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1 - Checking if the broker is being used. sqlplus / as sysdba show parameter dg_broker; show parameter dg_broker_start; select name, value from v$parameter where name = 'dg_broker_start'; 2 - On the primary productive server, disable DG Broker. SQL> alter system set LOG_ARCHIVE_CONFIG=NODG_CONFIG scope=both sid='*'; dgmgrl / DGMGRL> DISABLE FAST_START FAILOVER; DGMGRL> disable configuration; DGMGRL> SHOW CONFIGURATION; 3 - On the primary productive server, stop DG Broker. set pagesize 50000 set linesize 800 SELECT db_unique_name, database_role, open_mode, protection_mode from v$database; SQL> show parameter DG_BROKER_START SQL> ALTER SYSTEM SET DG_BROKER_START=FALSE; SQL> show parameter DG_BROKER_START 4 - Copy if you want to save the broker configuration files. SQL> show parameter DG_BROKER_START copy... 5 - Dataguard standby server. set pagesize 50000 set linesize 800 SELECT db_unique_name, database_role, open_mode, protection_mode from v$database; SQL> show parameter DG_BROKER_START SQL> ALTER SYSTEM SET DG_BROKER_START=FALSE; SQL> show parameter DG_BROKER_START 6 - Copy if you want to save the broker configuration files in standby server. SQL> SHOW PARAMETER DG_BROKER copy.. 7 - Remove broker settings in production and standby. dgmgrl / DGMGRL> REMOVE CONFIGURATION; 8 - Drop standby redologs. SET LINESIZE 150 COLUMN member FORMAT A50 COLUMN first_change# FORMAT 99999999999999999999 COLUMN next_change# FORMAT 99999999999999999999 SELECT l.thread#, lf.group#, lf.member, TRUNC(l.bytes/1024/1024) AS size_mb, l.status, l.archived, lf.type--, --lf.is_recovery_dest_file AS rdf, --l.sequence#, --l.first_change#, --l.next_change# FROM gv$logfile lf JOIN gv$log l ON l.group# = lf.group# ORDER BY l.thread#,lf.group#, lf.member; SET LINESIZE 150 SQL> alter database drop standby logfile group 3; SQL> alter database drop standby logfile group 4; |