标签:读取 recover 增量 ESS RoCE dir 遇到 dlx tempfile
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#编辑pfile文件initspdb.ora
vi /oracle/app/oracle/product/12.2.0/db_1/dbs/initspdb.ora
audit_file_dest=‘/oracle/app/oracle/admin/spdb/adump‘ audit_trail=‘db‘ compatible=‘12.2.0‘ control_files=‘/oracle/app/oracle/oradata/spdb/control.ctl‘ db_block_size=8192 db_name=‘spdb‘ diagnostic_dest=‘/oracle/app/oracle‘ dispatchers=‘(PROTOCOL=TCP) (SERVICE=spdbXDB)‘ enable_pluggable_database=true log_archive_dest_1=‘LOCATION=/orabak/archivelog‘ open_cursors=300 pga_aggregate_target=5120m processes=400 remote_login_passwordfile=‘exclusive‘ sga_target=10240m undo_tablespace=‘UNDOTBS1‘ db_file_name_convert=‘+DATADG/SPDB/DATAFILE‘,‘/oracle/app/oracle/oradata/spdb/‘,‘+DATADG/SPDB/8E80F930196B6100E053E200A8C0AF9F/DATAFILE‘,‘/oracle/app/oracle/oradata/spdb/pdbseed/‘,‘+DATADG/SPDB/8E81C7A967C43CB7E053E300A8C06223/DATAFILE‘,‘/oracle/app/oracle/oradata/spdb/spdb1pdb/‘,‘+DATADG/SPDB/93BFEF75138BC79EE053E300A8C08BA1/DATAFILE‘,‘/oracle/app/oracle/oradata/spdb/kdlxpdb
#创建目录
mkdir -p /oracle/app/oracle/admin/spdb/adump
mkdir -p /orabak/archivelog
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#创建spfile
SQL> create spfile from pfile=‘/oracle/app/oracle/product/12.2.0/db_1/dbs/initspdb.ora‘
#进到nomount状态
SQL> startup nomount
--#恢复spfile文件
--RMAN> restore spfile from ‘/orabak/spfile_ORCL_1026474723_1096_1‘;
SQL> shutdown abort
cd /oracle/app/oracle/product/12.2.0/db_1/dbs/
rm initspdb.ora
$strings spfilespdb.ora
SQL> startup nomount
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#恢复control文件
RMAN> restore controlfile from ‘/orabak/control_ORCL_1026474721_1095_1‘;
#进到mount状态
SQL> alter database mount;
#删除backup
RMAN> list backup;
RMAN> crosscheck backup;
RMAN> delete backup;
RMAN> list backup;
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#恢复dbfile全备文件
RMAN> catalog start with ‘/orabak/backup/‘;
RMAN> list backup;
rman target /
run{
allocate channel ch1 type disk;
allocate channel ch2 type disk;
set newname for datafile 1 to ‘/oracle/app/oracle/oradata/spdb/system.dbf‘;
set newname for datafile 3 to ‘/oracle/app/oracle/oradata/spdb/sysaux.dbf‘;
set newname for datafile 5 to ‘/oracle/app/oracle/oradata/spdb/undotbs1.dbf‘;
set newname for datafile 7 to ‘/oracle/app/oracle/oradata/spdb/undotbs2.dbf‘;
set newname for datafile 8 to ‘/oracle/app/oracle/oradata/spdb/users.dbf‘;
set newname for datafile 2 to ‘/oracle/app/oracle/oradata/spdb/pdbseed/system.dbf‘;
set newname for datafile 4 to ‘/oracle/app/oracle/oradata/spdb/pdbseed/sysaux.dbf‘;
