• Oracle RMAN 将 备份集 重新 注册到控制文件 说明



    一.说明

         RMAN 备份分2种,Catalog 和Nocatalog,对于Nocatalog,oracle 会使用控制文件来保存RMAN备份的一些记录。 而且实际上多数也是使用Nocatalog来备份。因为使用Nocatalog比较方便。

        但对于使用Nocatalog的情况就会让RMAN 恢复的时候依赖与控制文件中记录的备份的信息。如果不一致,就会导致不能进行有效的恢复。

    我们这里演示二种情况:

    (1)  使用RMAN 的nocatalog 进行备份,然后将备份转移到其他的目录, 在进行恢复。

    (2)  使用Nocatalog 备份,然后重建控制文件,在使用RMAN 备份进行恢复。

    两种方法都是使用catalog 命令把RMAN备份集的信息重新注册到控制文件。

    二.备份集位置发生改变

    在我们RMAN 进行异地恢复的时候,就会遇到路径的问题,如果路径不同,就没办法进行有效的恢复,我们看这时候怎么处理。

    2.1 使用RMAN Nocatalog 进行全库备份

    Nocatalog 下的RMAN 增量备份 shell脚本

    http://blog.csdn.net/tianlesoftware/article/details/6164931

    2.2 查看备份信息

    [oracle@dave scripts]$ exportNLS_DATE_FORMAT="YYYY-MM-DD HH24:MI:SS"

    [oracle@dave scripts]$ rman target /

    Recovery Manager: Release 11.2.0.3.0 -Production on Tue Apr 16 04:49:49 2013

    Copyright (c) 1982, 2011, Oracle and/or itsaffiliates.  All rights reserved.

    connected to target database: ANQING(DBID=743034417)

    RMAN> list backup summary;

    using target database control file insteadof recovery catalog

    List of Backups

    ===============

    Key    TY LV S Device Type Completion Time    #Pieces #Copies Compressed Tag

    ------- -- -- - ------------------------------ ------- ------- ---------- ---

    18     B  0  A DISK       2013-04-16 04:25:53 1       1       NO         DAVE_LEV0

    19     B  0  A DISK       2013-04-16 04:26:01 1       1       NO        DAVE_LEV0

    21     B  0  A DISK       2013-04-16 04:26:16 1       1       NO         DAVE_LEV0

    22     B  A  A DISK       2013-04-16 04:26:26 1       1       NO         ARC_BAK

    24     B  F  A DISK       2013-04-16 04:26:31 1       1       NO         BAK_CTLFILE

    这里通过list 命令查看,也可以通过如下视图来查看详细信息:

    V$BACKUP_PIECE, 

    V$BACKUP_SET, 

    V$BACKUP_DATAFILE, 

    V$BACKUP_REDOLOG,

    V$BACKUP_SPFILE.

    通过V$BACKUP_PIECE 查询出来的备份集:

    /u01/backup/dave_lev0_0jo76nh7_1_1_20130416

    /u01/backup/dave_lev0_0io76nh7_1_1_20130416

    /u01/backup/dave_lev0_0ko76nim_1_1_20130416

    /u01/backup/arch_0no76njh_1_1_20130416

    /u01/backup/ctl_file_0oo76njm_1_1_20130416

    我这里备份集保存在/u01/backup的目录:

    [oracle@dave admin]$ cd /u01/backup

    [oracle@dave backup]$ ls

    arch_0no76njh_1_1_20130416  block_change_tracking.f         dave_lev0_0io76nh7_1_1_20130416  dave_lev0_22o687qp_1_1_20130404

    arch_1ho6566m_1_1_20130403  ctl_file_0oo76njm_1_1_20130416  dave_lev0_0jo76nh7_1_1_20130416  dave_spfile_1mo65679_1_1_20130403

    arch_1io6566n_1_1_20130403  ctl_file_1lo65676_1_1_20130403  dave_lev0_0ko76nim_1_1_20130416  dave_spfile_29o687sc_1_1_20130404

    arch_26o687rp_1_1_20130404  ctl_file_28o687sa_1_1_20130404  dave_lev0_20o687pl_1_1_20130404

    arch_27o687s8_1_1_20130404  ctl_file_2ao6vobb_1_1_20130413  dave_lev0_21o687pl_1_1_20130404

    2.3 将整个备份集目录进行修改

    [oracle@dave u01]$ mv backup bak

    [oracle@dave u01]$ cd bak

    [oracle@dave bak]$ ls

    arch_0no76njh_1_1_20130416  block_change_tracking.f         dave_lev0_0io76nh7_1_1_20130416  dave_lev0_22o687qp_1_1_20130404

    arch_1ho6566m_1_1_20130403  ctl_file_0oo76njm_1_1_20130416  dave_lev0_0jo76nh7_1_1_20130416  dave_spfile_1mo65679_1_1_20130403

    arch_1io6566n_1_1_20130403  ctl_file_1lo65676_1_1_20130403  dave_lev0_0ko76nim_1_1_20130416  dave_spfile_29o687sc_1_1_20130404

    arch_26o687rp_1_1_20130404  ctl_file_28o687sa_1_1_20130404  dave_lev0_20o687pl_1_1_20130404

    arch_27o687s8_1_1_20130404  ctl_file_2ao6vobb_1_1_20130413  dave_lev0_21o687pl_1_1_20130404

