Oracle Dataguard
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Creazione dataguard
Dataguard Broker
Creazione della configurazione (da eseguire sul primario)
dgmgrl << EOF connect sys/password@SID01_P create configuration 'BROKER1' as primary database is 'SID01_P' connect identifier is 'SID01_P'; add database 'SID01_S' as connect identifier is 'SID01_S' maintained as physical; enable configuration; show configuration; exit; EOF
Verifica dello stato:
DGMGRL> show database SID01_S Database - SID01_S Role: PHYSICAL STANDBY Intended State: APPLY-ON Transport Lag: 0 seconds (computed 1 second ago) Apply Lag: 3 days 4 hours 38 minutes 27 seconds (computed 1 second ago) Average Apply Rate: 27.00 KByte/s Real Time Query: OFF Instance(s): SID01 Database Error(s): ORA-16766: Redo Apply is stopped Database Warning(s): ORA-16853: apply lag has exceeded specified threshold Database Status: ERROR DGMGRL> edit database SID01_S set state='apply-off'; Succeeded. DGMGRL> edit database SID01_S set state='apply-on'; Succeeded. DGMGRL>