: raid1: Unable to retry read. 怎么没人回复呢？顶起~~~
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