    2.4用RMAN 效验

    --使用RMAN 进行效验:

    RMAN> list backupset summary;

    using target database control file insteadof recovery catalog

    List of Backups

    ===============

    Key    TY LV S Device Type Completion Time #Pieces #Copies Compressed Tag

    ------- -- -- - ----------- ---------------------- ------- ---------- ---

    18     B  0  A DISK       16-APR-13       1       1      NO         DAVE_LEV0

    19     B  0  A DISK       16-APR-13       1       1      NO         DAVE_LEV0

    21     B  0  A DISK       16-APR-13       1       1      NO         DAVE_LEV0

    22     B  A  A DISK       16-APR-13       1       1      NO         ARC_BAK

    24     B  F  A DISK       16-APR-13       1       1      NO         BAK_CTLFILE

    备份集有两种状态:

    A(Available,RMAN认为该项存在于备份介质上), 

    X(Expired,备份存在于控制文件或恢复目录中,但是并没有物理存在于备份介质上)

    这里的状态是A。

    RMAN> crosscheckbackup;

    allocated channel: ORA_DISK_1

    channel ORA_DISK_1: SID=54 device type=DISK

    crosschecked backup piece: found to be'EXPIRED'

    backup piecehandle=/u01/backup/dave_lev0_0jo76nh7_1_1_20130416 RECID=18 STAMP=812867112

    crosschecked backup piece: found to be'EXPIRED'

    backup piecehandle=/u01/backup/dave_lev0_0io76nh7_1_1_20130416 RECID=19 STAMP=812867111

    crosschecked backup piece: found to be'EXPIRED'

    backup piecehandle=/u01/backup/dave_lev0_0ko76nim_1_1_20130416 RECID=21 STAMP=812867158

    crosschecked backup piece: found to be'EXPIRED'

    backup piecehandle=/u01/backup/arch_0no76njh_1_1_20130416 RECID=22 STAMP=812867185

    crosschecked backup piece: found to be'EXPIRED'

    backup piecehandle=/u01/backup/ctl_file_0oo76njm_1_1_20130416 RECID=24 STAMP=812867191

    Crosschecked 5 objects

    RMAN> list backupsetsummary;

    List of Backups

    ===============

    Key    TY LV S Device Type Completion Time #Pieces #Copies Compressed Tag

    ------- -- -- - ----------- ---------------------- ------- ---------- ---

    18      B 0  X DISK        16-APR-13       1      1       NO         DAVE_LEV0

    19     B  0  X DISK       16-APR-13       1       1      NO         DAVE_LEV0

    21     B  0  X DISK       16-APR-13       1       1      NO         DAVE_LEV0

    22     B  A  X DISK       16-APR-13       1       1      NO         ARC_BAK

    24     B  F  X DISK       16-APR-13       1       1      NO         BAK_CTLFILE

    --当我们corsscheck 之后,状态就都变成X了。

    --因为备份集物理不存在,这些都被标记为expired

    RMAN> list expired backup;

