oracle11g 在azure云中使用rman进行实例迁移
2016-03-27 08:58
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1,开始备份
2,查看备份的文件目录
原blog地址: /article/7189723.html,未经过原作者mchdba(黄杉)同意,谢绝转载。
3,传输
4,去目标库上nomount方式启动数据库
5,恢复控制文件
6,将数据库状态改成mount:
7,注册备份文件
8,开始执行restore恢复操作,将数据从备份集写入到磁盘上的数据文件里面,还原已经备份的数据文件
9,应用归档日志恢复数据文件
需要将缺失的归档日志从原始备份库copy到微软云azure的oracle服务器上 ,或者直接恢复到SCN点上:
10,打开数据库
11,验证数据库
[root@test_90 ~]# bash -x /oracle/backup/scripts/rman_full_backup.sh ++ date +%F + export DATE=2016-03-17 + DATE=2016-03-17 + export BACK_DIR=/oracle/backup/data + BACK_DIR=/oracle/backup/data + su - oracle -c ' mkdir -p /oracle/backup/data/2016-03-17 rman log=/oracle/backup/data/2016-03-17/rman_backup.log target / <<EOF run{ backup as compressed backupset database format '\''/oracle/backup/data/2016-03-17/full_%d_%T_%s.bak'\'' plus archivelog format '\''/oracle/backup/data/2016-03-17/arch_%d_%T_%s.bak'\'' delete input; sql '\''alter system archive log current'\''; } crosscheck backup; crosscheck archivelog all; delete noprompt expired backup; delete noprompt expired archivelog all; delete noprompt obsolete; exit EOF ' RMAN> 2> 3> 4> 5> 6> 7> RMAN> RMAN> RMAN> RMAN> RMAN> RMAN> + su - oracle -c ' chmod 775 /oracle/backup/data/2016-03-17/* ' + echo 'begin to copy the backup to pd servers.' + echo 'end to copy the backup to pd server.' [root@test_90 ~]# ll
2,查看备份的文件目录
RMAN> list backup of controlfile; using target database control file instead of recovery catalog List of Backup Sets =================== BS Key Type LV Size Device Type Elapsed Time Completion Time ------- ---- -- ---------- ----------- ------------ --------------- 6 Full 1.05M DISK 00:00:01 17-MAR-16 BP Key: 6 Status: AVAILABLE Compressed: YES Tag: TAG20160317T202130 Piece Name: /oracle/backup/data/2016-03-17/full_POWERDES_20160317_15.bak Control File Included: Ckp SCN: 31576216 Ckp time: 17-MAR-16 RMAN> list backup of spfile; List of Backup Sets =================== BS Key Type LV Size Device Type Elapsed Time Completion Time ------- ---- -- ---------- ----------- ------------ --------------- 6 Full 1.05M DISK 00:00:01 17-MAR-16 BP Key: 6 Status: AVAILABLE Compressed: YES Tag: TAG20160317T202130 Piece Name: /oracle/backup/data/2016-03-17/full_POWERDES_20160317_15.bak SPFILE Included: Modification time: 17-MAR-16 SPFILE db_unique_name: POWERDES RMAN> [oracle@test_90 ~]$ rlwrap sqlplus / as sysdba SQL*Plus: Release 11.2.0.1.0 Production on Thu Mar 17 21:08:32 2016 Copyright (c) 1982, 2009, Oracle. All rights reserved. Connected to: Oracle Database 11g Enterprise Edition Release 11.2.0.1.0 - 64bit Production With the Partitioning, OLAP, Data Mining and Real Application Testing options SQL> SQL> create pfile='/oracle/pfile_20160317.ora' from spfile; File created. SQL>
原blog地址: /article/7189723.html,未经过原作者mchdba(黄杉)同意,谢绝转载。
3,传输
[oracle@test_90 ~]$ scp -P50390 -r /oracle/pfile_20160317.ora 2016-03-17 192.168.237.46:/oracle/backup/ The authenticity of host '[192.168.237.46]:50390 ([192.168.237.46]:50390)' can't be established. RSA key fingerprint is c0:1c:30:8a:bd:8c:90:b2:af:57:1d:29:ab:1f:90:f9. Are you sure you want to continue connecting (yes/no)? yes Warning: Permanently added '[192.168.237.46]:50390' (RSA) to the list of known hosts. oracle@192.168.237.46's password: pfile_20160317.ora 100% 1008 1.0KB/s 00:00 [oracle@test_90 ~]$ [oracle@test_90 data]$ scp -P50390 -r 2016-03-17 192.168.237.46:/oracle/backup/ oracle@192.168.237.46's password: full_POWERDES_20160317_14.bak 100% 1914MB 4.7MB/s 06:49 full_POWERDES_20160317_15.bak 100% 1088KB 1.1MB/s 00:00 arch_POWERDES_20160317_16.bak 100% 180KB 179.5KB/s 00:00 rman_backup.log 100% 6331 6.2KB/s 00:00 [oracle@test_90 data]$
