oracle 19c使用dgmgrl来执行switchover和failover切换
作者：互联网
oracle 19c使用dgmgrl来执行switchover和failover切换
[oracle@raclhr-18c-n1 ~]$ dgmgrl sys/lhr@lhr19cdg DGMGRL for Linux: Release 19.0.0.0.0 - Production on Fri Aug 16 16:30:25 2019 Version 19.2.0.0.0 Copyright (c) 1982, 2019, Oracle and/or its affiliates. All rights reserved. Welcome to DGMGRL, type "help" for information. Connected to "lhr19cdg" Connected as SYSDBA. DGMGRL> show configuration Configuration - lhr19c Protection Mode: MaxPerformance Members: lhr19c - Primary database lhr19cdg - Physical standby database Fast-Start Failover: Disabled Configuration Status: SUCCESS (status updated 13 seconds ago) DGMGRL> switchover to lhr19cdg Performing switchover NOW, please wait... New primary database "lhr19cdg" is opening... Operation requires start up of instance "lhr19c" on database "lhr19c" Starting instance "lhr19c"... Connected to an idle instance. ORACLE instance started. Connected to "lhr19c" Database mounted. Database opened. Connected to "lhr19c" Switchover succeeded, new primary is "lhr19cdg" DGMGRL> show configuration Configuration - lhr19c Protection Mode: MaxPerformance Members: lhr19cdg - Primary database lhr19c - Physical standby database Fast-Start Failover: Disabled Configuration Status: SUCCESS (status updated 62 seconds ago) DGMGRL> failover to lhr19c Performing failover NOW, please wait... Error: ORA-16600: not connected to target standby database for failover Failed. Unable to failover DGMGRL> exit [oracle@raclhr-18c-n1 ~]$ dgmgrl sys/lhr@lhr19c DGMGRL for Linux: Release 19.0.0.0.0 - Production on Fri Aug 16 16:33:37 2019 Version 19.2.0.0.0 Copyright (c) 1982, 2019, Oracle and/or its affiliates. All rights reserved. Welcome to DGMGRL, type "help" for information. Connected to "lhr19c" Connected as SYSDBA. DGMGRL> failover to lhr19c Performing failover NOW, please wait... Failover succeeded, new primary is "lhr19c" DGMGRL> DGMGRL> show configuration Configuration - lhr19c Protection Mode: MaxPerformance Members: lhr19c - Primary database lhr19cdg - Physical standby database (disabled) ORA-16661: the standby database needs to be reinstated Fast-Start Failover: Disabled Configuration Status: SUCCESS (status updated 28 seconds ago) DGMGRL> reinstate database lhr19cdg Reinstating database "lhr19cdg", please wait... Operation requires shut down of instance "lhr19cdg" on database "lhr19cdg" Shutting down instance "lhr19cdg"... Connected to "lhr19cdg" ORACLE instance shut down. Operation requires start up of instance "lhr19cdg" on database "lhr19cdg" Starting instance "lhr19cdg"... Connected to an idle instance. ORACLE instance started. Connected to "lhr19cdg" Database mounted. Connected to "lhr19cdg" Continuing to reinstate database "lhr19cdg" ... Reinstatement of database "lhr19cdg" succeeded DGMGRL> show configuration Configuration - lhr19c Protection Mode: MaxPerformance Members: lhr19c - Primary database lhr19cdg - Physical standby database Fast-Start Failover: Disabled Configuration Status: SUCCESS (status updated 32 seconds ago) DGMGRL> switchover to lhr19cdg Performing switchover NOW, please wait... Operation requires a connection to database "lhr19cdg" Connecting ... Connected to "lhr19cdg" Connected as SYSDBA. New primary database "lhr19cdg" is opening... Operation requires start up of instance "lhr19c" on database "lhr19c" Starting instance "lhr19c"... Connected to an idle instance. ORACLE instance started. Connected to "lhr19c" Database mounted. Database opened. Connected to "lhr19c" Switchover succeeded, new primary is "lhr19cdg" DGMGRL> DGMGRL> show configuration Configuration - lhr19c Protection Mode: MaxPerformance Members: lhr19cdg - Primary database lhr19c - Physical standby database Error: ORA-16541: member is not enabled Fast-Start Failover: Disabled Configuration Status: ERROR (status updated 143 seconds ago) DGMGRL> show configuration Configuration - lhr19c Protection Mode: MaxPerformance Members: lhr19cdg - Primary database lhr19c - Physical standby database Fast-Start Failover: Disabled Configuration Status: SUCCESS (status updated 30 seconds ago) DGMGRL> switchover to lhr19c Performing switchover NOW, please wait... Operation requires a connection to database "lhr19c" Connecting ... Connected to "lhr19c" Connected as SYSDBA. New primary database "lhr19c" is opening... Operation requires start up of instance "lhr19cdg" on database "lhr19cdg" Starting instance "lhr19cdg"... Connected to an idle instance. ORACLE instance started. Connected to "lhr19cdg" Database mounted. Database opened. Connected to "lhr19cdg" Switchover succeeded, new primary is "lhr19c" DGMGRL> show configuration Configuration - lhr19c Protection Mode: MaxPerformance Members: lhr19c - Primary database lhr19cdg - Physical standby database Fast-Start Failover: Disabled Configuration Status: SUCCESS (status updated 56 seconds ago)
标签：switchover,DGMGRL,lhr19c,database,lhr19cdg,failover,instance,Connected,dgmgrl 来源： https://blog.51cto.com/lhrbest/2706681