ORACLE数据库错误一例Error 12154 received logging on to the standby

环境：AIX RAC + DG,ORACLE 10G

现象：主库一个节点出现如下报错

460a:/home/oracle/admin/port/bdump$tail -f *.log

Sat Jan 10 11:06:24 2015

Errors in file /home/oracle/admin/port/bdump/port1_cjq0_19661256.trc:

 

Sat Jan 10 11:09:19 2015

kkjcre1p: unable to spawn jobq slave process 

Sat Jan 10 11:09:19 2015

Errors in file /home/oracle/admin/port/bdump/port1_cjq0_19661256.trc:

 

Sat Jan 10 11:10:43 2015

Error 12154 received logging on to the standby

分析：分析主库和备库连接失效

解决：临时断开主库和备库的同步

SQL> show parameter log_archive_dest_state_2;

 

NAME                                 TYPE        VALUE

------------------------------------ ----------- ------------------------------

log_archive_dest_state_2             string      ENABLE

SQL> alter system set log_archive_dest_state_2='DEFER';

System altered.

SQL>