4,去目标库上nomount方式启动数据库
SQL> shutdown immediate ORA-01507: database not mounted ORACLE instance shut down. SQL> startup nomount pfile='/oracle/backup/pfile_20160317.ora'; ORACLE instance started. Total System Global Area 1603411968 bytes Fixed Size 2213776 bytes Variable Size 1023412336 bytes Database Buffers 570425344 bytes Redo Buffers 7360512 bytes SQL>
5,恢复控制文件
RMAN> restore controlfile to '/oracle/app/oracle/orclstu/control01.ctl' from '/oracle/backup/2016-03-17/full_POWERDES_20160317_15.bak'; Starting restore at 17-MAR-16 using channel ORA_DISK_1 channel ORA_DISK_1: restoring control file channel ORA_DISK_1: restore complete, elapsed time: 00:00:01 Finished restore at 17-MAR-16 RMAN>
6,将数据库状态改成mount:
RMAN> alter database mount 2> ; database mounted released channel: ORA_DISK_1 RMAN>
7,注册备份文件
RMAN> catalog start with '/oracle/backup/2016-03-17'; Starting implicit crosscheck backup at 17-MAR-16 allocated channel: ORA_DISK_1 channel ORA_DISK_1: SID=134 device type=DISK Crosschecked 4 objects Finished implicit crosscheck backup at 17-MAR-16 Starting implicit crosscheck copy at 17-MAR-16 using channel ORA_DISK_1 Finished implicit crosscheck copy at 17-MAR-16 searching for all files in the recovery area cataloging files... no files cataloged searching for all files that match the pattern /oracle/backup/2016-03-17 List of Files Unknown to the Database ===================================== File Name: /oracle/backup/2016-03-17/rman_backup.log File Name: /oracle/backup/2016-03-17/arch_POWERDES_20160317_16.bak File Name: /oracle/backup/2016-03-17/full_POWERDES_20160317_15.bak File Name: /oracle/backup/2016-03-17/full_POWERDES_20160317_14.bak Do you really want to catalog the above files (enter YES or NO)? YES cataloging files... cataloging done List of Cataloged Files ======================= File Name: /oracle/backup/2016-03-17/arch_POWERDES_20160317_16.bak File Name: /oracle/backup/2016-03-17/full_POWERDES_20160317_15.bak File Name: /oracle/backup/2016-03-17/full_POWERDES_20160317_14.bak List of Files Which Where Not Cataloged ======================================= File Name: /oracle/backup/2016-03-17/rman_backup.log RMAN-07517: Reason: The file header is corrupted RMAN>
8,开始执行restore恢复操作,将数据从备份集写入到磁盘上的数据文件里面,还原已经备份的数据文件
RMAN> restore database; Starting restore at 17-MAR-16 using target database control file instead of recovery catalog allocated channel: ORA_DISK_1 channel ORA_DISK_1: SID=133 device type=DISK channel ORA_DISK_1: starting datafile backup set restore channel ORA_DISK_1: specifying datafile(s) to restore from backup set channel ORA_DISK_1: restoring datafile 00001 to /data/oracle/orclstu/system01.dbf channel ORA_DISK_1: restoring datafile 00002 to /data/oracle/orclstu/sysaux01.dbf channel ORA_DISK_1: restoring datafile 00003 to /data/oracle/orclstu/undotbs01.dbf channel ORA_DISK_1: restoring datafile 00004 to /data/oracle/orclstu/users01.dbf channel ORA_DISK_1: restoring datafile 00005 to /data/oracle/orclstu/orclstuk01.dbf channel ORA_DISK_1: restoring datafile 00006 to /data/oracle/orclstu/plas01.dbf channel ORA_DISK_1: restoring datafile 00007 to /data/oracle/orclstu/plcrm01.dbf channel ORA_DISK_1: restoring datafile 00008 to /data/oracle/orclstu/pl01.dbf channel ORA_DISK_1: restoring datafile 00009 to /data/oracle/orclstu/help01.dbf channel ORA_DISK_1: reading from backup piece /oracle/backup/2016-03-17/full_POWERDES_20160317_14.bak channel ORA_DISK_1: piece handle=/oracle/backup/2016-03-17/full_POWERDES_20160317_14.bak tag=TAG20160317T202130 channel ORA_DISK_1: restored backup piece 1 channel ORA_DISK_1: restore complete, elapsed time: 00:14:25 Finished restore at 17-MAR-16 RMAN>
