欢迎您访问程序员文章站本站旨在为大家提供分享程序员计算机编程知识!
您现在的位置是: 首页  >  数据库

RMAN数据库恢复失败一则

程序员文章站 2022-06-01 13:01:46
...

问题: 这是一个从RAC环境的数据库的RAMN备份恢复到一个单机数据库的操作。 当恢复数据文件和恢复正常,但在open数据库时出报下面的错误。 --rman备份恢复操作 #创建参数文件 cd $ORACLE_HOME/dbs $cat initntracdb.ora *.archive_lag_target=0 *.compatible

问题:

这是一个从RAC环境的数据库的RAMN备份恢复到一个单机数据库的操作。

当恢复数据文件和恢复正常,但在open数据库时出报下面的错误。

--rman备份恢复操作

#创建参数文件

cd $ORACLE_HOME/dbs

$cat initntracdb.ora

*.archive_lag_target=0

*.compatible='11.2.0.4.0'

*.control_files='/u01/oracle/oradata/ntracdb/controlfile1.dbf','/u01/oracle/oradata/ntracdb/controlfile2.dbf'

*.db_block_size=8192

*.db_create_file_dest='/u01/oracle/oradata/ntracdb'

*.db_name='ntracdb'

*.db_recovery_file_dest='/u01/oracle/fast_recovery_area'

*.db_recovery_file_dest_size=299000M

*.db_unique_name='ntracdb'

*.dg_broker_start=true

*.local_listener='(ADDRESS=(PROTOCOL=TCP)(HOST=nticket3)(PORT=1521))'

*.log_archive_format='%t_%s_%r.dbf'

*.log_archive_max_processes=4

*.log_archive_min_succeed_dest=1

*.log_archive_trace=0

*.log_file_name_convert='null','null'

*.nls_language='SIMPLIFIEDCHINESE'

*.nls_territory='CHINA'

*.open_cursors=300

*.pga_aggregate_target=429496729

*.processes=600

*.remote_login_passwordfile='exclusive'

*.sga_max_size=3435973836

*.sga_target=3221225472

*.standby_file_management='auto'

*.undo_tablespace='UNDOTBS1'

rman target /

startup nomount;

restore controlfile from'/home/oracle/rmanbak/ncnnf0_TAG20141110T011010_0.1205.863228449'; --首先恢复控制文件

alter database mount;

catalog start with'/home/oracle/rmanbak/'; --批量登记拷过来的rman备份,假设拷过来的备份放到了/u01/rmanbak/目录

list backup; --查看要恢复的是不是这个备份文件

run {

set newname for datafile'+DATA01/ntracdb/datafile/users.295.855410331' to'/u01/oracle/oradata/ntracdb/users.295.855410331';

set newname for datafile'+DATA01/ntracdb/datafile/undotbs1.263.855410331' to'/u01/oracle/oradata/ntracdb/undotbs1.263.855410331';

set newname for datafile'+DATA01/ntracdb/datafile/sysaux.264.855410331' to'/u01/oracle/oradata/ntracdb/sysaux.264.855410331';

set newname for datafile'+DATA01/ntracdb/datafile/system.265.855410331' to'/u01/oracle/oradata/ntracdb/system.265.855410331';

set newname for datafile'+DATA01/ntracdb/datafile/undotbs2.293.855410453' to'/u01/oracle/oradata/ntracdb/undotbs2.293.855410453';

set newname for datafile'+DATA01/ntracdb/datafile/undotbs3.292.855410453' to'/u01/oracle/oradata/ntracdb/undotbs3.292.855410453';

set newname for datafile'+DATA01/ntracdb/datafile/sysaux.257.857772301' to '/u01/oracle/oradata/ntracdb/sysaux.257.857772301';

set newname for datafile'+DATA01/ntracdb/datafile/strategy.256.858008275' to'/u01/oracle/oradata/ntracdb/strategy.256.858008275'

restore database;

switch datafile all;

recover database;

}

--打开数据库时报错

$sqlplus / as sysdba

SQL> alter database open;

alter database open

*

第 1 行出现错误

ORA-03113:通信通道的文件结尾

进程 ID :6988

回话 ID:191 序列号:3

--查看日志

Thu Nov 13 10:13:20 2014

alter database open

Data Guard Brokerinitializing...

