数据库迁移-从ASM到文件系统

[oracle@gtser1 ~]$ sqlplus "/as sysdba"

 

SQL*Plus: Release 10.2.0.5.0 - Production on MonFeb 25 16:41:04 2013

 

Copyright (c) 1982, 2010, Oracle.  All Rights Reserved.

 

 

Connected to:

Oracle Database 10g Enterprise Edition Release10.2.0.5.0 - 64bit Production

With the Partitioning, OLAP, Data Mining and RealApplication Testing options

 

SQL> archive log list;

Database log mode              Archive Mode

Automatic archival             Enabled

Archive destination            +FRA

Oldest online log sequence     13

Next log sequence to archive   15

Current log sequence           15

--检查参数文件、控制文件位置

SQL> show parameter spfile;

 

NAME                                 TYPE        VALUE

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

spfile                               string      +DATA01/gt10g/parameterfile/sp

                                                file.268.808331735

SQL> show parameter control_files;

 

NAME                                 TYPE        VALUE

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

control_files                        string      +DATA01/gt10g/controlfile/curr

                                                ent.270.808328193

--备份参数文件                                       

SQL> create pfile='/tmp/pfile1' from spfile;

 

File created.

--查看现有数据文件位置

SQL> select name from v$datafile

  2  union all

  3  select name from v$controlfile

  4  union all

  5  select name from v$tempfile

  6  union all

  7  select member from v$logfile;

 

NAME

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

+DATA01/gt10g/datafile/system.271.808328265

+DATA01/gt10g/datafile/undotbs1.273.808328327

+DATA01/gt10g/datafile/sysaux.272.808328281

+DATA01/gt10g/datafile/users.269.808328331

+DATA01/gt10g/datafile/gtlions.281.808328327

+DATA01/gt10g/datafile/gtlions.256.808328331

+DATA01/gt10g/controlfile/current.270.808328193

+DATA01/gt10g/tempfile/temp.262.808328581

+DATA01/gt10g/tempfile/gtlionstemp.263.808328591

+DATA01/gt10g/onlinelog/group_4.259.808328481

+DATA01/gt10g/onlinelog/group_5.260.808328487

 

NAME

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

+DATA01/gt10g/onlinelog/group_6.261.808328491

 

12 rows selected.

--查看OMF相关参数

SQL> show parameter db_create_file_dest;

 

NAME                                 TYPE        VALUE

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

db_create_file_dest                  string      +data01

SQL> show parameter db_recovery_file_dest_size;

show parameter db_recovery_file_dest;

 

NAME                                 TYPE        VALUE

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

db_recovery_file_dest_size           big integer 1G

SQL>

NAME                                 TYPE        VALUE

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

db_recovery_file_dest                string      +fra

db_recovery_file_dest_size           big integer 1G

SQL> show parameter log_archive_dest_1;

 

NAME                                 TYPE        VALUE

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

log_archive_dest_1                   string      location=+fra

log_archive_dest_10                  string

--清空文件系统目录

SQL> host

[oracle@gtser1 ~]$ rm -RF/u01/oracle/10g/oradata/gt10g/*

rm：无效选项 -- F

请尝试执行“rm --help”来获取更多信息。

rm：无效选项 -- F

[oracle@gtser1 ~]$ rm -Rf/u01/oracle/10g/oradata/gt10g/*

[oracle@gtser1 ~]$ ls/u01/oracle/10g/oradata/gt10g/

[oracle@gtser1 ~]$ exit

exit

--修改控制文件到文件系统

SQL> alter system setcontrol_files='/u01/oracle/10g/oradata/gt10g/control1.ctl' scope=spfile;

 

System altered.

--修改OMF相关参数

SQL> alter system reset db_create_file_destscope=spfile sid='*';

 

System altered.

 

SQL> alter system resetdb_recovery_file_dest_size scope=spfile sid='*';

 

System altered.

 

SQL> alter system reset db_recovery_file_destscope=spfile sid='*';

 

 

System altered.

--备份生成spfile、pfile

SQL> create pfile from spfile;

File created.

 

SQL> create spfile from pfile;

 

File created.

 

SQL> exit

Disconnected from Oracle Database 10g EnterpriseEdition Release 10.2.0.5.0 - 64bit Production

With the Partitioning, OLAP, Data Mining and RealApplication Testing options

--切换RMAN操作

[oracle@gtser1 ~]$ rman target /

 

Recovery Manager: Release 10.2.0.5.0 - Productionon Mon Feb 25 16:42:41 2013

 

Copyright (c) 1982, 2007, Oracle.  All rights reserved.