    List of Backup Sets

    ===================

    BS Key Type LV Size       Device TypeElapsed Time Completion Time

    ------- ---- -- ---------- ----------------------- ---------------

    18     Incr 0  633.95M    DISK       00:00:42     16-APR-13     

           BP Key: 18   Status: EXPIRED  Compressed: NO  Tag: DAVE_LEV0

           Piece Name: /u01/backup/dave_lev0_0jo76nh7_1_1_20130416

     List of Datafiles in backup set 18

     File LV Type Ckp SCN    CkpTime  Name

     ---- -- ---- ---------- --------- ----

     2    0  Incr 3136508    16-APR-13/u01/app/oracle/oradata/dave/sysaux01.dbf

     3    0  Incr 3136508    16-APR-13/u01/app/oracle/oradata/dave/undotbs01.dbf

     4    0  Incr 3136508    16-APR-13/u01/app/oracle/oradata/dave/users01.dbf

     8    0  Incr 3136508    16-APR-13 /u01/app/oracle/oradata/dave/FDA01.dbf

     9    0  Incr 3136508    16-APR-13/u01/app/oracle/oradata/dave/FDA02.dbf

    BS Key Type LV Size       Device TypeElapsed Time Completion Time

    ------- ---- -- ---------- ----------------------- ---------------

    19     Incr 0  908.19M    DISK       00:00:50     16-APR-13     

           BP Key: 19   Status: EXPIRED  Compressed: NO  Tag: DAVE_LEV0

           Piece Name: /u01/backup/dave_lev0_0io76nh7_1_1_20130416

     List of Datafiles in backup set 19

     File LV Type Ckp SCN    CkpTime  Name

      ------ ---- ---------- --------- ----

     1    0  Incr 3136507    16-APR-13/u01/app/oracle/oradata/dave/system01.dbf

     10   0  Incr 3136507    16-APR-13/u01/app/oracle/oradata/dave/FDA03.dbf

     11   0  Incr 3136507    16-APR-13 /u01/app/oracle/oradata/dave/FDA04.dbf

     12   0  Incr 3136507    16-APR-13/u01/app/oracle/oradata/dave/ts01.dbf

     13   0  Incr 3136507    16-APR-13/u01/app/oracle/oradata/dave/ts02.dbf

    BS Key Type LV Size       Device TypeElapsed Time Completion Time

    ------- ---- -- ---------- ----------------------- ---------------

    21     Incr 0  426.01M    DISK       00:00:18     16-APR-13     

           BP Key: 21   Status: EXPIRED  Compressed: NO  Tag: DAVE_LEV0

           Piece Name: /u01/backup/dave_lev0_0ko76nim_1_1_20130416

     List of Datafiles in backup set 21

     File LV Type Ckp SCN    CkpTime  Name

     ---- -- ---- ---------- --------- ----

     5    0  Incr 3136645    16-APR-13/u01/app/oracle/oradata/dave/example01.dbf

     6    0  Incr 3136645    16-APR-13/u01/app/oracle/oradata/dave/mssm01.dbf

     7    0  Incr 3136645    16-APR-13/u01/app/oracle/oradata/dave/assm01.dbf

     14   0  Incr 3136645    16-APR-13/u01/app/oracle/oradata/dave/dave01.dbf

     15   0  Incr 3136645    16-APR-13/u01/app/oracle/oradata/dave/anqing01.dbf

    BS Key Size       Device Type ElapsedTime Completion Time

    ------- ---------- ----------- ---------------------------

    22     40.93M     DISK        00:00:01     16-APR-13     

           BP Key: 22   Status: EXPIRED  Compressed: NO  Tag: ARC_BAK

           Piece Name: /u01/backup/arch_0no76njh_1_1_20130416

     List of Archived Logs in backup set 22

     Thrd Seq     Low SCN    Low Time Next SCN   Next Time

     ---- ------- ---------- --------- ---------- ---------

     1    23      3120875   15-APR-13 3136670    16-APR-13

     1    24      3136670   16-APR-13 3136678    16-APR-13

    BS Key Type LV Size       Device TypeElapsed Time Completion Time

    ------- ---- -- ---------- ----------------------- ---------------

    24     Full    9.64M      DISK        00:00:01     16-APR-13     

           BP Key: 24   Status: EXPIRED  Compressed: NO  Tag: BAK_CTLFILE

           Piece Name: /u01/backup/ctl_file_0oo76njm_1_1_20130416

     Control File Included: Ckp SCN: 3136695      Ckp time: 16-APR-13

    RMAN>

    --删除这些过期的信息:

    RMAN> delete noprompt expired backup;

    using channel ORA_DISK_1

    List of Backup Pieces

    BP Key BS Key  Pc# Cp# Status      Device Type Piece Name

    ------- ------- --- --- ---------------------- ----------

    18     18      1   1  EXPIRED     DISK        /u01/backup/dave_lev0_0jo76nh7_1_1_20130416

    19     19      1   1  EXPIRED     DISK       /u01/backup/dave_lev0_0io76nh7_1_1_20130416

    21     21      1   1  EXPIRED     DISK       /u01/backup/dave_lev0_0ko76nim_1_1_20130416

    22     22      1   1  EXPIRED     DISK        /u01/backup/arch_0no76njh_1_1_20130416

    24     24      1   1  EXPIRED     DISK       /u01/backup/ctl_file_0oo76njm_1_1_20130416

    deleted backup piece

    backup piecehandle=/u01/backup/dave_lev0_0jo76nh7_1_1_20130416 RECID=18 STAMP=812867112

    deleted backup piece

    backup piecehandle=/u01/backup/dave_lev0_0io76nh7_1_1_20130416 RECID=19 STAMP=812867111

    deleted backup piece

    backup piecehandle=/u01/backup/dave_lev0_0ko76nim_1_1_20130416 RECID=21 STAMP=812867158

    deleted backup piece

    backup piece handle=/u01/backup/arch_0no76njh_1_1_20130416RECID=22 STAMP=812867185

    deleted backup piece

    backup piecehandle=/u01/backup/ctl_file_0oo76njm_1_1_20130416 RECID=24 STAMP=812867191

    Deleted 5 EXPIRED objects

    RMAN>

    --RMAN 验证:

    RMAN> list backupset summary;

    specification does not match any backup inthe repository

    2.5 将备份集重新注册到控制文件

    因为之前备份集的位置发生改变,导致corsscheck之后,将之前备份的记录标记为expired,我们后来手工删除了这些expired的备份集信息。

    现在我们要进行恢复,必须将之前的备份信息重新注册到控制文件中来。

    2.5.1 方法一:注册单个备份片

    RMAN> CATALOG BACKUPPIECE '/u01/bak/arch_0no76njh_1_1_20130416','/u01/bak/ctl_file_0oo76njm_1_1_20130416';

    cataloged backup piece

    backup piecehandle=/u01/bak/arch_0no76njh_1_1_20130416 RECID=25 STAMP=812872014

    cataloged backup piece

    backup piece handle=/u01/bak/ctl_file_0oo76njm_1_1_20130416RECID=26 STAMP=812872014

    --可以正常查看:

    RMAN> list backupset summary;

    List of Backups

    ===============

    Key    TY LV S Device Type Completion Time #Pieces #Copies Compressed Tag

    ------- -- -- - ----------- ---------------------- ------- ---------- ---

    25     B  A  A DISK       16-APR-13       1       1      NO         ARC_BAK

    26     B  F  A DISK       16-APR-13       1       1      NO         BAK_CTLFILE

    RMAN> catalog start with'/data01/';  

    2.5.2 方法二:注册整个目录

    ---ASM:

