錯誤排查

DG同步完成后，DG Broker show database發現以下告警信息：

 Database Warning(s):ORA-16826: apply service state is inconsistent with the DelayMins propertyORA-16789: standby redo logs configured incorrectly

檢查DG庫的standby log：

sys@tata_r2> SELECT GROUP#, THREAD#, SEQUENCE#, ARCHIVED, STATUS FROM V$STANDBY_LOG;