ORACLE DataGuard 备份策略
2017-05-10 16:51
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主库:备份控制文件;定期清理归档日志;
备库:全库备份包括归档日志并删除;
RHEL平台
主库脚本:
1. RMAN设置:
RMAN>configure controlfile autobackup on;
RMAN>configure retention policy to recovery window of 3 days;
2. 在系统删除3天前的归档日志
find . -mtime +3 -exec rm -rf {} \;
3. rman脚本:
--备份控制文件,通过自动备份备份参数文件
export ORACLE_HOME=/u01/app/oracle/product/10.2.0/db_1
export ORACLE_SID=orcl10g
$ORACLE_HOME/bin/rman <<EOF
connect target /
backup current controlfile;
delete noprompt obsolete;
--rman中检查并删除相关信息
crosscheck archivelog all;
delete noprompt expired archivelog all;
exit;
EOF
备库脚本:
export ORACLE_HOME=/u01/app/oracle/product/10.2.0/db_1
export ORACLE_SID=orcl10g
$ORACLE_HOME/bin/rman <<EOF
connect target /
backup as compressed backupset database plus archivelog delete input;
delete noprompt obsolete;
exit;
EOF
crontab设置:每天四点执行
0 4 * * * 程序存放路径 2>/dev/null
备库:全库备份包括归档日志并删除;
RHEL平台
主库脚本:
1. RMAN设置:
RMAN>configure controlfile autobackup on;
RMAN>configure retention policy to recovery window of 3 days;
2. 在系统删除3天前的归档日志
find . -mtime +3 -exec rm -rf {} \;
3. rman脚本:
--备份控制文件,通过自动备份备份参数文件
export ORACLE_HOME=/u01/app/oracle/product/10.2.0/db_1
export ORACLE_SID=orcl10g
$ORACLE_HOME/bin/rman <<EOF
connect target /
backup current controlfile;
delete noprompt obsolete;
--rman中检查并删除相关信息
crosscheck archivelog all;
delete noprompt expired archivelog all;
exit;
EOF
备库脚本:
export ORACLE_HOME=/u01/app/oracle/product/10.2.0/db_1
export ORACLE_SID=orcl10g
$ORACLE_HOME/bin/rman <<EOF
connect target /
backup as compressed backupset database plus archivelog delete input;
delete noprompt obsolete;
exit;
EOF
crontab设置:每天四点执行
0 4 * * * 程序存放路径 2>/dev/null
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