    CATALOG START WITH '+disk'; # catalog allfiles from an ASM disk group

    --本地目录:最后一定要加/

    CATALOG START WITH '/fs1/datafiles/'; #catalog all files in directory

    --有多个目录,注册多次:

    RMAN> catalog start with'/data01/';  
    RMAN>catalog start with '/data02/';  
    RMAN>catalog start with '/data03/';

    --示例:

    RMAN> catalog start with '/u01/bak';

    searching for all files that match thepattern /u01/bak

    List of Files Unknown to the Database

    =====================================

    File Name: /u01/bak/dave_lev0_0io76nh7_1_1_20130416

    File Name:/u01/bak/dave_lev0_21o687pl_1_1_20130404

    File Name:/u01/bak/dave_spfile_1mo65679_1_1_20130403

    File Name:/u01/bak/arch_27o687s8_1_1_20130404

    File Name:/u01/bak/ctl_file_2ao6vobb_1_1_20130413

    File Name: /u01/bak/arch_26o687rp_1_1_20130404

    File Name:/u01/bak/arch_1ho6566m_1_1_20130403

    File Name:/u01/bak/dave_lev0_20o687pl_1_1_20130404

    File Name:/u01/bak/arch_1io6566n_1_1_20130403

    File Name:/u01/bak/dave_spfile_29o687sc_1_1_20130404

    File Name: /u01/bak/ctl_file_1lo65676_1_1_20130403

    File Name: /u01/bak/block_change_tracking.f

    File Name:/u01/bak/ctl_file_28o687sa_1_1_20130404

    File Name:/u01/bak/dave_lev0_0ko76nim_1_1_20130416

    File Name:/u01/bak/dave_lev0_22o687qp_1_1_20130404

    File Name: /u01/bak/dave_lev0_0jo76nh7_1_1_20130416

    Do you really want to catalog the abovefiles (enter YES or NO)? YES

    cataloging files...

    cataloging done

    List of Cataloged Files

    =======================

    File Name:/u01/bak/dave_lev0_0io76nh7_1_1_20130416

    File Name: /u01/bak/ctl_file_2ao6vobb_1_1_20130413

    File Name:/u01/bak/dave_lev0_0ko76nim_1_1_20130416

    File Name:/u01/bak/dave_lev0_0jo76nh7_1_1_20130416

    List of Files Which Where Not Cataloged

    =======================================

    File Name: /u01/bak/dave_lev0_21o687pl_1_1_20130404

     RMAN-07518: Reason: Foreign database file DBID: 854240218  Database Name: DAVE

    File Name:/u01/bak/dave_spfile_1mo65679_1_1_20130403

     RMAN-07518: Reason: Foreign database file DBID: 854240218  Database Name: DAVE

    File Name: /u01/bak/arch_27o687s8_1_1_20130404

     RMAN-07518: Reason: Foreign database file DBID: 854240218  Database Name: DAVE

    File Name:/u01/bak/arch_26o687rp_1_1_20130404

     RMAN-07518: Reason: Foreign database file DBID: 854240218  Database Name: DAVE

    File Name: /u01/bak/arch_1ho6566m_1_1_20130403

     RMAN-07518: Reason: Foreign database file DBID: 854240218  Database Name: DAVE

    File Name:/u01/bak/dave_lev0_20o687pl_1_1_20130404

     RMAN-07518: Reason: Foreign database file DBID: 854240218  Database Name: DAVE

    File Name: /u01/bak/arch_1io6566n_1_1_20130403

     RMAN-07518: Reason: Foreign database file DBID: 854240218  Database Name: DAVE

    File Name:/u01/bak/dave_spfile_29o687sc_1_1_20130404

     RMAN-07518: Reason: Foreign database file DBID: 854240218  Database Name: DAVE

    File Name:/u01/bak/ctl_file_1lo65676_1_1_20130403

     RMAN-07518: Reason: Foreign database file DBID: 854240218  Database Name: DAVE

    File Name: /u01/bak/block_change_tracking.f

     RMAN-07529: Reason: catalog is not supported for this file type

    File Name: /u01/bak/ctl_file_28o687sa_1_1_20130404

     RMAN-07518: Reason: Foreign database file DBID: 854240218  Database Name: DAVE

    File Name:/u01/bak/dave_lev0_22o687qp_1_1_20130404

     RMAN-07518: Reason: Foreign database file DBID: 854240218  Database Name: DAVE

    RMAN>

    --验证:

    RMAN> list backupset summary;

    List of Backups

    ===============

    Key    TY LV S Device Type Completion Time #Pieces #Copies Compressed Tag

    ------- -- -- - ----------- ---------------------- ------- ---------- ---

    25     B  A  A DISK       16-APR-13       1       1      NO         ARC_BAK

    26     B  F  A DISK       16-APR-13       1       1      NO         BAK_CTLFILE

    27     B  0  A DISK       16-APR-13       1       1      NO         DAVE_LEV0

    28     B  F  A DISK       13-APR-13       1      1       NO         BAK_CTLFILE

    29     B  0  A DISK       16-APR-13       1       1      NO         DAVE_LEV0

    30     B  0  A DISK       16-APR-13       1       1      NO         DAVE_LEV0

    2.6 使用RMAN 进行完全恢复

    RMAN> startup mount force

    Oracle instance started

    database mounted

    Total System Global Area     818401280 bytes

    Fixed Size                     2232800 bytes

    Variable Size                482348576 bytes

    Database Buffers             331350016 bytes

    Redo Buffers                   2469888 bytes

    RMAN> restore database;