 

connected to target database: GT10G(DBID=2268277830)

--查看现有用户文件信息

RMAN> report schema;

 

using target database control file instead of recoverycatalog

Report of database schema

 

List of Permanent Datafiles

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

File Size(MB) Tablespace           RB segs Datafile Name

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

1   440      SYSTEM               ***    +DATA01/gt10g/datafile/system.271.808328265

2   25       UNDOTBS1             ***    +DATA01/gt10g/datafile/undotbs1.273.808328327

3   250      SYSAUX               ***    +DATA01/gt10g/datafile/sysaux.272.808328281

4    5        USERS                ***     +DATA01/gt10g/datafile/users.269.808328331

5   10       GTLIONS              ***    +DATA01/gt10g/datafile/gtlions.281.808328327

6   10       GTLIONS              ***    +DATA01/gt10g/datafile/gtlions.256.808328331

 

List of Temporary Files

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

File Size(MB) Tablespace           Maxsize(MB) Tempfile Name

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

1   100      GTLIONSTEMP          100        +DATA01/gt10g/tempfile/gtlionstemp.263.808328591

2   100      TEMP                 100        +DATA01/gt10g/tempfile/temp.262.808328581

--备份数据文件到文件系统

RMAN> backup as copy datafile 1 format'/u01/oracle/10g/oradata/gt10g/system01.dbf';

 

Starting backup at 25-FEB-13

allocated channel: ORA_DISK_1

channel ORA_DISK_1: sid=141 devtype=DISK

channel ORA_DISK_1: starting datafile copy

input datafile fno=00001name=+DATA01/gt10g/datafile/system.271.808328265

outputfilename=/u01/oracle/10g/oradata/gt10g/system01.dbf tag=TAG20130225T164424recid=151 stamp=808332266

channel ORA_DISK_1: datafile copy complete,elapsed time: 00:00:03

channel ORA_DISK_1: starting datafile copy

copying current control file

RMAN-03009: failure of backup command onORA_DISK_1 channel at 02/25/2013 16:44:28

ORA-01580: error creating control backup file/u01/oracle/10g/oradata/gt10g/system01.dbf

ORA-27038: created file already exists

Additional information: 1

continuing other job steps, job failed will notbe re-run

channel ORA_DISK_1: starting full datafilebackupset

channel ORA_DISK_1: specifying datafile(s) inbackupset

including current SPFILE in backupset

channel ORA_DISK_1: starting piece 1 at 25-FEB-13

RMAN-00571:===========================================================

RMAN-00569: =============== ERROR MESSAGE STACKFOLLOWS ===============

RMAN-00571:===========================================================

RMAN-03009: failure of backup command onORA_DISK_1 channel at 02/25/2013 16:44:29

ORA-19504: failed to create file"/u01/oracle/10g/oradata/gt10g/system01.dbf"

ORA-27038: created file already exists

Additional information: 1

 

RMAN> backup as copy datafile 2 format'/u01/oracle/10g/oradata/gt10g/undotbs1.dbf';

 

Starting backup at 25-FEB-13

using channel ORA_DISK_1

channel ORA_DISK_1: starting datafile copy

input datafile fno=00002name=+DATA01/gt10g/datafile/undotbs1.273.808328327

outputfilename=/u01/oracle/10g/oradata/gt10g/undotbs1.dbf tag=TAG20130225T164526recid=152 stamp=808332326

channel ORA_DISK_1: datafile copy complete,elapsed time: 00:00:01

Finished backup at 25-FEB-13

 

RMAN> backup as copy datafile 3 format'/u01/oracle/10g/oradata/gt10g/sysaux01.dbf';

 

Starting backup at 25-FEB-13

using channel ORA_DISK_1

channel ORA_DISK_1: starting datafile copy

input datafile fno=00003name=+DATA01/gt10g/datafile/sysaux.272.808328281

outputfilename=/u01/oracle/10g/oradata/gt10g/sysaux01.dbf tag=TAG20130225T164533recid=153 stamp=808332334

channel ORA_DISK_1: datafile copy complete,elapsed time: 00:00:03

Finished backup at 25-FEB-13

 

RMAN> backup as copy datafile 4 format '/u01/oracle/10g/oradata/gt10g/users01.dbf';

 

Starting backup at 25-FEB-13

using channel ORA_DISK_1

channel ORA_DISK_1: starting datafile copy

input datafile fno=00004name=+DATA01/gt10g/datafile/users.269.808328331

output filename=/u01/oracle/10g/oradata/gt10g/users01.dbftag=TAG20130225T164541 recid=154 stamp=808332345

channel ORA_DISK_1: datafile copy complete,elapsed time: 00:00:07

Finished backup at 25-FEB-13

 

