Oracle - 使用RMAN的备份及恢复一例-丢失所有控制文件
2007-06-08 14:17
986 查看
1.数据库基本信息
2.启用控制文件的自动备份
3.执行RMAN全备份
4.移除所有控制文件及数据文件
5.从自动备份中恢复控制文件
6.你可能需要修改spfile文件
当然如果文件位置等信息没有变化就无需修改
7.使用rman进行恢复
至此恢复完成。
[oracle@standby oracle]$ sqlplus "/ as sysdba" SQL*Plus: Release 9.2.0.4.0 - Production on Wed Mar 9 09:55:14 2005 Copyright (c) 1982, 2002, Oracle Corporation. All rights reserved. Connected to: Oracle9i Enterprise Edition Release 9.2.0.4.0 - Production With the Partitioning option JServer Release 9.2.0.4.0 - Production SQL> select name from v$datafile; NAME -------------------------------------------------------------------------------- /opt/oracle/oradata/primary/system01.dbf /opt/oracle/oradata/primary/undotbs01.dbf /opt/oracle/oradata/primary/users01.dbf SQL> archive log list; Database log mode Archive Mode Automatic archival Enabled Archive destination /opt/oracle/oradata/primary/archive Oldest online log sequence 122 Next log sequence to archive 124 Current log sequence 124 SQL> select name from v$archived_log; NAME -------------------------------------------------------------------------------- /opt/oracle/oradata/primary/archive/1_109.dbf /opt/oracle/oradata/primary/archive/1_110.dbf /opt/oracle/oradata/primary/archive/1_111.dbf /opt/oracle/oradata/primary/archive/1_112.dbf /opt/oracle/oradata/primary/archive/1_113.dbf /opt/oracle/oradata/primary/archive/1_114.dbf /opt/oracle/oradata/primary/archive/1_115.dbf /opt/oracle/oradata/primary/archive/1_116.dbf /opt/oracle/oradata/primary/archive/1_117.dbf /opt/oracle/oradata/primary/archive/1_118.dbf /opt/oracle/oradata/primary/archive/1_119.dbf NAME -------------------------------------------------------------------------------- /opt/oracle/oradata/primary/archive/1_120.dbf /opt/oracle/oradata/primary/archive/1_121.dbf /opt/oracle/oradata/primary/archive/1_122.dbf /opt/oracle/oradata/primary/archive/1_123.dbf 15 rows selected. SQL> select name from v$controlfile; NAME -------------------------------------------------------------------------------- /opt/oracle/oradata/primary/control01.ctl /opt/oracle/oradata/primary/control02.ctl /opt/oracle/oradata/primary/control03.ctl SQL> exit Disconnected from Oracle9i Enterprise Edition Release 9.2.0.4.0 - Production With the Partitioning option JServer Release 9.2.0.4.0 - Production |
[oracle@standby oracle]$ rman target / Recovery Manager: Release 9.2.0.4.0 - Production Copyright (c) 1995, 2002, Oracle Corporation. All rights reserved. connected to target database: PRIMARY (DBID=1367687269) RMAN> configure controlfile autobackup on; using target database controlfile instead of recovery catalog new RMAN configuration parameters: CONFIGURE CONTROLFILE AUTOBACKUP ON; new RMAN configuration parameters are successfully stored RMAN> exit Recovery Manager complete. |
[oracle@standby oracle]$ ls 10g admin dictionary.ora initprimary.ora jre oradata oraInventory oui [oracle@standby oracle]$ mkdir orabak [oracle@standby oracle]$ rman target / Recovery Manager: Release 9.2.0.4.0 - Production Copyright (c) 1995, 2002, Oracle Corporation. All rights reserved. connected to target database: PRIMARY (DBID=1367687269) RMAN> run { 2> backup database 3> format '/opt/oracle/orabak/full_%d_%T_%s' 4> plus archivelog 5> format '/opt/oracle/orabak/arch_%d_%T_%s' 6> delete all input; } Starting backup at 09-MAR-05 current log archived using target database controlfile instead of recovery catalog allocated channel: ORA_DISK_1 channel ORA_DISK_1: sid=14 devtype=DISK channel ORA_DISK_1: starting archive log backupset channel ORA_DISK_1: