建设在线教育网站,wordpress 通讯录插件,网站掉排名,无锡高端网站建设平台采用0221222增量备份策略,7天一个轮回
也就是周日0级备份#xff0c;周1 2 4 5 6 采用2级增量备份#xff0c;周3采用1级增量备份
打开控制文件自动备份
CONFIGURE CONTROLFILE AUTOBACKUP ON;
配置控制文件备份路径
CONFIGURE CONTROLFILE AUTOBACKUP FORMAT FOR DEVI…采用0221222增量备份策略,7天一个轮回
也就是周日0级备份周1 2 4 5 6 采用2级增量备份周3采用1级增量备份
打开控制文件自动备份
CONFIGURE CONTROLFILE AUTOBACKUP ON;
配置控制文件备份路径
CONFIGURE CONTROLFILE AUTOBACKUP FORMAT FOR DEVICE TYPE DISK TO /file/backup/rman/controlfile_%F;
将过期天数设为7天
RMAN CONFIGURE RETENTION POLICY TO RECOVERY WINDOW OF 7 DAYS;
---全备
vim rman_bak_level0.sh
#! /bin/bash
export ORACLE_BASE/u01/oracle
export ORACLE_HOME$ORACLE_BASE/product/11.2.0/db_1
export PATH$ORACLE_HOME/bin:$PATH
export ORACLE_SIDneal --数据库ORACLE_SID
export NLS_LANGAMERICAN_AMERICA.ZHS16GBK --字符集
rman target / EOF run{ allocate channel d1 type disk; --分配通道d1类型备份到磁盘
allocate channel d2 type disk; --分配通道d2类型备份到磁盘
backup incremental level 0 database format /file/backup/rman/level0_%d_%s_%p_%u.bkp; --备份级别、输出格式、路径
sql alter system archive log current; --对当前redo日志进行归档
backup archivelog all delete input format /file/backup/rman/archivelog_%d_%s_%p_%u.bkp; --备份归档日志并删除
crosscheck backup; --检查备份
delete noprompt obsolete; --静默删除过期备份
release channel d1; --释放通道d1
release channel d2; --释放通道d2 }
EOF
---0级备份脚本
vim rman_bak_level0.sh
#! /bin/bash
export ORACLE_BASE/u01/oracle
export ORACLE_HOME$ORACLE_BASE/product/11.2.0/db_1
export PATH$ORACLE_HOME/bin:$PATH
export ORACLE_SIDneal
export NLS_LANGAMERICAN_AMERICA.ZHS16GBK
rman target / EOF
run{ allocate channel d1 type disk;
allocate channel d2 type disk;
backup incremental level 0 database format /file/backup/rman/level0_%d_%s_%p_%u.bkp;
sql alter system archive log current; backup archivelog all delete input format /file/backup/rman/archivelog_%d_%s_%p_%u.bkp;
crosscheck backup;
delete noprompt obsolete;
release channel d1;
release channel d2; }
EOF
--1级备份脚本
vim rman_bak_level1.sh
#! /bin/bash
export ORACLE_BASE/u01/oracle
export ORACLE_HOME$ORACLE_BASE/product/11.2.0/db_1
export PATH$ORACLE_HOME/bin:$PATH
export ORACLE_SIDneal
export NLS_LANGAMERICAN_AMERICA.ZHS16GBK
rman target / EOF
run{ allocate channel d1 type disk;
allocate channel d2 type disk;
backup incremental level 1 database format /file/backup/rman/level1_%d_%s_%p_%u.bkp;
sql alter system archive log current; backup archivelog all delete input format /file/backup/rman/archivelog_%d_%s_%p_%u.bkp;
crosscheck backup;
delete noprompt obsolete;
release channel d1;
release channel d2; }
EOF
--2级备份脚本
vim rman_bak_level2.sh
#! /bin/bash export ORACLE_SIDneal
export NLS_LANGAMERICAN_AMERICA.ZHS16GBK
/u01/oracle/product/11.2.0/db_1/bin/rman target / EOF
run{ allocate channel d1 type disk;
allocate channel d2 type disk; backup incremental level 2 database format /file/backup/rman/level2_%d_%s_%p_%u.bkp;
sql alter system archive log current;
backup archivelog all delete input format /file/backup/rman/archivelog_%d_%s_%p_%u.bkp;
crosscheck backup;
delete noprompt obsolete;
release channel d1;
release channel d2; }
EOF --加入到crontab中
crontab -e
#周日0级备份 00 23 * * 0 /server/scripts/rman_bak_level0.sh
#周一、二、四、五、六2级增量备份 00 23 * * 1,2,4,5,6 /server/scripts/rman_bak_level2.sh
#周三1级增量备份 00 23 * * 3 /server/scripts/rman_bak_level1.sh
日积月累
