Invalid file system control data detected

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最近发现有个库老自己down掉，查看报警日志文件有如下报错：

IBM AIX RISC System/6000 Error: 5: I/O error

Additional information: 8

Additional information: 238419

Non critical error ORA-00001 caught while writing to trace file "/oracle/diag/rdbms/dbweb/dbweb/trace/dbweb_mmon_12058738.trc

Error message: IBM AIX RISC System/6000 Error: 89: Invalid file system control data detected

Additional information: 1

Writing to the above trace file is disabled for now on...

Errors in file /oracle/diag/rdbms/dbweb/dbweb/trace/dbweb_lgwr_10682440.trc:

ORA-00340: IO error processing online log 3 of thread 1

ORA-00345: redo log write error block 238419 count 2

ORA-00312: online log 3 thread 1: '/oradata/dbweb/redo31.log'

ORA-27072: File I/O error

Additional information: 8

Additional information: 238419

LGWR (ospid: 10682440): terminating the instance due to error 340

Thu Mar 24 22:00:56 2011

System state dump requested by (instance=1, osid=10682440 (LGWR)), summary=[abnormal instance termination].

System State dumped to trace file /oracle/diag/rdbms/dbweb/dbweb/trace/dbweb_diag_16515214.trc

Dumping diagnostic data in directory=[cdmp_20110324220056], requested by (instance=1, osid=10682440 (LGWR)), summary=[abnorma

l instance termination].

Instance terminated by LGWR, pid = 10682440

看报错感觉是操作系统层面上的有问题，在操作系统上做vi，touch都会报Invalid file system control data detected错误。

文件系统可用空间也都足够，后经上网查看有可能是文件系统有问题，需要fscs文件系统修复。

后经修复临时表空间，oracle安装目录和oracle数据文件目录后才正常使用…… @_@。

fuser -kuc /tmp

fuser -kuc /oracle

fuser -kuc /oradata

  umount /tmp
  umount /oracle

umount /oradata

fsck -y /app

fsck -y /oracle

fsck -y /oradata