9,应用归档日志恢复数据文件
RMAN> recover database; Starting recover at 17-MAR-16 using channel ORA_DISK_1 starting media recovery channel ORA_DISK_1: starting archived log restore to default destination channel ORA_DISK_1: restoring archived log archived log thread=1 sequence=1428 channel ORA_DISK_1: reading from backup piece /oracle/backup/2016-03-17/arch_POWERDES_20160317_16.bak channel ORA_DISK_1: piece handle=/oracle/backup/2016-03-17/arch_POWERDES_20160317_16.bak tag=TAG20160317T202918 channel ORA_DISK_1: restored backup piece 1 channel ORA_DISK_1: restore complete, elapsed time: 00:00:03 archived log file name=/oracle/app/oracle/flash_recovery_area/POWERDES/archivelog/2016_03_17/o1_mf_1_1428_cgog3ons_.arc thread=1 sequence=1428 channel default: deleting archived log(s) archived log file name=/oracle/app/oracle/flash_recovery_area/POWERDES/archivelog/2016_03_17/o1_mf_1_1428_cgog3ons_.arc RECID=2 STAMP=906760822 unable to find archived log archived log thread=1 sequence=1429 RMAN-00571: =========================================================== RMAN-00569: =============== ERROR MESSAGE STACK FOLLOWS =============== RMAN-00571: =========================================================== RMAN-03002: failure of recover command at 03/17/2016 22:00:29 RMAN-06054: media recovery requesting unknown archived log for thread 1 with sequence 1429 and starting SCN of 31576222 RMAN>
需要将缺失的归档日志从原始备份库copy到微软云azure的oracle服务器上 ,或者直接恢复到SCN点上:
RMAN> recover database until scn 31576222; Starting recover at 17-MAR-16 using channel ORA_DISK_1 starting media recovery media recovery complete, elapsed time: 00:00:00 Finished recover at 17-MAR-16 RMAN>
10,打开数据库
RMAN> alter database open resetlogs; database opened RMAN>
11,验证数据库
[oracle@yueworldoracle_crm admin]$ more tnsnames.ora # tnsnames.ora Network Configuration File: /oracle/app/oracle/product/11.2.0/dbhome_1/network/admin/tnsnames.ora # Generated by Oracle configuration tools. POWERDES = (DESCRIPTION = (ADDRESS = (PROTOCOL = TCP)(HOST = localhost)(PORT = 1521)) (CONNECT_DATA = (SERVER = DEDICATED) (SERVICE_NAME = orclstu) ) ) CRM390 = (DESCRIPTION = (ADDRESS_LIST = (ADDRESS = (PROTOCOL = TCP)(HOST = 192.158.3.91)(PORT = 1521)) ) (CONNECT_DATA = (SERVICE_NAME = orclstu) ) ) [oracle@yueworldoracle_crm admin]$ [oracle@yueworldoracle_crm admin]$ rlwrap sqlplus orclstuk/pa1624390@CRM390; SQL*Plus: Release 11.2.0.1.0 Production on Thu Mar 17 22:15:41 2016 Copyright (c) 1982, 2009, Oracle. All rights reserved. Connected to: Oracle Database 11g Enterprise Edition Release 11.2.0.1.0 - 64bit Production With the Partitioning, OLAP, Data Mining and Real Application Testing options SQL> create table z_te(id number); Table created. SQL> insert into z_te(id)values(1); 1 row created. SQL> commit; Commit complete. SQL> select * from z_te; ID ---------- 1 SQL> drop table z_te; Table dropped. SQL> select * from z_te; select * from z_te * ERROR at line 1: ORA-00942: table or view does not exist SQL>
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