知识大全 RMAN的备份及恢复-丢失所有控制文件
Posted 文件
篇首语：身体的财富是健康，思想的财富是知识。本文由小常识网(cha138.com)小编为大家整理，主要介绍了知识大全 RMAN的备份及恢复-丢失所有控制文件相关的知识，希望对你有一定的参考价值。
RMAN的备份及恢复-丢失所有控制文件 以下文字资料是由(全榜网网www.cha138.com)小编为大家搜集整理后发布的内容，让我们赶快一起来看一下吧！
数据库基本信息
[oracle@standby oracle]$ sqlplus / as sysdba
SQL*Plus: Release Production on Wed Mar : :
Copyright (c) Oracle Corporation All rights reserved
Connected to: Oracle i Enterprise Edition Release Production With the Partitioning option JServer Release Production
SQL> select name from v$datafile;
NAME /opt/oracle/oradata/primary/system dbf /opt/oracle/oradata/primary/undotbs dbf /opt/oracle/oradata/primary/users dbf
SQL> archive log list; Database log mode Archive Mode Automatic archival Enabled Archive destination /opt/oracle/oradata/primary/archive Oldest online log sequence Next log sequence to archive Current log sequence SQL> select name from v$archived_log;
NAME /opt/oracle/oradata/primary/archive/ _ dbf /opt/oracle/oradata/primary/archive/ _ dbf /opt/oracle/oradata/primary/archive/ _ dbf /opt/oracle/oradata/primary/archive/ _ dbf /opt/oracle/oradata/primary/archive/ _ dbf /opt/oracle/oradata/primary/archive/ _ dbf /opt/oracle/oradata/primary/archive/ _ dbf /opt/oracle/oradata/primary/archive/ _ dbf /opt/oracle/oradata/primary/archive/ _ dbf /opt/oracle/oradata/primary/archive/ _ dbf /opt/oracle/oradata/primary/archive/ _ dbf
NAME /opt/oracle/oradata/primary/archive/ _ dbf /opt/oracle/oradata/primary/archive/ _ dbf /opt/oracle/oradata/primary/archive/ _ dbf /opt/oracle/oradata/primary/archive/ _ dbf
rows selected
SQL> select name from v$controlfile;
NAME /opt/oracle/oradata/primary/control ctl /opt/oracle/oradata/primary/control ctl /opt/oracle/oradata/primary/control ctl
SQL> exit Disconnected from Oracle i Enterprise Edition Release Production With the Partitioning option JServer Release Production
启用控制文件的自动备份
[oracle@standby oracle]$ rman target /
Recovery Manager: Release Production
Copyright (c) Oracle Corporation All rights reserved
connected to target database: PRIMARY (DBID= )
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 plete
执行RMAN全备份
[oracle@standby oracle]$ ls g admin dictionary ora initprimary ora jre oradata oraInventory oui [oracle@standby oracle]$ mkdir orabak [oracle@standby oracle]$ rman target /
Recovery Manager: Release Production
Copyright (c) Oracle Corporation All rights reserved
connected to target database: PRIMARY (DBID= )
RMAN> run > backup database > format /opt/oracle/orabak/full_%d_%T_%s > plus archivelog > format /opt/oracle/orabak/arch_%d_%T_%s > delete all input;
Starting backup at MAR current log archived using target database controlfile instead of recovery catalog allocated channel: ORA_DISK_ channel ORA_DISK_ : sid= devtype=DISK channel ORA_DISK_ : starting archive log backupset channel ORA_DISK_ : specifying archive log(s) in backup set input archive log thread= sequence= recid= stamp= input archive log thread= sequence= recid= stamp= input archive log thread= sequence= recid= stamp= input archive log thread= sequence= recid= stamp= input archive log thread= sequence= recid= stamp= input archive log thread= sequence= recid= stamp= input archive log thread= sequence= recid= stamp= input archive log thread= sequence= recid= stamp= input archive log thread= sequence= recid= stamp= input archive log thread= sequence= recid= stamp= input archive log thread= sequence= recid= stamp= input archive log thread= sequence= recid= stamp= input archive log thread= sequence= recid= stamp= input archive log thread= sequence= recid= stamp= input archive log thread= sequence= recid= stamp= input archive log thread= sequence= recid= stamp= channel ORA_DISK_ : starting piece at MAR channel ORA_DISK_ : finished piece at MAR piece handle=/opt/oracle/orabak/arch_PRIMARY_ _ ment=NONE channel ORA_DISK_ : backup set plete elapsed time: : : channel ORA_DISK_ : deleting archive log(s) archive log filename=/opt/oracle/oradata/primary/archive/ _ dbf recid= stamp= archive log filename=/opt/oracle/oradata/primary/archive/ _ dbf recid= stamp= archive log filename=/opt/oracle/oradata/primary/archive/ _ dbf recid= stamp= archive log filename=/opt/oracle/oradata/primary/archive/ _ dbf recid= stamp= archive log