Data Guard Brokerinitialization complete

Data Guard: verifying databaseprimary role...

Thu Nov 13 10:13:20 2014

LGWR: STARTING ARCH PROCESSES

Thu Nov 13 10:13:20 2014

ARC0 started with pid=21, OSid=26949

ARC0: Archival started

LGWR: STARTING ARCH PROCESSESCOMPLETE

ARC0: STARTING ARCH PROCESSES

LGWR: Primary database is inMAXIMUM AVAILABILITY mode

LGWR: DestinationLOG_ARCHIVE_DEST_1 is not serviced by LGWR

LGWR: Minimum of 1 LGWR standbydatabase required

Errors in file/u01/oracle/diag/rdbms/ntracdb/ntracdb/trace/ntracdb_lgwr_26870.trc:

ORA-16072: a minimum of onestandby database destination is required

Thu Nov 13 10:13:21 2014

ARC1 started with pid=22, OSid=26953

LGWR (ospid: 26870):terminating the instance due to error 16072

Thu Nov 13 10:13:21 2014

System statedump requested by (instance=1, osid=26870 (LGWR)), summary=[abnormal instancetermination].

System Statedumped to trace file/u01/oracle/diag/rdbms/ntracdb/ntracdb/trace/ntracdb_diag_26846_20141113101321.trc

Dumpingdiagnostic data in directory=[cdmp_20141113101321], requested by (instance=1,osid=26870 (LGWR)), summary=[abnormal instance termination].

Instanceterminated by LGWR, pid = 26870

原因:

可能是控制文件备份时失败所致

解决办法:

重建控制文件,然后再打开数据库

STARTUP NOMOUNT

CREATE CONTROLFILE REUSEDATABASE "ntracdb" NORESETLOGS FORCE LOGGING ARCHIVELOG

MAXLOGFILES 16

MAXLOGMEMBERS 3

MAXDATAFILES 100

MAXINSTANCES 8

MAXLOGHISTORY 9344

LOGFILE

GROUP 1'/u01/oracle/oradata/ntracdb/NTRACDB/onlinelog/o1_mf_1_b682j5nk_.log' SIZE 200M,

GROUP 2 '/u01/oracle/oradata/ntracdb/NTRACDB/onlinelog/o1_mf_2_b682j7gw_.log' SIZE 200M,

GROUP 3'/u01/oracle/oradata/ntracdb/NTRACDB/onlinelog/o1_mf_3_b682j98k_.log' SIZE 200M,

GROUP 4'/u01/oracle/oradata/ntracdb/NTRACDB/onlinelog/o1_mf_4_b682jc2t_.log' SIZE 200M

-- STANDBY LOGFILE

DATAFILE

'/u01/oracle/oradata/ntracdb/users.295.855410331',

'/u01/oracle/oradata/ntracdb/undotbs1.263.855410331',

'/u01/oracle/oradata/ntracdb/sysaux.264.855410331',

'/u01/oracle/oradata/ntracdb/system.265.855410331',

'/u01/oracle/oradata/ntracdb/undotbs2.293.855410453',

'/u01/oracle/oradata/ntracdb/undotbs3.292.855410453',

'/u01/oracle/oradata/ntracdb/sysaux.257.857772301',

'/u01/oracle/oradata/ntracdb/strategy.256.858008275',

'/u01/oracle/oradata/ntracdb/strategy.302.858008423'

CHARACTER SET ZHS16GBK;

SQL> RECOVER DATABASE;

ORA-00283: 恢复会话因错误而取消

ORA-00264: 不要求恢复

--此时可以正常打开数据库

SQL> alter database open;

数据库已更改。

#创建临时表空间

CREATE TEMPORARY TABLESPACE temp TEMPFILE'/u01/oracle/oradata/ntracdb/temp01.dbf'

SIZE 20M REUSE

EXTENT MANAGEMENT LOCAL UNIFORM SIZE 16M;