    Starting restore at 16-APR-13

    allocated channel: ORA_DISK_1

    channel ORA_DISK_1: SID=18 device type=DISK

    channel ORA_DISK_1: starting datafilebackup set restore

    channel ORA_DISK_1: specifying datafile(s)to restore from backup set

    channel ORA_DISK_1: restoring datafile00001 to /u01/app/oracle/oradata/dave/system01.dbf

    channel ORA_DISK_1: restoring datafile00010 to /u01/app/oracle/oradata/dave/FDA03.dbf

    channel ORA_DISK_1: restoring datafile00011 to /u01/app/oracle/oradata/dave/FDA04.dbf

    channel ORA_DISK_1: restoring datafile00012 to /u01/app/oracle/oradata/dave/ts01.dbf

    channel ORA_DISK_1: restoring datafile00013 to /u01/app/oracle/oradata/dave/ts02.dbf

    channel ORA_DISK_1: reading from backuppiece /u01/bak/dave_lev0_0io76nh7_1_1_20130416

    channel ORA_DISK_1: piecehandle=/u01/bak/dave_lev0_0io76nh7_1_1_20130416 tag=DAVE_LEV0

    channel ORA_DISK_1: restored backup piece 1

    channel ORA_DISK_1: restore complete,elapsed time: 00:00:35

    channel ORA_DISK_1: starting datafilebackup set restore

    channel ORA_DISK_1: specifying datafile(s)to restore from backup set

    channel ORA_DISK_1: restoring datafile00002 to /u01/app/oracle/oradata/dave/sysaux01.dbf

    channel ORA_DISK_1: restoring datafile00003 to /u01/app/oracle/oradata/dave/undotbs01.dbf

    channel ORA_DISK_1: restoring datafile00004 to /u01/app/oracle/oradata/dave/users01.dbf

    channel ORA_DISK_1: restoring datafile00008 to /u01/app/oracle/oradata/dave/FDA01.dbf

    channel ORA_DISK_1: restoring datafile00009 to /u01/app/oracle/oradata/dave/FDA02.dbf

    channel ORA_DISK_1: reading from backuppiece /u01/bak/dave_lev0_0jo76nh7_1_1_20130416

    channel ORA_DISK_1: piecehandle=/u01/bak/dave_lev0_0jo76nh7_1_1_20130416 tag=DAVE_LEV0

    channel ORA_DISK_1: restored backup piece 1

    channel ORA_DISK_1: restore complete,elapsed time: 00:00:25

    channel ORA_DISK_1: starting datafilebackup set restore

    channel ORA_DISK_1: specifying datafile(s)to restore from backup set

    channel ORA_DISK_1: restoring datafile00005 to /u01/app/oracle/oradata/dave/example01.dbf

    channel ORA_DISK_1: restoring datafile00006 to /u01/app/oracle/oradata/dave/mssm01.dbf

    channel ORA_DISK_1: restoring datafile00007 to /u01/app/oracle/oradata/dave/assm01.dbf

    channel ORA_DISK_1: restoring datafile 00014to /u01/app/oracle/oradata/dave/dave01.dbf

    channel ORA_DISK_1: restoring datafile00015 to /u01/app/oracle/oradata/dave/anqing01.dbf

    channel ORA_DISK_1: reading from backuppiece /u01/bak/dave_lev0_0ko76nim_1_1_20130416

    channel ORA_DISK_1: piece handle=/u01/bak/dave_lev0_0ko76nim_1_1_20130416tag=DAVE_LEV0

    channel ORA_DISK_1: restored backup piece 1

    channel ORA_DISK_1: restore complete,elapsed time: 00:00:25

    Finished restore at 16-APR-13

    RMAN> recover database;

    Starting recover at 16-APR-13

    using channel ORA_DISK_1

    starting media recovery

    media recovery complete, elapsed time:00:00:03

    Finished recover at 16-APR-13

    RMAN> alter database open;

    database opened

    RMAN>

    成功恢复。

    三 .重建控制文件

        第二节中我们演示的备份集的位置发生改变。那么还有另一种情况,就是控制文件被重建了。 这时候也会清空RMAN 备份中的相关信息。

        而重建控制文件又分两种情况:resetlogs 和noresetlogs。

    Oracle 控制文件 说明

    http://blog.csdn.net/tianlesoftware/article/details/4974440

    使用使用resetlogs 重建控制文件后,RMAN恢复又会涉及到incarnation 问题,而Noresetlogs 就不会出现这种问题。

        我们这里演示Noresetlogs 的方式重建控制文件并恢复的问题。

    3.1 使用RMAN Nocatalog 进行全库备份

    Nocatalog 下的RMAN 增量备份 shell脚本

    http://blog.csdn.net/tianlesoftware/article/details/6164931

    3.2 查看备份信息

    [oracle@dave bak]$ exportNLS_DATE_FORMAT="YYYY-MM-DD HH24:MI:SS"

    [oracle@dave bak]$ rman target /

    Recovery Manager: Release 11.2.0.3.0 -Production on Tue Apr 16 05:59:00 2013

    Copyright (c) 1982, 2011, Oracle and/or itsaffiliates.  All rights reserved.