filename=/opt/oracle/oradata/primary/archive/ _ dbf recid= stamp= archive log filename=/opt/oracle/oradata/primary/archive/ _ dbf recid= stamp= archive log filename=/opt/oracle/oradata/primary/archive/ _ dbf recid= stamp= archive log filename=/opt/oracle/oradata/primary/archive/ _ dbf recid= stamp= archive log filename=/opt/oracle/oradata/primary/archive/ _ dbf recid= stamp= archive log filename=/opt/oracle/oradata/primary/archive/ _ dbf recid= stamp= archive log filename=/opt/oracle/oradata/primary/archive/ _ dbf recid= stamp= archive log filename=/opt/oracle/oradata/primary/archive/ _ dbf recid= stamp= archive log filename=/opt/oracle/oradata/primary/archive/ _ dbf recid= stamp= archive log filename=/opt/oracle/oradata/primary/archive/ _ dbf recid= stamp= archive log filename=/opt/oracle/oradata/primary/archive/ _ dbf recid= stamp= archive log filename=/opt/oracle/oradata/primary/archive/ _ dbf recid= stamp= Finished backup at MAR
Starting backup at MAR using channel ORA_DISK_ channel ORA_DISK_ : starting full datafile backupset channel ORA_DISK_ : specifying datafile(s) in backupset input datafile fno= name=/opt/oracle/oradata/primary/system dbf input datafile fno= name=/opt/oracle/oradata/primary/undotbs dbf input datafile fno= name=/opt/oracle/oradata/primary/users dbf channel ORA_DISK_ : starting piece at MAR channel ORA_DISK_ : finished piece at MAR piece handle=/opt/oracle/orabak/full_PRIMARY_ _ ment=NONE channel ORA_DISK_ : backup set plete elapsed time: : : Finished backup at MAR
Starting backup at MAR current log archived using channel ORA_DISK_ channel ORA_DISK_ : starting archive log backupset channel ORA_DISK_ : specifying archive log(s) in backup set input archive log thread= sequence= recid= stamp= channel ORA_DISK_ : starting piece at MAR channel ORA_DISK_ : finished piece at MAR piece handle=/opt/oracle/orabak/arch_PRIMARY_ _ ment=NONE channel ORA_DISK_ : backup set plete elapsed time: : : channel ORA_DISK_ : deleting archive log(s) archive log filename=/opt/oracle/oradata/primary/archive/ _ dbf recid= stamp= Finished backup at MAR
Starting Control File and SPFILE Autobackup at MAR piece handle=/opt/oracle/product/ /dbs/c ment=NONE Finished Control File and SPFILE Autobackup at MAR
RMAN> exit
Recovery Manager plete
移除所有控制文件及数据文件
[oracle@standby oracle]$ sqlplus / as sysdba
SQL*Plus: Release Production on Wed Mar : :
Copyright (c) Oracle Corporation All rights reserved
Connected to: Oracle i Enterprise Edition Release Production With the Partitioning option JServer Release Production
SQL> shutdown immediate; Database closed Database dismounted ORACLE instance shut down SQL> exit Disconnected from Oracle i Enterprise Edition Release Production With the Partitioning option JServer Release 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
从自动备份中恢复控制文件
[oracle@standby oradata]$ rman target /
Recovery Manager: Release Production
Copyright (c) Oracle Corporation All rights reserved
connected to target database (not started)
RMAN> startup nomount;
Oracle instance started
Total System Global Area bytes
Fixed Size bytes Variable Size bytes Database Buffers bytes Redo Buffers bytes
RMAN> restore controlfile to /opt/oracle/oradata/control ctl from autobackup;
Starting restore at MAR
using target database controlfile instead of recovery catalog allocated channel: ORA_DISK_ channel ORA_DISK_ : sid= devtype=DISK RMAN : =========================================================== RMAN : =============== ERROR MESSAGE STACK FOLLOWS =============== RMAN : =========================================================== RMAN : failure of restore mand at / / : : RMAN : must explicitly specify DBID with SET DBID mand
RMAN> set DBID=
executing mand: SET DBID
RMAN> restore controlfile to /opt/oracle/oradata/control ctl from autobackup;
Starting restore at MAR
using channel ORA_DISK_ channel ORA_DISK_ : looking for autobackup on day: channel ORA_DISK_ : autobackup found: c channel ORA_DISK_ : controlfile restore from autobackup plete Finished restore at MAR
RMAN> exit
Recovery Manager plete
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
[oracle@standby oradata]$ sqlplus / as sysdba
SQL*Plus: Release Production on Wed Mar : :
Copyright (c) Oracle Corporation All rights reserved
