我的服务器文件系统经常进入只读模式。 如果我重新启动我的系统，它正在磁盘上执行fsck操作。 但是，退出状态为退出状态4 ( File system errors left uncorrected) ，它要求手动执行fsck 。 当我执行一个手动fsck ，它正在清理孤立的inode，并对文件系统进行修改。 那么，它只能工作1或2天。 同样的问题又来了。
如何给永久的解决scheme来解决这个问题？
还是应该更换我的硬盘？
在dmesg输出中，我可以看到一些重复的错误。 这是这个只读文件系统错误的原因。
在这里你可以参考dmesg输出。
[ 1755.676318] sd 1:0:1:0: [sda] 1953525168 512-byte hardware sectors: (1.00 TB/931 GiB) [ 1755.677167] sd 1:0:1:0: [sda] Write Protect is off [ 1755.677171] sd 1:0:1:0: [sda] Mode Sense: 00 3a 00 00 [ 1755.677492] sd 1:0:1:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA [ 1761.064636] ata2.01: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x6 [ 1761.064671] ata2.01: BMDMA stat 0x46 [ 1761.064699] ata2.01: cmd 35/00:00:88:c3:c3/00:04:25:00:00/f0 tag 0 dma 524288 out [ 1761.064700] res 51/84:80:88:c3:c3/84:02:25:00:00/f0 Emask 0x30 (host bus error) [ 1761.064794] ata2.01: status: { DRDY ERR } [ 1761.064820] ata2.01: error: { ICRC ABRT } [ 1761.064852] ata2: soft resetting link [ 1761.245018] ata2.01: configured for UDMA/33 [ 1761.245027] ata2: EH complete [ 1761.249232] sd 1:0:1:0: [sda] 1953525168 512-byte hardware sectors: (1.00 TB/931 GiB) [ 1761.249709] sd 1:0:1:0: [sda] Write Protect is off [ 1761.249712] sd 1:0:1:0: [sda] Mode Sense: 00 3a 00 00 [ 1761.253105] sd 1:0:1:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA [ 1794.770383] ata2.01: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x6 [ 1794.770419] ata2.01: BMDMA stat 0x46 [ 1794.770447] ata2.01: cmd ca/00:b8:30:de:b5/00:00:00:00:00/f8 tag 0 dma 94208 out [ 1794.770448] res 51/84:98:30:de:b5/84:02:25:00:00/f8 Emask 0x30 (host bus error) [ 1794.770542] ata2.01: status: { DRDY ERR } [ 1794.770568] ata2.01: error: { ICRC ABRT } [ 1794.770600] ata2: soft resetting link [ 1794.949090] ata2.01: configured for UDMA/33 [ 1794.949099] ata2: EH complete [ 1794.950207] sd 1:0:1:0: [sda] 1953525168 512-byte hardware sectors: (1.00 TB/931 GiB) [ 1794.950390] sd 1:0:1:0: [sda] Write Protect is off [ 1794.950394] sd 1:0:1:0: [sda] Mode Sense: 00 3a 00 00 [ 1794.950777] sd 1:0:1:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA [ 1799.948026] ata2.01: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x6 [ 1799.948062] ata2.01: BMDMA stat 0x46 [ 1799.948090] ata2.01: cmd ca/00:c0:f0:1e:b6/00:00:00:00:00/f8 tag 0 dma 98304 out [ 1799.948092] res 51/84:30:f0:1e:b6/84:02:25:00:00/f8 Emask 0x30 (host bus error) [ 1799.948185] ata2.01: status: { DRDY ERR } [ 1799.948211] ata2.01: error: { ICRC ABRT } [ 1799.948244] ata2: soft resetting link [ 1800.129181] ata2.01: configured for UDMA/33 [ 1800.129191] ata2: EH complete [ 1800.129981] sd 1:0:1:0: [sda] 1953525168 512-byte hardware sectors: (1.00 TB/931 GiB) [ 1800.145952] sd 1:0:1:0: [sda] Write Protect is off [ 1800.145955] sd 1:0:1:0: [sda] Mode Sense: 00 3a 00 00 [ 1800.146327] sd 1:0:1:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA [ 1874.851961] ata2.01: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x6 [ 1874.851996] ata2.01: BMDMA stat 0x46 [ 1874.852032] ata2.01: cmd ca/00:d0:50:e7:b5/00:00:00:00:00/f8 tag 0 dma 106496 out [ 1874.852033] res 51/84:70:50:e7:b5/84:02:25:00:00/f8 Emask 0x30 (host bus error) [ 1874.852128] ata2.01: status: { DRDY ERR } [ 1874.852153] ata2.01: error: { ICRC ABRT } [ 1874.852186] ata2: soft resetting link [ 1875.032851] ata2.01: configured for UDMA/33 [ 1875.032860] ata2: EH complete [ 1875.033772] sd 1:0:1:0: [sda] 1953525168 512-byte hardware sectors: (1.00 TB/931 GiB) [ 1875.034200] sd 1:0:1:0: [sda] Write Protect is off [ 1875.034207] sd 1:0:1:0: [sda] Mode Sense: 00 3a 00 00 [ 1875.034630] sd 1:0:1:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA [ 1887.046322] ata2.01: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x6 [ 1887.046357] ata2.01: BMDMA stat 0x46 [ 1887.046385] ata2.01: cmd 35/00:00:e8:91:53/00:04:15:00:00/f0 tag 0 dma 524288 out [ 1887.046386] res 51/84:60:e8:91:53/84:00:15:00:00/f0 Emask 0x30 (host bus error) [ 1887.046481] ata2.01: status: { DRDY ERR } [ 1887.046506] ata2.01: error: { ICRC ABRT } [ 1887.046538] ata2: soft resetting link [ 1887.224789] ata2.01: configured for UDMA/33 [ 1887.224798] ata2: EH complete
是的，你的磁盘正在死亡。 代替它。