RMAN> backup as copy datafile 5 format'/u01/oracle/10g/oradata/gt10g/gtlions01.dbf';

 

Starting backup at 25-FEB-13

using channel ORA_DISK_1

channel ORA_DISK_1: starting datafile copy

input datafile fno=00005name=+DATA01/gt10g/datafile/gtlions.281.808328327

outputfilename=/u01/oracle/10g/oradata/gt10g/gtlions01.dbf tag=TAG20130225T164551recid=155 stamp=808332352

channel ORA_DISK_1: datafile copy complete,elapsed time: 00:00:01

Finished backup at 25-FEB-13

 

RMAN> backup as copy datafile 6 format'/u01/oracle/10g/oradata/gt10g/gtlions02.dbf';

 

Starting backup at 25-FEB-13

using channel ORA_DISK_1

channel ORA_DISK_1: starting datafile copy

input datafile fno=00006name=+DATA01/gt10g/datafile/gtlions.256.808328331

outputfilename=/u01/oracle/10g/oradata/gt10g/gtlions02.dbf tag=TAG20130225T164556recid=156 stamp=808332356

channel ORA_DISK_1: datafile copy complete,elapsed time: 00:00:01

Finished backup at 25-FEB-13

 

RMAN> backup as copy current controlfileformat '/tmp/controfile1';

 

Starting backup at 25-FEB-13

using channel ORA_DISK_1

channel ORA_DISK_1: starting datafile copy

copying current control file

RMAN-00571:===========================================================

RMAN-00569: =============== ERROR MESSAGE STACKFOLLOWS ===============

RMAN-00571:===========================================================

RMAN-03009: failure of backup command onORA_DISK_1 channel at 02/25/2013 16:46:02

ORA-01580: error creating control backup file/tmp/controfile1

ORA-27038: created file already exists

Additional information: 1

--备份控制文件到文件系统

RMAN> backup as copy current controlfileformat '/tmp/controfile1';

 

Starting backup at 25-FEB-13

using channel ORA_DISK_1

channel ORA_DISK_1: starting datafile copy

copying current control file

output filename=/tmp/controfile1tag=TAG20130225T164617 recid=157 stamp=808332377

channel ORA_DISK_1: datafile copy complete, elapsedtime: 00:00:01

Finished backup at 25-FEB-13

--关闭数据库

RMAN> shutdown immediate;

 

database closed

database dismounted

Oracle instance shut down

--启动到nomount状态

RMAN> startup nomount;

 

connected to target database (not started)

Oracle instance started

 

Total System Global Area     520093696 bytes

 

Fixed Size                     2097496 bytes

Variable Size                138415784 bytes

Database Buffers             373293056 bytes

Redo Buffers                   6287360 bytes

--还原控制文件

RMAN> restore controlfile from'/tmp/controfile1';

 

Starting restore at 25-FEB-13

allocated channel: ORA_DISK_1

channel ORA_DISK_1: sid=156 devtype=DISK

 

channel ORA_DISK_1: copied control file copy

outputfilename=/u01/oracle/10g/oradata/gt10g/control1.ctl

Finished restore at 25-FEB-13

--启动数据库到mount状态

RMAN> alter database mount;

 

database mounted

released channel: ORA_DISK_1

--切换数据文件到copy

RMAN> switch database to copy;

 

datafile 1 switched to datafile copy"/u01/oracle/10g/oradata/gt10g/system01.dbf"

datafile 2 switched to datafile copy"/u01/oracle/10g/oradata/gt10g/undotbs1.dbf"

datafile 3 switched to datafile copy"/u01/oracle/10g/oradata/gt10g/sysaux01.dbf"

datafile 4 switched to datafile copy"/u01/oracle/10g/oradata/gt10g/users01.dbf"

datafile 5 switched to datafile copy"/u01/oracle/10g/oradata/gt10g/gtlions01.dbf"

datafile 6 switched to datafile copy"/u01/oracle/10g/oradata/gt10g/gtlions02.dbf"

--恢复数据库

RMAN> recover database;

 

Starting recover at 25-FEB-13

allocated channel: ORA_DISK_1

channel ORA_DISK_1: sid=153 devtype=DISK

 

starting media recovery

 

archive log thread 1 sequence 15 is already ondisk as file +DATA01/gt10g/onlinelog/group_6.261.808328491

archive logfilename=+DATA01/gt10g/onlinelog/group_6.261.808328491 thread=1 sequence=15

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

Finished recover at 25-FEB-13

--打开数据库

RMAN> alter database open resetlogs;

 

database opened

 

--切换SQL*PLUS操作

[oracle@gtser1 ~]$ sqlplus "/as sysdba"

 

SQL*Plus: Release 10.2.0.5.0 - Production on MonFeb 25 16:53:19 2013

 

Copyright (c) 1982, 2010, Oracle.  All Rights Reserved.

