怎么解决Oracle中dg主库创建文件备库未同步问题

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环境

备库standby_file_management参数为MANUAL

主库创建数据文件时备库应用失败

主库

SQL> create tablespace test datafile '+DATA/dgpri/datafile/test01.dbf' size 50m;

备库开启实时应用

ALTER DATABASE RECOVER MANAGED STANDBY DATABASE USING CURRENT LOGFILE DISCONNECT FROM SESSION;

查看日志

Archived Log entry 19 added for thread 1 sequence 30 rlc 1015097842 ID 0x3b7defac dest 2:RFS[6]: No standby redo logfiles available for thread 1 RFS[6]: Opened log for thread 1 sequence 31 dbid 998109615 branch 1015097842Thu Aug 01 01:20:03 2019Media Recovery Log /u01/app/oracle/product/11.2.0/dbhome_1/dbs/arch2_30_1015097842.dbfFile #6 added to control file as 'UNNAMED00006' becausethe parameter STANDBY_FILE_MANAGEMENT is set to MANUALThe file should be manually created to continue.Errors with log /u01/app/oracle/product/11.2.0/dbhome_1/dbs/arch2_30_1015097842.dbfMRP0: Background Media Recovery terminated with error 1274Errors in file /u01/app/oracle/diag/rdbms/dgphy/dgphy/trace/dgphy_pr00_74382.trc:ORA-01274: cannot add datafile '+DATA/dgpri/datafile/test01.dbf' - file could not be created....Managed Standby Recovery starting Real Time ApplyThu Aug 01 01:22:10 2019Errors in file /u01/app/oracle/diag/rdbms/dgphy/dgphy/trace/dgphy_dbw0_74012.trc:ORA-01186: file 6 failed verification testsORA-01157: cannot identify/lock data file 6 - see DBWR trace fileORA-01111: name for data file 6 is unknown - rename to correct fileORA-01110: data file 6: '/u01/app/oracle/product/11.2.0/dbhome_1/dbs/UNNAMED00006'File 6 not verified due to error ORA-01157MRP0: Background Media Recovery terminated with error 1111Errors in file /u01/app/oracle/diag/rdbms/dgphy/dgphy/trace/dgphy_pr00_82248.trc:ORA-01111: name for data file 6 is unknown - rename to correct fileORA-01110: data file 6: '/u01/app/oracle/product/11.2.0/dbhome_1/dbs/UNNAMED00006'ORA-01157: cannot identify/lock data file 6 - see DBWR trace fileORA-01111: name for data file 6 is unknown - rename to correct fileORA-01110: data file 6: '/u01/app/oracle/product/11.2.0/dbhome_1/dbs/UNNAMED00006'Managed Standby Recovery not using Real Time Apply

此时备库执行

SQL> alter database create datafile '/u01/app/oracle/product/11.2.0/dbhome_1/dbs/UNNAMED00006' as '+DATA/dgphy/datafile/test01.dbf';Database altered.

再开启实时应用

SQL> ALTER DATABASE RECOVER MANAGED STANDBY DATABASE USING CURRENT LOGFILE DISCONNECT FROM SESSION;Database altered.

查看日志

ALTER SYSTEM SET standby_file_management='MANUAL' SCOPE=BOTH;alter database create datafile '/u01/app/oracle/product/11.2.0/dbhome_1/dbs/UNNAMED00006' as '+DATA/dgphy/datafile/test01.dbf'Completed: alter database create datafile '/u01/app/oracle/product/11.2.0/dbhome_1/dbs/UNNAMED00006' as '+DATA/dgphy/datafile/test01.dbf'Thu Aug 01 01:23:04 2019ALTER DATABASE RECOVER MANAGED STANDBY DATABASE USING CURRENT LOGFILE DISCONNECT FROM SESSIONAttempt to start background Managed Standby Recovery process (dgphy)Thu Aug 01 01:23:04 2019MRP0 started with pid=24, OS id=82426 MRP0: Background Managed Standby Recovery process started (dgphy) started logmerger processThu Aug 01 01:23:10 2019Managed Standby Recovery starting Real Time ApplyParallel Media Recovery started with 2 slavesWaiting for all non-current ORLs to be archived...All non-current ORLs have been archived.Thu Aug 01 01:23:10 2019Archiver process freed from errors. No longer stoppedMedia Recovery Log /u01/app/oracle/product/11.2.0/dbhome_1/dbs/arch2_30_1015097842.dbfCompleted: ALTER DATABASE RECOVER MANAGED STANDBY DATABASE USING CURRENT LOGFILE DISCONNECT FROM SESSIONMedia Recovery Log /u01/app/oracle/product/11.2.0/dbhome_1/dbs/arch2_31_1015097842.dbfMedia Recovery Waiting for thread 1 sequence 32 (in transit)

此时实时应用已经成功完成

查看进程

SQL> ! ps -ef|grep mrporacle    74365      1  0 00:43 ?        00:00:00 ora_mrp0_dgphyoracle    81797  80300  0 01:19 pts/14   00:00:00 /bin/bash -c  ps -ef|grep mrporacle    81799  81797  0 01:19 pts/14   00:00:00 grep mrp

查看数据文件

SQL> select name from v$datafile;NAME--------------------------------------------------------------------------------+DATA/dgphy/datafile/system.277.1015099429+DATA/dgphy/datafile/sysaux.278.1015099475+DATA/dgphy/datafile/undotbs1.280.1015099527+DATA/dgphy/datafile/users.281.1015099533+DATA/dgphy/datafile/example.279.1015099511+DATA/dgphy/datafile/test01.dbf6 rows selected.

发现问题已经解决了，最后

alter system set standby_file_management='AUTO';

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