当我尝试在已安装的硬盘上使用“ls”时,我的系统引发了I / O错误.
我在用
hadoop@hbase1:/hddata$uname -a
Linux hbase1 3.8.0-29-generic #42~precise1-Ubuntu SMP Wed Aug 14 16:19:23 UTC 2013 x86_64 x86_64 x86_64 GNU/Linux
hadoop@hbase1:/hddata$df
Filesystem 1K-blocks Used Available Use% Mounted on
/dev/mapper/hbase2--vg-root 468028968 2715496 441532304 1% /
udev 6081916 4 6081912 1% /dev
tmpfs 2436652 336 2436316 1% /run
none 5120 0 5120 0% /run/lock
none 6091620 0 6091620 0% /run/shm
/dev/sda1 1922727280 867279740 957771940 48% /hddata
/dev/sdb1 233191 27854 192896 13% /boot
10.18.103.101:/data/marketdata 1883265024 1644255232 143344640 92% /srv/data/marketdatah
最后几行dmesg
hadoop@hbase1:/hddata$dmesg | tail
[316263.280056] EXT4-fs (sda1): previous I/O error to superblock detected
[316263.281326] sd 0:0:0:0: [sda] Unhandled error code
[316263.281329] sd 0:0:0:0: [sda]
[316263.281330] Result: hostbyte=DID_BAD_TARGET driverbyte=DRIVER_OK
[316263.281332] sd 0:0:0:0: [sda] CDB:
[316263.281334] Write(10): 2a 00 00 00 00 3f 00 00 08 00
[316263.281342] end_request: I/O error, dev sda, sector 63
[316263.282584] Buffer I/O error on device sda1, logical block 0
[316263.283799] lost page write due to I/O error on sda1
[316263.283842] EXT4-fs error (device sda1): ext4_find_entry:1270: inode #2: comm bash: reading directory lblock 0
解决方法:
Buffer I/O error on device sda1, logical block 0
这种事情表明即将发生的硬件故障.我会尽你所能将你需要的一切备份到其他地方,并在它无法修复失败之前更换驱动器.
标签：filesystems,linux
来源： https://codeday.me/bug/20190624/1282346.html
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