Input/output error 输入/输出错误是什么意思??

wangyl1977

我的linux机器突然很多命令显示不了,总提示Input/output error 输入/输出错误, 请问是怎么会事啊??

oracle@standby $ls -rlt
ls: jlib: Input/output error
ls: sqlplus: Input/output error
ls: xdk: Input/output error
ls: precomp: Input/output error
ls: jdbc: Input/output error
ls: install: Input/output error
ls: bin: Input/output error
ls: rdbms: Input/output error
ls: network: Input/output error
ls: ldap: Input/output error
ls: relnotes: Input/output error
ls: slax: Input/output error
ls: plsql: Input/output error
ls: jar: Input/output error
ls: classes: Input/output error
ls: olap: Input/output error
ls: jdk: Input/output error
ls: javavm: Input/output error
ls: sysman: Input/output error
ls: Apache: Input/output error
ls: sqlj: Input/output error
ls: ocs4j: Input/output error
ls: ord: Input/output error
ls: oracore: Input/output error
ls: ocommon: Input/output error
ls: assistants: Input/output error
ls: cwmlite: Input/output error
ls: owm: Input/output error
ls: mgw: Input/output error
ls: demo: Input/output error
ls: jsp: Input/output error
ls: doc: Input/output error
ls: oci: Input/output error
ls: BC4J: Input/output error
ls: soap: Input/output error
ls: md: Input/output error
ls: wwg: Input/output error
ls: ultrasearch: Input/output error
ls: ds: Input/output error
ls: ctx: Input/output error
ls: hs: Input/output error
ls: oem_webstage: Input/output error
ls: syndication: Input/output error
ls: otrace: Input/output error
ls: dbs: Input/output error
ls: dm: Input/output error
ls: weboamlib: Input/output error
.............................

[root@standby root]# sync
-bash: sync: command not found
[root@standby root]# reboot
-bash: /usr/bin/reboot: 输入/输出错误
[root@standby root]#
[root@standby root]#
[root@standby root]# id
uid=0(root) gid=0(root) groups=0(root),1(bin),2(daemon),3(sys),4(adm),6(disk),10(wheel)
[root@standby root]# pwd
/root

ttvast

最可能的情况,硬盘出错