specifying archive log(s) in backup set input archive log thread=1 sequence=109 recid=1 stamp=539688042 input archive log thread=1 sequence=110 recid=2 stamp=539688042 input archive log thread=1 sequence=111 recid=3 stamp=539688043 input archive log thread=1 sequence=112 recid=4 stamp=539735252 input archive log thread=1 sequence=113 recid=5 stamp=539789259 input archive log thread=1 sequence=114 recid=6 stamp=539844028 input archive log thread=1 sequence=115 recid=7 stamp=539899304 input archive log thread=1 sequence=116 recid=8 stamp=539954539 input archive log thread=1 sequence=117 recid=9 stamp=539972835 input archive log thread=1 sequence=118 recid=10 stamp=541574463 input archive log thread=1 sequence=119 recid=11 stamp=543757271 input archive log thread=1 sequence=120 recid=12 stamp=545854003 input archive log thread=1 sequence=121 recid=13 stamp=547951007 input archive log thread=1 sequence=122 recid=14 stamp=550047742 input archive log thread=1 sequence=123 recid=15 stamp=552403943 input archive log thread=1 sequence=124 recid=16 stamp=552478112 channel ORA_DISK_1: starting piece 1 at 09-MAR-05 channel ORA_DISK_1: finished piece 1 at 09-MAR-05 piece handle=/opt/oracle/orabak/arch_PRIMARY_20050309_1 comment=NONE channel ORA_DISK_1: backup set complete, elapsed time: 00:00:08 channel ORA_DISK_1: deleting archive log(s) archive log filename=/opt/oracle/oradata/primary/archive/1_109.dbf recid=1 stamp=539688042 archive log filename=/opt/oracle/oradata/primary/archive/1_110.dbf recid=2 stamp=539688042 archive log filename=/opt/oracle/oradata/primary/archive/1_111.dbf recid=3 stamp=539688043 archive log filename=/opt/oracle/oradata/primary/archive/1_112.dbf recid=4 stamp=539735252 archive log filename=/opt/oracle/oradata/primary/archive/1_113.dbf recid=5 stamp=539789259 archive log filename=/opt/oracle/oradata/primary/archive/1_114.dbf recid=6 stamp=539844028 archive log filename=/opt/oracle/oradata/primary/archive/1_115.dbf recid=7 stamp=539899304 archive log filename=/opt/oracle/oradata/primary/archive/1_116.dbf recid=8 stamp=539954539 archive log filename=/opt/oracle/oradata/primary/archive/1_117.dbf recid=9 stamp=539972835 archive log filename=/opt/oracle/oradata/primary/archive/1_118.dbf recid=10 stamp=541574463 archive log filename=/opt/oracle/oradata/primary/archive/1_119.dbf recid=11 stamp=543757271 archive log filename=/opt/oracle/oradata/primary/archive/1_120.dbf recid=12 stamp=545854003 archive log filename=/opt/oracle/oradata/primary/archive/1_121.dbf recid=13 stamp=547951007 archive log filename=/opt/oracle/oradata/primary/archive/1_122.dbf recid=14 stamp=550047742 archive log filename=/opt/oracle/oradata/primary/archive/1_123.dbf recid=15 stamp=552403943 archive log filename=/opt/oracle/oradata/primary/archive/1_124.dbf recid=16 stamp=552478112 Finished backup at 09-MAR-05 Starting backup at 09-MAR-05 using channel ORA_DISK_1 channel ORA_DISK_1: starting full datafile backupset channel ORA_DISK_1: specifying datafile(s) in backupset input datafile fno=00001 name=/opt/oracle/oradata/primary/system01.dbf input datafile fno=00002 name=/opt/oracle/oradata/primary/undotbs01.dbf input datafile fno=00003 name=/opt/oracle/oradata/primary/users01.dbf channel ORA_DISK_1: starting piece 1 at 09-MAR-05 channel ORA_DISK_1: finished piece 1 at 09-MAR-05 piece handle=/opt/oracle/orabak/full_PRIMARY_20050309_2 comment=NONE channel ORA_DISK_1: backup set complete, elapsed time: 00:00:25 Finished backup at 09-MAR-05 Starting backup at 09-MAR-05 current log archived using channel ORA_DISK_1 