这篇文章主要介绍“怎么解决dg同步后RFS进程起不来问题”，在日常操作中，相信很多人在怎么解决dg同步后RFS进程起不来问题问题上存在疑惑，小编查阅了各式资料，整理出简单好用的操作方法，希望对大家解答”怎么解决dg同步后RFS进程起不来问题”的疑惑有所帮助！接下来，请跟着小编一起来学习吧！
dg同步后RFS进程起不来，归错于ORA-00604和ORA-16000
SQL> set lines 1000
SQL> select PROCESS,PID,STATUS, GROUP# , RESETLOG_ID,THREAD#,SEQUENCE# from v$managed_standby;
PROCESS PID STATUS GROUP# RESETLOG_ID THREAD# SEQUENCE#
--------- ---------- ------------ ---------------------------------------- ----------- ---------- ----------
ARCH 3965 CONNECTED N/A 0 0 0
ARCH 3969 CONNECTED N/A 0 0 0
ARCH 3973 CONNECTED N/A 0 0 0
ARCH 3977 CONNECTED N/A 0 0 0
MRP0 6708 APPLYING_LOG N/A 918146907 1 107387查看日志
Errors in file /u01/app/oracle/diag/rdbms/yjzddbdg/yjzddb1/trace/yjzddb1_ora_4111.trc:
ORA-00604: error occurred at recursive SQL level 1
ORA-16000: database open for read-only access找出隐藏参数_system_trig_enabled，先使他不起作用，在重新同步，可以看到RFS进程起来了。
SQL> alter system set "_system_trig_enabled"=false;
System altered.
SQL> recover managed standby database cancel;
Media recovery complete.
SQL> recover managed standby database using current logfile disconnect;
Media recovery complete.
SQL> set lines 1000
SQL> select PROCESS,PID,STATUS, GROUP# , RESETLOG_ID,THREAD#,SEQUENCE# from v$managed_standby;
PROCESS PID STATUS GROUP# RESETLOG_ID THREAD# SEQUENCE#
--------- ---------- ------------ ---------------------------------------- ----------- ---------- ----------
ARCH 3965 CONNECTED N/A 0 0 0
ARCH 3969 CONNECTED N/A 0 0 0
ARCH 3973 CONNECTED N/A 0 0 0
ARCH 3977 CONNECTED N/A 0 0 0
MRP0 23687 APPLYING_LOG N/A 918146907 1 107401
RFS 23964 IDLE N/A 0 0 0
RFS 23960 IDLE N/A 0 0 0
RFS 23968 IDLE N/A 0 0 0
RFS 23955 IDLE 5 918146907 1 107401
9 rows selected.在rac的所有节点都做该操作，等DG切换完成后记得在所有节点重新使该隐藏参数生效。
SQL> alter system set "_system_trig_enabled"=true;
System altered.到此，关于“怎么解决dg同步后RFS进程起不来问题”的学习就结束了，希望能够解决大家的疑惑。理论与实践的搭配能更好的帮助大家学习，快去试试吧！若想继续学习更多相关知识，请继续关注亿速云网站，小编会继续努力为大家带来更多实用的文章！