    connected to target database: ANQING(DBID=743034417)

    RMAN> list backup summary;

    using target database control file insteadof recovery catalog

    List of Backups

    ===============

    Key    TY LV S Device Type Completion Time    #Pieces #Copies Compressed Tag

    ------- -- -- - ------------------------------ ------- ------- ---------- ---

    25     B  A  A DISK       2013-04-16 04:26:25 1       1       NO         ARC_BAK

    26     B  F  A DISK       2013-04-16 04:26:30 1       1       NO         BAK_CTLFILE

    27      B 0  A DISK        2013-04-16 04:25:11 1       1      NO         DAVE_LEV0

    28     B  F  A DISK       2013-04-13 12:56:11 1       1       NO         BAK_CTLFILE

    29     B  0  A DISK       2013-04-16 04:25:58 1       1       NO         DAVE_LEV0

    30      B 0  A DISK        2013-04-16 04:25:11 1       1      NO         DAVE_LEV0

    我这里使用的还是之前的备份,所以我这里所有的备份集都是之前修改过多路径:/u01/bak.

    3.3 使用noresetlogs重建控制文件

    SQL> oradebug setmypid

    Statement processed.

    SQL> alter database backup controlfileto trace;

    Database altered.

    SQL> oradebug tracefile_name

    /u01/app/oracle/diag/rdbms/anqing/anqing/trace/anqing_ora_8932.trc

    SQL> shutdown immediate

    ORA-01109: database not open

    Database dismounted.

    ORACLE instance shut down.

    SQL>

    SQL> startup nomount;

    ORACLE instance started.

    Total System Global Area  818401280 bytes

    Fixed Size                  2232800 bytes

    Variable Size             482348576 bytes

    Database Buffers          331350016 bytes

    Redo Buffers                2469888 bytes

    SQL> CREATE CONTROLFILE REUSE DATABASE"ANQING" NORESETLOGS ARCHIVELOG

     2      MAXLOGFILES 16

     3      MAXLOGMEMBERS 3

     4      MAXDATAFILES 100

     5      MAXINSTANCES 8

     6      MAXLOGHISTORY 292

     7  LOGFILE

     8    GROUP 1'/u01/app/oracle/oradata/dave/redo01.log' SIZE 50M BLOCKSIZE 512,

     9    GROUP 2'/u01/app/oracle/oradata/dave/redo02.log' SIZE 50M BLOCKSIZE 512,

     10   GROUP 3 '/u01/app/oracle/oradata/dave/redo03.log'  SIZE 50M BLOCKSIZE 512

     11 DATAFILE

     12   '/u01/app/oracle/oradata/dave/system01.dbf',

     13   '/u01/app/oracle/oradata/dave/sysaux01.dbf',

     14   '/u01/app/oracle/oradata/dave/undotbs01.dbf',

     15   '/u01/app/oracle/oradata/dave/users01.dbf',

     16   '/u01/app/oracle/oradata/dave/example01.dbf',

     17   '/u01/app/oracle/oradata/dave/mssm01.dbf ',

     18   '/u01/app/oracle/oradata/dave/assm01.dbf',

     19   '/u01/app/oracle/oradata/dave/FDA01.dbf',

     20   '/u01/app/oracle/oradata/dave/FDA02.dbf',

     21   '/u01/app/oracle/oradata/dave/FDA03.dbf',

     22   '/u01/app/oracle/oradata/dave/FDA04.dbf',

     23   '/u01/app/oracle/oradata/dave/ts01.dbf',

     24   '/u01/app/oracle/oradata/dave/ts02.dbf',

     25   '/u01/app/oracle/oradata/dave/dave01.dbf',

     26   '/u01/app/oracle/oradata/dave/anqing01.dbf'

     27 CHARACTER SET AL32UTF8

     28  ;

    Control file created.

    SQL> RECOVER DATABASE

    ORA-00283: recovery session canceled due toerrors

    ORA-00264: no recovery required

    SQL> ALTER DATABASE OPEN;

    Database altered.

    SQL> ALTER TABLESPACE TEMP ADD TEMPFILE'/u01/app/oracle/oradata/dave/temp01.dbf'

     2       SIZE 20971520  REUSE AUTOEXTEND ON NEXT 655360  MAXSIZE 32767M;

    Tablespace altered.

    具体说明参考:

    Oracle控制文件 说明

    http://blog.csdn.net/tianlesoftware/article/details/4974440

    3.4 查看重建控制文件的RMAN 备份信息

    RMAN> list backupset summary;

    using target database control file insteadof recovery catalog

    specification does not match any backup inthe repository

    --什么信息都没。

    3.5 将备份集重新注册到控制文件

    RMAN> catalog start with '/u01/bak';

