ORA-00312: online log 6 问题

Errors in file /oracle/app/oracle/diag/rdbms/pdunq/xxx/trace/xxx_arck_21828.trc:

ORA-00313: open failed for members of log group 6 of thread 0

ORA-00312: online log 6 thread 0: '/home/oradata/xxx/redo_dg_03.log'

ORA-27037: unable to obtain file status

Linux-x86_64 Error: 2: No such file or directory

Additional information: 3

Wed Apr 06 01:14:25 2016

Shutting down archive processes

Wed Apr 06 01:14:25 2016

ARCH shutting down
ARCk: Archival stopped

解决办法就是：clear它

SQL>  alter database clear logfile group 6;

Database altered.

SQL>