set newname for datafile 6 to ‘/oracle/app/oracle/oradata/spdb/pdbseed/undotbs1.dbf‘;
set newname for datafile 9 to ‘/oracle/app/oracle/oradata/spdb/spdb1pdb/system.dbf‘;
set newname for datafile 10 to ‘/oracle/app/oracle/oradata/spdb/spdb1pdb/sysaux.dbf‘;
set newname for datafile 11 to ‘/oracle/app/oracle/oradata/spdb/spdb1pdb/undotbs1.dbf‘;
set newname for datafile 12 to ‘/oracle/app/oracle/oradata/spdb/spdb1pdb/undo_2.dbf‘;
set newname for datafile 13 to ‘/oracle/app/oracle/oradata/spdb/spdb1pdb/users.dbf‘;
set newname for datafile 14 to ‘/oracle/app/oracle/oradata/spdb/spdb1pdb/spdata1.dbf‘;
set newname for datafile 15 to ‘/oracle/app/oracle/oradata/spdb/spdb1pdb/spdata2.dbf‘;
set newname for datafile 16 to ‘/oracle/app/oracle/oradata/spdb/spdb1pdb/managedata1.dbf‘;
set newname for datafile 18 to ‘/oracle/app/oracle/oradata/spdb/spdb1pdb/managedata2.dbf‘;
set newname for datafile 17 to ‘/oracle/app/oracle/oradata/spdb/spdb1pdb/clouddata1.dbf‘;
set newname for datafile 19 to ‘/oracle/app/oracle/oradata/spdb/spdb1pdb/clouddata2.dbf‘;
set newname for datafile 20 to ‘/oracle/app/oracle/oradata/spdb/spdb1pdb/cloudtestdata1.dbf‘;
set newname for datafile 21 to ‘/oracle/app/oracle/oradata/spdb/spdb1pdb/cloudtestdata2.dbf‘;
set newname for datafile 28 to ‘/oracle/app/oracle/oradata/spdb/kdlxpdb/system.dbf‘;
set newname for datafile 29 to ‘/oracle/app/oracle/oradata/spdb/kdlxpdb/sysaux.dbf‘;
set newname for datafile 30 to ‘/oracle/app/oracle/oradata/spdb/kdlxpdb/undotbs1.dbf‘;
restore database;
switch datafile all;
switch tempfile all;
release channel ch1;
release channel ch2;
}
RMAN> recover database;
#recover报错,需要指定SCN
RMAN> recover database until scn 233086903; #全量备份的SCN
#将归档日志及增量备份数据文件拷贝至/orabak/backup/目录并追加
RMAN> catalog start with ‘/orabak/backup/‘;
RMAN> list backup;
#找到对应增量备份节点的SCN进行恢复,建议根据备份策略依次恢复(优先读取增量文件其次归档日志)。
RMAN> recover database until scn 234809384; #归档日志恢复第一天增量
RMAN> recover database until scn 237672420; #增量文件及归档日志恢复第二天增量
#第二天增量恢复完成,接着恢复第三天增量报错。备份期间生成过数据文件,可通过恢复单独数据文件恢复,因隔天忘记恢复第三天增量数据。
RMAN> recover database until scn 241710899; #第三天增量恢复
RMAN> restore datafile 31;
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#数据库open
SQL> alter database open;
SQL> alter database open resetlogs;
#ASM磁盘和集群报错,需要调整控制文件
SQL> alter database backup controlfile to trace as ‘/home/oracle/ctl.control‘;
SQL> shutdown abort;
vi /home/oracle/ctl.control