    searching for all files that match thepattern /u01/bak

    List of Files Unknown to the Database

    =====================================

    File Name:/u01/bak/arch_0no76njh_1_1_20130416

    File Name: /u01/bak/dave_lev0_0io76nh7_1_1_20130416

    File Name:/u01/bak/dave_lev0_21o687pl_1_1_20130404

    File Name:/u01/bak/dave_spfile_1mo65679_1_1_20130403

    File Name:/u01/bak/arch_27o687s8_1_1_20130404

    File Name:/u01/bak/ctl_file_2ao6vobb_1_1_20130413

    File Name: /u01/bak/arch_26o687rp_1_1_20130404

    File Name:/u01/bak/arch_1ho6566m_1_1_20130403

    File Name:/u01/bak/dave_lev0_20o687pl_1_1_20130404

    File Name:/u01/bak/arch_1io6566n_1_1_20130403

    File Name:/u01/bak/dave_spfile_29o687sc_1_1_20130404

    File Name: /u01/bak/ctl_file_1lo65676_1_1_20130403

    File Name: /u01/bak/block_change_tracking.f

    File Name:/u01/bak/ctl_file_0oo76njm_1_1_20130416

    File Name:/u01/bak/ctl_file_28o687sa_1_1_20130404

    File Name:/u01/bak/dave_lev0_0ko76nim_1_1_20130416

    File Name: /u01/bak/dave_lev0_22o687qp_1_1_20130404

    File Name:/u01/bak/dave_lev0_0jo76nh7_1_1_20130416

    Do you really want to catalog the abovefiles (enter YES or NO)? YES

    cataloging files...

    cataloging done

    List of Cataloged Files

    =======================

    File Name: /u01/bak/arch_0no76njh_1_1_20130416

    File Name:/u01/bak/dave_lev0_0io76nh7_1_1_20130416

    File Name:/u01/bak/ctl_file_2ao6vobb_1_1_20130413

    File Name:/u01/bak/ctl_file_0oo76njm_1_1_20130416

    File Name:/u01/bak/dave_lev0_0ko76nim_1_1_20130416

    File Name: /u01/bak/dave_lev0_0jo76nh7_1_1_20130416

    List of Files Which Where Not Cataloged

    =======================================

    File Name:/u01/bak/dave_lev0_21o687pl_1_1_20130404

     RMAN-07518: Reason: Foreign database file DBID: 854240218  Database Name: DAVE

    File Name:/u01/bak/dave_spfile_1mo65679_1_1_20130403

     RMAN-07518: Reason: Foreign database file DBID: 854240218  Database Name: DAVE

    File Name:/u01/bak/arch_27o687s8_1_1_20130404

     RMAN-07518: Reason: Foreign database file DBID: 854240218  Database Name: DAVE

    File Name:/u01/bak/arch_26o687rp_1_1_20130404

     RMAN-07518: Reason: Foreign database file DBID: 854240218  Database Name: DAVE

    File Name:/u01/bak/arch_1ho6566m_1_1_20130403

     RMAN-07518: Reason: Foreign database file DBID: 854240218  Database Name: DAVE

    File Name:/u01/bak/dave_lev0_20o687pl_1_1_20130404

     RMAN-07518: Reason: Foreign database file DBID: 854240218  Database Name: DAVE

    File Name:/u01/bak/arch_1io6566n_1_1_20130403

     RMAN-07518: Reason: Foreign database file DBID: 854240218  Database Name: DAVE

    File Name:/u01/bak/dave_spfile_29o687sc_1_1_20130404

     RMAN-07518: Reason: Foreign database file DBID: 854240218  Database Name: DAVE

    File Name:/u01/bak/ctl_file_1lo65676_1_1_20130403

     RMAN-07518: Reason: Foreign database file DBID: 854240218  Database Name: DAVE

    File Name: /u01/bak/block_change_tracking.f

     RMAN-07529: Reason: catalog is not supported for this file type

    File Name:/u01/bak/ctl_file_28o687sa_1_1_20130404

     RMAN-07518: Reason: Foreign database file DBID: 854240218  Database Name: DAVE

    File Name:/u01/bak/dave_lev0_22o687qp_1_1_20130404

     RMAN-07518: Reason: Foreign database file DBID: 854240218  Database Name: DAVE

    RMAN>

    --效验:

    RMAN> list backupset summary;

    List of Backups

    ===============

    Key    TY LV S Device Type Completion Time    #Pieces #Copies Compressed Tag

    ------- -- -- - ------------------------------ ------- ------- ---------- ---

    1      B  A  A DISK       2013-04-16 04:26:25 1       1       NO         ARC_BAK

    2      B  0  A DISK       2013-04-16 04:25:11 1       1       NO        DAVE_LEV0

    3      B  F  A DISK       2013-04-13 12:56:11 1       1       NO         BAK_CTLFILE

    4      B  F  A DISK       2013-04-16 04:26:30 1       1       NO         BAK_CTLFILE

    5      B  0  A DISK       2013-04-16 04:25:58 1       1      NO         DAVE_LEV0

    6      B  0  A DISK       2013-04-16 04:25:11 1       1       NO         DAVE_LEV0

    3.6 执行RMAN 恢复

    RMAN> startup mount force;

    Oracle instance started

    database mounted

    Total System Global Area     818401280 bytes

    Fixed Size                     2232800 bytes

    Variable Size                482348576 bytes

    Database Buffers             331350016 bytes

    Redo Buffers                   2469888 bytes

    RMAN> restore database;

