oerr ora 01105
01105, 00000, "mount is incompatible with mounts by other instances"
// *Cause: An attempt to mount the database discovered that another instance
// mounted a database by the same name, but the mount is not
// compatible. Additional errors are reported explaining why.
// *Action: See accompanying errors.
oerr ora 03175
03175, 00000, "parameter %s mismatch"
// *Cause: The value of the %s parameter was not the same in all instances.
// *Action: Check %s in all instances.

发现实例1未使用spfile,实例2使用spfile,原因是实例1$ORACLE_HOME/dbs下面有一个spfile.ora。

Behavior of Active Dataguard(ADG) When Apply Node Aborts/Crash (Doc ID 1613719.1)
Active Data Guard RAC Standby - Apply Instance Node Failure Impact (Doc ID 1357597.1)

_adg_instance_recovery=true
本文探讨了两个Oracle错误代码oerrora01105(数据库名称冲突不兼容)和oerrora03175(参数值不一致)的成因、解决方法,以及实例中关于ADG活跃数据守护器的特定场景。涉及数据库配置、实例间一致性检查和Active Data Guard的故障影响。
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