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rman备份
1:脚本
解析:
数据库0级全备份,包括控制文件备份,备份7天以内的归档日志,
检查备份,删除过期备份;
run{
allocate channel cha1 type disk;
backup
incremental level 0
format '/rmanbak/inc0_%d_%s_%p_%u_%T.bak'
tag monday_inc0
database
include current controlfile;
sql "alter system archive log current";
backup format='/rmanbak/%d_%s.arc' archivelog from time='sysdate-7' until time='sysdate';
release channel cha1;
}
crosscheck backup;
delete noprompt expired backup;
delete noprompt obsolete;
exit
2:
控制文件自动备份,同时设置备份目录。控制文件备份的时间是当有数据备份的时候,自动会产生控制文件备份。
rman>CONFIGURE CONTROLFILE AUTOBACKUP ON;
rman>CONFIGURE CONTROLFILE AUTOBACKUP FORMAT FOR DEVICE TYPE DISK TO '/peng/%F';
3:
配置备份有效时间,保证7天备份有效。
rman>CONFIGURE RETENTION POLICY TO RECOVERY WINDOW OF 7 DAYS;
4:查看所有参数
show all;
RMAN configuration parameters are:
CONFIGURE RETENTION POLICY TO RECOVERY WINDOW OF 7 DAYS;
CONFIGURE BACKUP OPTIMIZATION OFF; # default
CONFIGURE DEFAULT DEVICE TYPE TO DISK; # default
CONFIGURE CONTROLFILE AUTOBACKUP ON;
CONFIGURE CONTROLFILE AUTOBACKUP FORMAT FOR DEVICE TYPE DISK TO '/peng/%F';
CONFIGURE DEVICE TYPE DISK PARALLELISM 1; # default
CONFIGURE DATAFILE BACKUP COPIES FOR DEVICE TYPE DISK TO 1; # default
CONFIGURE ARCHIVELOG BACKUP COPIES FOR DEVICE TYPE DISK TO 1; # default
RMAN configuration has no stored or default parameters
RMAN configuration has no stored or default parameters
CONFIGURE MAXSETSIZE TO UNLIMITED; # default
CONFIGURE SNAPSHOT CONTROLFILE NAME TO '/u01/app/oracle/product/9.2.0/dbs/snapcf_RMA.f'; # default
5:查看备份集
RMAN>list backup summary; 概述可用的备份;
B表示backup
F表示FULL
A表示archive log
0 1表示incremental backup
S说明备份状态(A AVAILABLE X EXPIRED )
RMAN> list backup summary;
List of Backups
===============
Key TY LV S Device Type Completion Time #Pieces #Copies Tag
------- -- -- - ----------- --------------- ------- ------- ---
1 B 0 A DISK 26-OCT-10 1 1 MONDAY_INC0
2 B 0 A DISK 26-OCT-10 1 1 MONDAY_INC0
3 B A A DISK 26-OCT-10 1 1 TAG20101026T061142
4 B 1 A DISK 26-OCT-10 1 1 MONDAY_INC1
5 B 1 A DISK 27-OCT-10 1 1 MONDAY_INC1
6 B 2 A DISK 28-OCT-10 1 1 MONDAY_INC2
7 B 2 A DISK 29-OCT-10 1 1 MONDAY_INC2
8 B 2 A DISK 30-OCT-10 1 1 MONDAY_INC2
9 B 0 A DISK 31-OCT-10 1 1 MONDAY_INC0
10 B A A DISK 31-OCT-10 1 1 TAG20101031T040134
11 B 2 A DISK 01-NOV-10 1 1 MONDAY_INC2
6:如果需要查看详细的备份集
rman>list backup;
7:手工删除备份
RMAN> delete obsolete; 删除陈旧备份; 如果是delete noprompt obsolete;则删除时候不提示。
RMAN> delete expired backup; 删除EXPIRED备份,如果是delete noprompt obsolete;则删除时候不提示。
RMAN> delete backupset 1; 删除特定备份集;“1”表示key 号;
8:
linux:ctrl+z 程序后台运行 ctrl+c终止当前运行的程序;
终止当前运行的后台备份:
sql>select sid,serial# from v$session where module like 'backup%'
150 44326
sql>alter system kill session '150,44326';
来自 “ ITPUB博客 ” ,链接:http://blog.itpub.net/22934571/viewspace-1040723/,如需转载,请注明出处,否则将追究法律责任。
转载于:http://blog.itpub.net/22934571/viewspace-1040723/
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