这是什么情况啊？硬盘坏了？

pwtitle

dmesg显示以下信息，系统超级慢，top是wait有60%。
求救



ata1.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x0
ata1.00: BMDMA stat 0x24
ata1.00: failed command: READ DMA
ata1.00: cmd c8/00:08:20:b7:13/00:00:00:00:00/ef tag 0 dma 4096 in
         res 51/40:00:27:b7:13/40:00:10:00:00/ef Emask 0x9 (media error)
ata1.00: status: { DRDY ERR }
ata1.00: error: { UNC }
ata1.00: configured for UDMA/133
ata1: EH complete
ata1.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x0
ata1.00: BMDMA stat 0x24
ata1.00: failed command: READ DMA
ata1.00: cmd c8/00:08:20:b7:13/00:00:00:00:00/ef tag 0 dma 4096 in
         res 51/40:00:27:b7:13/40:00:10:00:00/ef Emask 0x9 (media error)
ata1.00: status: { DRDY ERR }
ata1.00: error: { UNC }
ata1.00: configured for UDMA/133
ata1: EH complete
ata1.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x0
ata1.00: BMDMA stat 0x24
ata1.00: failed command: READ DMA
ata1.00: cmd c8/00:08:20:b7:13/00:00:00:00:00/ef tag 0 dma 4096 in
         res 51/40:00:27:b7:13/40:00:10:00:00/ef Emask 0x9 (media error)
ata1.00: status: { DRDY ERR }
ata1.00: error: { UNC }
ata1.00: configured for UDMA/133
sd 0:0:0:0: [sda] Unhandled sense code
sd 0:0:0:0: [sda] Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE
sd 0:0:0:0: [sda] Sense Key : Medium Error [current] [descriptor]
Descriptor sense data with sense descriptors (in hex):
        72 03 11 04 00 00 00 0c 00 0a 80 00 00 00 00 00
        0f 13 b7 27
sd 0:0:0:0: [sda] Add. Sense: Unrecovered read error - auto reallocate failed
sd 0:0:0:0: [sda] CDB: Read(10): 28 00 0f 13 b7 20 00 00 08 00
end_request: I/O error, dev sda, sector 252950311
ata1: EH complete
ata1.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x0
ata1.00: BMDMA stat 0x24
ata1.00: failed command: READ DMA
ata1.00: cmd c8/00:08:20:b7:13/00:00:00:00:00/ef tag 0 dma 4096 in
         res 51/40:00:27:b7:13/40:00:10:00:00/ef Emask 0x9 (media error)
ata1.00: status: { DRDY ERR }
ata1.00: error: { UNC }
ata1.00: configured for UDMA/133
ata1: EH complete
ata1.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x0
ata1.00: BMDMA stat 0x24
ata1.00: failed command: READ DMA
ata1.00: cmd c8/00:08:20:b7:13/00:00:00:00:00/ef tag 0 dma 4096 in
         res 51/40:00:27:b7:13/40:00:10:00:00/ef Emask 0x9 (media error)
ata1.00: status: { DRDY ERR }
ata1.00: error: { UNC }
ata1.00: configured for UDMA/133
ata1: EH complete

chenyx

关机,重新插拔下硬盘的连线,看看.

taojie2000

回复 1# pwtitle


   应该是硬件问题   最近使用才出现  还是安装系统后就开始出现的?

pwtitle

新机器，前几天运行了一个生成文件的脚本，后就这样了。
reboot后无效。

taojie2000

回复 4# pwtitle


    啥脚本    或者换个版本的系统再试试  还不行肯定硬件问题吧

lbseraph

有几个分区？e2fsck一下先，看看下面例子：
http://jim-zimmerman.com/?p=514

还不行可能是kernel的问题，参考下面的帖子：
http://ubuntuforums.org/archive/index.php/t-1034762.html

PS: 上面是硬件确实没问题的前提下（硬盘、接线都没问题）。

chenlinwuyu

单机模式下 fsck 修复一下试试




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