Connected to: Oracle i Enterprise Edition Release Production With the Partitioning option JServer Release 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= * background_dump_dest= /opt/oracle/admin/primary/bdump patible= ntrol_files= /opt/oracle/oradata/control ctl re_dump_dest= /opt/oracle/admin/primary/cdump * db_block_size= * db_cache_size= * db_domain= * db_file_multiblock_read_count= * db_name= primary * fast_start_mttr_target= * hash_join_enabled=TRUE * instance_name= primary * java_pool_size= * job_queue_processes= * large_pool_size= * log_archive_dest_ = LOCATION=/opt/oracle/oradata/primary/archive * log_archive_format= %t_%s dbf * log_archive_start=true * open_cursors= * pga_aggregate_target= * processes= * query_rewrite_enabled= FALSE * remote_login_passwordfile= EXCLUSIVE * resource_manager_plan= SYSTEM_PLAN * shared_pool_size= * sort_area_size= * star_transformation_enabled= FALSE * timed_statistics=TRUE * undo_management= AUTO * undo_retention= * undo_tablespace= UNDOTBS * user_dump_dest= /opt/oracle/admin/primary/udump * utl_file_dir= /opt/oracle ~ ~ ~ ~ ~ initprimary ora L C written [oracle@standby dbs]$ exit exit
SQL> shutdown immediate; ORA : database not mounted
ORACLE instance shut down SQL> create spfile from pfile;
File created
SQL> startup mount; ORACLE instance started
Total System Global Area bytes Fixed Size bytes Variable Size bytes Database Buffers bytes Redo Buffers bytes Database mounted SQL> exit Disconnected from Oracle i Enterprise Edition Release Production With the Partitioning option JServer Release Production
使用rman进行恢复
[oracle@standby oradata]$ rman target /
Recovery Manager: Release Production
Copyright (c) Oracle Corporation All rights reserved
connected to target database: PRIMARY (DBID= )
RMAN> restore database;
Starting restore at MAR
using target database controlfile instead of recovery catalog allocated channel: ORA_DISK_ channel ORA_DISK_ : sid= devtype=DISK channel ORA_DISK_ : starting datafile backupset restore channel ORA_DISK_ : specifying datafile(s) to restore from backup set restoring datafile to /opt/oracle/oradata/primary/system dbf restoring datafile to /opt/oracle/oradata/primary/undotbs dbf restoring datafile to /opt/oracle/oradata/primary/users dbf channel ORA_DISK_ : restored backup piece piece handle=/opt/oracle/orabak/full_PRIMARY_ _ tag=TAG T params=NULL channel ORA_DISK_ : restore plete Finished restore at MAR
RMAN> recover database;
Starting recover at MAR using channel ORA_DISK_
starting media recovery
channel ORA_DISK_ : starting archive log restore to default destination channel ORA_DISK_ : restoring archive log archive log thread= sequence= channel ORA_DISK_ : restored backup piece piece handle=/opt/oracle/orabak/arch_PRIMARY_ _ tag=TAG T params=NULL channel ORA_DISK_ : restore plete archive log filename=/opt/oracle/oradata/primary/archive _ dbf thread= sequence= unable to find archive log archive log thread= sequence= RMAN : =========================================================== RMAN : =============== ERROR MESSAGE STACK FOLLOWS =============== RMAN : =========================================================== RMAN : failure of recover mand at / / : : RMAN : media recovery requesting unknown log: thread scn
RMAN> alter database open resetlogs;
database opened
RMAN>
cha138/Article/program/Oracle/201311/18221相关参考
前提: 需要有除丢失文件以外其他文件的备份 &n
从网络上找到rman命令集合 一list常用命令总结备忘 list命令列出控制文件RMAN恢复目录中备份信息是我们对所有可见的数据库备份文件的一个最直观的了解的方法 listincarnat
[测试]数据库在非归档模式数据库MOUNT数据文件丢失有表空间备份 RMAN>backuptablespaceusers; 启动backup于月分配的通道:ORA_DISK_通道ORA_
如果您目前拥有一个冷备份但是缺少了其中的一个数据文件但你目前存在所有的归档如果您要恢复数据文件可以参考以下的示例 [oracle@jumpereygle]$sqlplus/assysdba S
Oracle数据库备份与恢复之四：RMAN(备份与恢复管理器) 以下文字资料是由(全榜网网www.cha138.com)小编为大家搜集整理后发布的内容，让我们赶快一起来
如何简单测试Rman的备份恢复功能? 以下文字资料是由(全榜网网www.cha138.com)小编为大家搜集整理后发布的内容，让我们赶快一起来看一下吧！ 本文只是简单
建rman库作为repository $morecreaterman_dbsh setechoon spoolmakedblog createdatabaserman datafile/
oracle从备份的控制文件进行完全恢复 SYS@orcl#shutdownabort; ORACLE例程已经关闭 SYS@orcl# oracle@oracle:~/product//d
非归档 数据能恢复到最后一次备份 只能做全部恢复不能做部分恢复 只能脱机备份 归档 数据能恢复到失败点无数据丢失 可以热备份 完全恢复和部分恢复都行部分恢复文件中不一致的检查点可以用
如果表的很多分区被意外drop需要利用带库上的备份集在测试机上做不完全恢复具体日期需要达到一个特定的时间那么我们可以参考下文 ◆首先需要用logminer查出删除语句 unpress/or