channel ORA_DISK_1: starting archive log backupset channel ORA_DISK_1: specifying archive log(s) in backup set input archive log thread=1 sequence=125 recid=17 stamp=552478150 channel ORA_DISK_1: starting piece 1 at 09-MAR-05 channel ORA_DISK_1: finished piece 1 at 09-MAR-05 piece handle=/opt/oracle/orabak/arch_PRIMARY_20050309_3 comment=NONE channel ORA_DISK_1: backup set complete, elapsed time: 00:00:02 channel ORA_DISK_1: deleting archive log(s) archive log filename=/opt/oracle/oradata/primary/archive/1_125.dbf recid=17 stamp=552478150 Finished backup at 09-MAR-05 Starting Control File and SPFILE Autobackup at 09-MAR-05 piece handle=/opt/oracle/product/9.2.0/dbs/c-1367687269-20050309-00 comment=NONE Finished Control File and SPFILE Autobackup at 09-MAR-05 RMAN> exit Recovery Manager complete. |
[oracle@standby oracle]$ sqlplus "/ as sysdba" SQL*Plus: Release 9.2.0.4.0 - Production on Wed Mar 9 10:11:23 2005 Copyright (c) 1982, 2002, Oracle Corporation. All rights reserved. Connected to: Oracle9i Enterprise Edition Release 9.2.0.4.0 - Production With the Partitioning option JServer Release 9.2.0.4.0 - Production SQL> shutdown immediate; Database closed. Database dismounted. ORACLE instance shut down. SQL> exit Disconnected from Oracle9i Enterprise Edition Release 9.2.0.4.0 - Production With the Partitioning option JServer Release 9.2.0.4.0 - Production [oracle@standby oracle]$ cd oradata/ [oracle@standby oradata]$ ls primary [oracle@standby oradata]$ mv primary/ primarybak [oracle@standby oradata]$ mkdir primary [oracle@standby oradata]$ ls primary primarybak |
[oracle@standby oradata]$ rman target / Recovery Manager: Release 9.2.0.4.0 - Production Copyright (c) 1995, 2002, Oracle Corporation. All rights reserved. connected to target database (not started) RMAN> startup nomount; Oracle instance started Total System Global Area 135337420 bytes Fixed Size 452044 bytes Variable Size 109051904 bytes Database Buffers 25165824 bytes Redo Buffers 667648 bytes RMAN> restore controlfile to '/opt/oracle/oradata/control01.ctl' from autobackup; Starting restore at 09-MAR-05 using target database controlfile instead of recovery catalog allocated channel: ORA_DISK_1 channel ORA_DISK_1: sid=11 devtype=DISK RMAN-00571: =========================================================== RMAN-00569: =============== ERROR MESSAGE STACK FOLLOWS =============== RMAN-00571: =========================================================== RMAN-03002: failure of restore command at 03/09/2005 10:15:05 RMAN-06495: must explicitly specify DBID with SET DBID command RMAN> set DBID=1367687269 executing command: SET DBID RMAN> restore controlfile to '/opt/oracle/oradata/control01.ctl' from autobackup; Starting restore at 09-MAR-05 using channel ORA_DISK_1 channel ORA_DISK_1: looking for autobackup on day: 20050309 channel ORA_DISK_1: autobackup found: c-1367687269-20050309-00 channel ORA_DISK_1: controlfile restore from autobackup complete Finished restore at 09-MAR-05 RMAN> exit Recovery Manager complete. |
当然如果文件位置等信息没有变化就无需修改