STARTUP NOMOUNT CREATE CONTROLFILE REUSE DATABASE "SPDB" RESETLOGS ARCHIVELOG MAXLOGFILES 192 MAXLOGMEMBERS 3 MAXDATAFILES 1024 MAXINSTANCES 32 MAXLOGHISTORY 584 LOGFILE GROUP 1 ‘/oracle/app/oracle/oradata/spdb/redo1.log‘ SIZE 200M BLOCKSIZE 512, GROUP 2 ‘/oracle/app/oracle/oradata/spdb/redo2.log‘ SIZE 200M BLOCKSIZE 512 -- STANDBY LOGFILE DATAFILE ‘/oracle/app/oracle/oradata/spdb/system.dbf‘, ‘/oracle/app/oracle/oradata/spdb/pdbseed/system.dbf‘, ‘/oracle/app/oracle/oradata/spdb/sysaux.dbf‘, ‘/oracle/app/oracle/oradata/spdb/pdbseed/sysaux.dbf‘, ‘/oracle/app/oracle/oradata/spdb/undotbs1.dbf‘, ‘/oracle/app/oracle/oradata/spdb/pdbseed/undotbs1.dbf‘, ‘/oracle/app/oracle/oradata/spdb/undotbs2.dbf‘, ‘/oracle/app/oracle/oradata/spdb/users.dbf‘, ‘/oracle/app/oracle/oradata/spdb/spdb1pdb/system.dbf‘, ‘/oracle/app/oracle/oradata/spdb/spdb1pdb/sysaux.dbf‘, ‘/oracle/app/oracle/oradata/spdb/spdb1pdb/undotbs1.dbf‘, ‘/oracle/app/oracle/oradata/spdb/spdb1pdb/undo_2.dbf‘, ‘/oracle/app/oracle/oradata/spdb/spdb1pdb/users.dbf‘, ‘/oracle/app/oracle/oradata/spdb/spdb1pdb/spdata1.dbf‘, ‘/oracle/app/oracle/oradata/spdb/spdb1pdb/spdata2.dbf‘, ‘/oracle/app/oracle/oradata/spdb/spdb1pdb/managedata1.dbf‘, ‘/oracle/app/oracle/oradata/spdb/spdb1pdb/clouddata1.dbf‘, ‘/oracle/app/oracle/oradata/spdb/spdb1pdb/managedata2.dbf‘, ‘/oracle/app/oracle/oradata/spdb/spdb1pdb/clouddata2.dbf‘, ‘/oracle/app/oracle/oradata/spdb/spdb1pdb/cloudtestdata1.dbf‘, ‘/oracle/app/oracle/oradata/spdb/spdb1pdb/cloudtestdata2.dbf‘, ‘/oracle/app/oracle/oradata/spdb/kdlxpdb/system.dbf‘, ‘/oracle/app/oracle/oradata/spdb/kdlxpdb/sysaux.dbf‘, ‘/oracle/app/oracle/oradata/spdb/kdlxpdb/undotbs1.dbf‘ CHARACTER SET AL32UTF8 ; --RECOVER DATABASE --All logs need archiving and a log switch is needed. --ALTER SYSTEM ARCHIVE LOG ALL;
-- Database can now be opened normally. --ALTER DATABASE OPEN; -- Open all the PDBs. --ALTER PLUGGABLE DATABASE ALL OPEN;
#编辑控制文件,重新生成控制文件
SQL> @/home/oracle/ctl.control
SQL> alter database open RESETLOGS;
#生成thread 2 redo日志文件
SQL> ALTER DATABASE ADD LOGFILE THREAD 2 GROUP 3 ‘/oracle/app/oracle/oradata/spdb/redo03.log‘ SIZE 50M,GROUP 4 ‘/oracle/app/oracle/oradata/spdb/redo04.log‘ SIZE 50M;
SQL> alter database open RESETLOGS;
SQL> alter database open;
SQL> alter pluggable database all open;
至此RAC的RMAN异机恢复就完成了。恢复过程中遇到问题就针对解决吧,Good Luck!!!
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注常用命令:
RMAN> list backup;
RMAN> crosscheck backupset;
RMAN> delete backupset;
RMAN> delete backup;
RMAN> restore database;
RMAN> restore datafile 31;
RMAN> recover database until SCN XXX;
RMAN> list archivelog all;
RMAN> list copy;
RMAN> catalog start with ‘/orabak/backup‘;
标签:读取 recover 增量 ESS RoCE dir 遇到 dlx tempfile
原文地址:https://www.cnblogs.com/sonnyBag/p/12002521.html