 

 

Connected to:

Oracle Database 10g Enterprise Edition Release10.2.0.5.0 - 64bit Production

With the Partitioning, OLAP, Data Mining and RealApplication Testing options

--迁移REDO到文件系统

SQL> alter database add logfile group 1'/u01/oracle/10g/oradata/gt10g/redo1.log' size 30m;

 

 

Database altered.

 

SQL> alter database add logfile group 2'/u01/oracle/10g/oradata/gt10g/redo2.log' size 30m;

Database altered.

 

SQL> alter database add logfile group 3'/u01/oracle/10g/oradata/gt10g/redo3.log' size 30m;

 

Database altered.

--删除旧REDO文件

SQL> alter database drop logfile group 4;

alter database drop logfile group 4

*

ERROR at line 1:

ORA-01623: log 4 is current log for instancegt10g (thread 1) - cannot drop

ORA-00312: online log 4 thread 1:

'+DATA01/gt10g/onlinelog/group_4.259.808328481'

 

 

SQL> alter database drop logfile group 5;

 

Database altered.

 

SQL> alter database drop logfile group 6;

 

Database altered.

 

SQL> alter system switch logfile;

 

System altered.

 

SQL> alter database drop logfile group 4;

 

Database altered.

--迁移TEMP到文件系统，并删除旧TEMP文件

SQL> alter tablespace temp add tempfile'/u01/oracle/10g/oradata/gt10g/temp01.dbf' size 100m;

 

Tablespace altered.

 

SQL> alter tablespace temp drop tempfile'+DATA01/gt10g/tempfile/temp.262.808328581';

 

Tablespace altered.

 

SQL> alter tablespace gtlionstemp add tempfile'/u01/oracle/10g/oradata/gt10g/gtlionstemp01.dbf' size 100m;

 

Tablespace altered.

 

SQL> alter tablespace gtlionstemp droptempfile '+DATA01/gt10g/tempfile/gtlionstemp.263.808328591';

 

Tablespace altered.

 

--检查迁移结果

SQL> Select Name

  2    From V$datafile

  3  Union All

  4  Select Name

  5    From V$controlfile

  6  Union All

  7  Select Name

  8    From V$tempfile

  9  Union All

 10  Select Member From V$logfile;

 

NAME

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

/u01/oracle/10g/oradata/gt10g/system01.dbf

/u01/oracle/10g/oradata/gt10g/undotbs1.dbf

/u01/oracle/10g/oradata/gt10g/sysaux01.dbf

/u01/oracle/10g/oradata/gt10g/users01.dbf

/u01/oracle/10g/oradata/gt10g/gtlions01.dbf

/u01/oracle/10g/oradata/gt10g/gtlions02.dbf

/u01/oracle/10g/oradata/gt10g/control1.ctl

/u01/oracle/10g/oradata/gt10g/gtlionstemp01.dbf

/u01/oracle/10g/oradata/gt10g/temp01.dbf

/u01/oracle/10g/oradata/gt10g/redo1.log

/u01/oracle/10g/oradata/gt10g/redo2.log

 

NAME

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

/u01/oracle/10g/oradata/gt10g/redo3.log

 

12 rows selected.

 

SQL> show parameter spfile;

 

NAME                                 TYPE        VALUE

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

spfile                               string      /u01/oracle/10g/product/10.2.0

                                                /db_1/dbs/spfilegt10g.ora

RMAN> report schema;

 

Report of database schema

 

List of Permanent Datafiles

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

File Size(MB) Tablespace           RB segs Datafile Name

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

1   440      SYSTEM               ***     /u01/oracle/10g/oradata/gt10g/system01.dbf

2   25       UNDOTBS1             ***     /u01/oracle/10g/oradata/gt10g/undotbs1.dbf

3   250      SYSAUX               ***     /u01/oracle/10g/oradata/gt10g/sysaux01.dbf

4    5        USERS                ***     /u01/oracle/10g/oradata/gt10g/users01.dbf

5   10       GTLIONS              ***    /u01/oracle/10g/oradata/gt10g/gtlions01.dbf

6   10       GTLIONS              ***    /u01/oracle/10g/oradata/gt10g/gtlions02.dbf

 

List of Temporary Files

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

File Size(MB) Tablespace           Maxsize(MB) Tempfile Name

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

2   100      GTLIONSTEMP          100        /u01/oracle/10g/oradata/gt10g/gtlionstemp01.dbf

3   100      TEMP                 100         /u01/oracle/10g/oradata/gt10g/temp01.dbf

-The End-