    Starting restore at 2013-04-16 06:10:47

    allocated channel: ORA_DISK_1

    channel ORA_DISK_1: SID=1 device type=DISK

    channel ORA_DISK_1: starting datafilebackup set restore

    channel ORA_DISK_1: specifying datafile(s)to restore from backup set

    channel ORA_DISK_1: restoring datafile00001 to /u01/app/oracle/oradata/dave/system01.dbf

    channel ORA_DISK_1: restoring datafile00010 to /u01/app/oracle/oradata/dave/FDA03.dbf

    channel ORA_DISK_1: restoring datafile00011 to /u01/app/oracle/oradata/dave/FDA04.dbf

    channel ORA_DISK_1: restoring datafile00012 to /u01/app/oracle/oradata/dave/ts01.dbf

    channel ORA_DISK_1: restoring datafile00013 to /u01/app/oracle/oradata/dave/ts02.dbf

    channel ORA_DISK_1: reading from backuppiece /u01/bak/dave_lev0_0io76nh7_1_1_20130416

    channel ORA_DISK_1: piecehandle=/u01/bak/dave_lev0_0io76nh7_1_1_20130416 tag=DAVE_LEV0

    channel ORA_DISK_1: restored backup piece 1

    channel ORA_DISK_1: restore complete,elapsed time: 00:00:35

    channel ORA_DISK_1: starting datafilebackup set restore

    channel ORA_DISK_1: specifying datafile(s)to restore from backup set

    channel ORA_DISK_1: restoring datafile00002 to /u01/app/oracle/oradata/dave/sysaux01.dbf

    channel ORA_DISK_1: restoring datafile00003 to /u01/app/oracle/oradata/dave/undotbs01.dbf

    channel ORA_DISK_1: restoring datafile00004 to /u01/app/oracle/oradata/dave/users01.dbf

    channel ORA_DISK_1: restoring datafile00008 to /u01/app/oracle/oradata/dave/FDA01.dbf

    channel ORA_DISK_1: restoring datafile00009 to /u01/app/oracle/oradata/dave/FDA02.dbf

    channel ORA_DISK_1: reading from backuppiece /u01/bak/dave_lev0_0jo76nh7_1_1_20130416

    channel ORA_DISK_1: piecehandle=/u01/bak/dave_lev0_0jo76nh7_1_1_20130416 tag=DAVE_LEV0

    channel ORA_DISK_1: restored backup piece 1

    channel ORA_DISK_1: restore complete,elapsed time: 00:00:25

    channel ORA_DISK_1: starting datafile backupset restore

    channel ORA_DISK_1: specifying datafile(s)to restore from backup set

    channel ORA_DISK_1: restoring datafile00005 to /u01/app/oracle/oradata/dave/example01.dbf

    channel ORA_DISK_1: restoring datafile00006 to /u01/app/oracle/oradata/dave/mssm01.dbf

    channel ORA_DISK_1: restoring datafile00007 to /u01/app/oracle/oradata/dave/assm01.dbf

    channel ORA_DISK_1: restoring datafile00014 to /u01/app/oracle/oradata/dave/dave01.dbf

    channel ORA_DISK_1: restoring datafile00015 to /u01/app/oracle/oradata/dave/anqing01.dbf

    channel ORA_DISK_1: reading from backuppiece /u01/bak/dave_lev0_0ko76nim_1_1_20130416

    channel ORA_DISK_1: piecehandle=/u01/bak/dave_lev0_0ko76nim_1_1_20130416 tag=DAVE_LEV0

    channel ORA_DISK_1: restored backup piece 1

    channel ORA_DISK_1: restore complete,elapsed time: 00:00:25

    Finished restore at 2013-04-16 06:12:14

    RMAN> recover database;

    Starting recover at 2013-04-16 06:12:17

    using channel ORA_DISK_1

    starting media recovery

    archived log for thread 1 with sequence 24is already on disk as file/u01/app/oracle/fast_recovery_area/ANQING/archivelog/2013_04_16/o1_mf_1_24_8prydhlc_.arc

    archived log for thread 1 with sequence 25is already on disk as file /u01/app/oracle/fast_recovery_area/ANQING/archivelog/2013_04_16/o1_mf_1_25_8prxqnrq_.arc

    archived log for thread 1 with sequence 26is already on disk as file/u01/app/oracle/fast_recovery_area/ANQING/archivelog/2013_04_16/o1_mf_1_26_8prydhsm_.arc

    channel ORA_DISK_1: starting archived logrestore to default destination

    channel ORA_DISK_1: restoring archived log

    archived log thread=1 sequence=23

    channel ORA_DISK_1: reading from backuppiece /u01/bak/arch_0no76njh_1_1_20130416

    channel ORA_DISK_1: piece handle=/u01/bak/arch_0no76njh_1_1_20130416tag=ARC_BAK

    channel ORA_DISK_1: restored backup piece 1

    channel ORA_DISK_1: restore complete,elapsed time: 00:00:01

    archived log filename=/u01/app/oracle/fast_recovery_area/ANQING/archivelog/2013_04_16/o1_mf_1_23_8pryt3dw_.arcthread=1 sequence=23

    channel default: deleting archived log(s)

    archived log filename=/u01/app/oracle/fast_recovery_area/ANQING/archivelog/2013_04_16/o1_mf_1_23_8pryt3dw_.arcRECID=19 STAMP=812873540

    archived log file name=/u01/app/oracle/fast_recovery_area/ANQING/archivelog/2013_04_16/o1_mf_1_24_8prydhlc_.arcthread=1 sequence=24

    media recovery complete, elapsed time:00:00:03

    Finished recover at 2013-04-16 06:12:23

    RMAN> alter database open;

    database opened

    RMAN>

    测试OK。

    --------------------------------------------------------------------------------------------

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