ORACLE的ARCHIVELOG模式不但可以完成RMAN的备份，还可以完成基于其上很多高可用的应用，如STREAM/DATAGUARD等等多种技术。
其实在进入ORACLE10G后，修改成为ARCHIVELOG模式着实的容易。但是今天同事就问在修改ARCHIVELOG模式时报错:
其实问题很简单，就是其在关闭数据库的时候使用了AROBT选项。
重新OPEN开数据库后，正常关闭数据库。然后执行ARCHIVELOG模式修改，一切顺利执行。
ORACLE的各种关闭选项要谨慎使用呀 -:)
附：一些LINUX修改和配置
其实在进入ORACLE10G后，修改成为ARCHIVELOG模式着实的容易。但是今天同事就问在修改ARCHIVELOG模式时报错:
SQL> alter database archivelog;
alter database archivelog
*
ERROR at line 1:
ORA-00265: instance recovery required, cannot set ARCHIVELOG mode
alter database archivelog
*
ERROR at line 1:
ORA-00265: instance recovery required, cannot set ARCHIVELOG mode
其实问题很简单，就是其在关闭数据库的时候使用了AROBT选项。
SQL> shutdown abort;
ORACLE instance shut down.
ORACLE instance shut down.
重新OPEN开数据库后，正常关闭数据库。然后执行ARCHIVELOG模式修改，一切顺利执行。
SQL> shutdown immediate;
Database closed.
Database dismounted.
ORACLE instance shut down.
SQL> startup mount;
ORACLE instance started.
Total System Global Area 205520896 bytes
Fixed Size 1218532 bytes
Variable Size 71305244 bytes
Database Buffers 130023424 bytes
Redo Buffers 2973696 bytes
Database mounted.
SQL> alter database archivelog;
Database altered.
SQL> alter database open;
Database altered.
SQL> archive log list;
Database log mode Archive Mode
Automatic archival Enabled
Archive destination /oracle/app/oradata/LARRY/arch1
Oldest online log sequence 184
Next log sequence to archive 186
Current log sequence 186
Database closed.
Database dismounted.
ORACLE instance shut down.
SQL> startup mount;
ORACLE instance started.
Total System Global Area 205520896 bytes
Fixed Size 1218532 bytes
Variable Size 71305244 bytes
Database Buffers 130023424 bytes
Redo Buffers 2973696 bytes
Database mounted.
SQL> alter database archivelog;
Database altered.
SQL> alter database open;
Database altered.
SQL> archive log list;
Database log mode Archive Mode
Automatic archival Enabled
Archive destination /oracle/app/oradata/LARRY/arch1
Oldest online log sequence 184
Next log sequence to archive 186
Current log sequence 186
ORACLE的各种关闭选项要谨慎使用呀 -:)
附：一些LINUX修改和配置
修改ip地址
即时生效:
# ifconfig eth0 192.168.10.20 netmask 255.255.255.0
启动生效:
修改/etc/sysconfig/network-scripts/ifcfg-eth0
修改default gateway
即时生效:
# route add default gw 192.168.10.216
启动生效:
修改/etc/sysconfig/network-scripts/ifcfg-eth0
修改dns
修改/etc/resolv.conf
修改后可即时生效，启动同样有效
修改host name
即时生效:
# hostname cplatform
启动生效:
修改/etc/sysconfig/network
即时生效:
# ifconfig eth0 192.168.10.20 netmask 255.255.255.0
启动生效:
修改/etc/sysconfig/network-scripts/ifcfg-eth0
修改default gateway
即时生效:
# route add default gw 192.168.10.216
启动生效:
修改/etc/sysconfig/network-scripts/ifcfg-eth0
修改dns
修改/etc/resolv.conf
修改后可即时生效，启动同样有效
修改host name
即时生效:
# hostname cplatform
启动生效:
修改/etc/sysconfig/network
本文转自Be the miracle!博客51CTO博客，原文链接http://blog.51cto.com/miracle/62999如需转载请自行联系原作者
Larry.Yue