[oracle@standby oradata]$ sqlplus '/ as sysdba' SQL*Plus: Release 9.2.0.4.0 - Production on Wed Mar 9 10:19:53 2005 Copyright (c) 1982, 2002, Oracle Corporation. All rights reserved. Connected to: Oracle9i Enterprise Edition Release 9.2.0.4.0 - Production With the Partitioning option JServer Release 9.2.0.4.0 - Production SQL> create pfile from spfile; File created. SQL> ! [oracle@standby oradata]$ cd $ORACLE_HOME/dbs [oracle@standby dbs]$ vi initprimary.ora *.aq_tm_processes=0 *.background_dump_dest='/opt/oracle/admin/primary/bdump' *.compatible='9.2.0.0.0' *.control_files='/opt/oracle/oradata/control01.ctl' *.core_dump_dest='/opt/oracle/admin/primary/cdump' *.db_block_size=8192 *.db_cache_size=25165824 *.db_domain='' *.db_file_multiblock_read_count=16 *.db_name='primary' *.fast_start_mttr_target=300 *.hash_join_enabled=TRUE *.instance_name='primary' *.java_pool_size=0 *.job_queue_processes=0 *.large_pool_size=8388608 *.log_archive_dest_1='LOCATION=/opt/oracle/oradata/primary/archive' *.log_archive_format='%t_%s.dbf' *.log_archive_start=true *.open_cursors=300 *.pga_aggregate_target=25165824 *.processes=150 *.query_rewrite_enabled='FALSE' *.remote_login_passwordfile='EXCLUSIVE' *.resource_manager_plan='SYSTEM_PLAN' *.shared_pool_size=83886080 *.sort_area_size=524288 *.star_transformation_enabled='FALSE' *.timed_statistics=TRUE *.undo_management='AUTO' *.undo_retention=10800 *.undo_tablespace='UNDOTBS1' *.user_dump_dest='/opt/oracle/admin/primary/udump' *.utl_file_dir='/opt/oracle' ~ ~ ~ ~ ~ "initprimary.ora" 34L, 1044C written [oracle@standby dbs]$ exit exit SQL> shutdown immediate; ORA-01507: database not mounted ORACLE instance shut down. SQL> create spfile from pfile; File created. SQL> startup mount; ORACLE instance started. Total System Global Area 135337420 bytes Fixed Size 452044 bytes Variable Size 109051904 bytes Database Buffers 25165824 bytes Redo Buffers 667648 bytes Database mounted. SQL> exit Disconnected from Oracle9i Enterprise Edition Release 9.2.0.4.0 - Production With the Partitioning option JServer Release 9.2.0.4.0 - Production |
[oracle@standby oradata]$ rman target / Recovery Manager: Release 9.2.0.4.0 - Production Copyright (c) 1995, 2002, Oracle Corporation. All rights reserved. connected to target database: PRIMARY (DBID=1367687269) RMAN> restore database; Starting restore at 09-MAR-05 using target database controlfile instead of recovery catalog allocated channel: ORA_DISK_1 channel ORA_DISK_1: sid=11 devtype=DISK channel ORA_DISK_1: starting datafile backupset restore channel ORA_DISK_1: specifying datafile(s) to restore from backup set restoring datafile 00001 to /opt/oracle/oradata/primary/system01.dbf restoring datafile 00002 to /opt/oracle/oradata/primary/undotbs01.dbf restoring datafile 00003 to /opt/oracle/oradata/primary/users01.dbf channel ORA_DISK_1: restored backup piece 1 piece handle=/opt/oracle/orabak/full_PRIMARY_20050309_2 tag=TAG20050309T100844 params=NULL channel ORA_DISK_1: restore complete Finished restore at 09-MAR-05 RMAN> recover database; Starting recover at 09-MAR-05 using channel ORA_DISK_1 starting media recovery channel ORA_DISK_1: starting archive log restore to default destination channel ORA_DISK_1: restoring archive log archive log thread=1 sequence=125 channel ORA_DISK_1: restored backup piece 1 piece handle=/opt/oracle/orabak/arch_PRIMARY_20050309_3 tag=TAG20050309T100910 params=NULL channel ORA_DISK_1: restore complete archive log filename=/opt/oracle/oradata/primary/archive1_125.dbf thread=1 sequence=125 unable to find archive log archive log thread=1 sequence=126 RMAN-00571: =========================================================== RMAN-00569: =============== ERROR MESSAGE STACK FOLLOWS =============== RMAN-00571: =========================================================== RMAN-03002: failure of recover command at 03/09/2005 10:44:02 RMAN-06054: media recovery requesting unknown log: thread 1 scn 6691197 RMAN> alter database open resetlogs; database opened RMAN> |
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