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在操作系统损坏时恢复Oracle10g全过程

【字号: 日期:2023-11-25 11:01:36浏览:7作者:猪猪
在操作系统损坏时恢复Oracle10g全过程 环境:oracle10g,操作系统5.2数据库系统在rootvg下/oracle文件系统下,数据文件在datavg下/oradata文件系统下控制文件在 $/ORACLE_HOME/dbs/一个和/oradata下两个重做日志文件在 $/ORACLE_HOME/dbs/和/oradata下每组日志文件各一个,共三组有最新spfile文件备份。1、rootvg损坏,重新安装操作系统。2、安装oracle数据库系统文件3、恢复spfile文件到$/ORACLE_HOME/dbs/下,4、startup nomount,出现错误提示,建立$/ORACLE_BASE/hb052500/cdump 和udump5、startup nomount,出现错误提示SQL> startup nomountORA-00444: background process 'MMAN' failed while startingORA-07446: sdnfy: bad value '' for parameter .ORA-07446 sdnfy: bad value 'string' for parameter string.Cause: The Directory specified as the value for the stated parameter could notbe used.Action: Make sure the directory you have specified is a valid directory/filespecification.6、建立pfile文件SQL> create pfile from spfile;File created.7、查看pfile文件,按照pfile文件中列出的路径,建立相应路径后台进程目录和归档目录*.log_archive_dest_1='LOCATION=/oracle/app/oracle/OraHome/dbs/archive'*.background_dump_dest='/oracle/app/oracle/admin/hb052500/bdump'$ cd $/ORACLE_BASE/hb052500/$ lscdump udump$ mkdir bdump$ cd $ORACLE_HOME/dbs/$ lshb052500 init.ora inithb052500.orahc_hb052500.dat initdw.ora spfilehb052500.ora$ mkdir archive8、startup nomount成功。$ sqlplus /nologSQL*Plus: Release 10.1.0.2.0 - ProdUCtion on Sun Oct 16 21:23:17 2005Copyright (c) 1982, 2004, Oracle. All rights reserved.SQL> conn / as sysdbaConnected to an idle instance.SQL> startup nomount;ORACLE instance started.Total System Global Area 289406976 bytesFixed Size 1328912 bytesVariable Size 262387952 bytesDatabase Buffers 25165824 bytesRedo Buffers 524288 bytesSQL>9、alter database mount,出现错误提示SQL> alter database mount;alter database mount*ERROR at line 1:ORA-01990: error opening passWord file '/oracle/app/oracle/OraHome/dbs/orapw'ORA-27037: unable to oBTain file statusIBM AIX RISC System/6000 Error: 2: No such file or directoryAdditional information: 310、建立口令文件orapwd file=$ORACLE_HOME/dbs/orapwd.ora password=oracle11、SQL> alter database mount;alter database mount*ERROR at line 1:ORA-01100: database already mountedSQL> alter database open; alter database open*ERROR at line 1:ORA-38760: This database instance failed to turn on flashback databaseSQL> alter database flashback off;Database altered.SQL> alter database open;Database altered.SQL> archive log list;Database log mode Archive ModeAutomatic archival EnabledArchive destination /oracle/app/oracle/OraHome/dbs/archiveOldest online log sequence 614Next log sequence to archive 616Current log sequence 616SQL>
标签: Oracle 数据库