12C RAC集群数据库开启归档模式
作者：互联网
首先在节点二 关闭数据库：
[oracle@gpnms3g2:/home/oracle]$sqlplus "/as sysdba"
SQL*Plus: Release 12.1.0.2.0 Production on Mon Aug 9 19:05:17 2021
Copyright (c) 1982, 2014, Oracle. All rights reserved.
Connected to:
Oracle Database 12c Enterprise Edition Release 12.1.0.2.0 - 64bit Production
With the Partitioning, Real Application Clusters, Automatic Storage Management, OLAP,
Advanced Analytics and Real Application Testing options
SQL> shutdown immediate
Database closed.
Database dismounted.
ORACLE instance shut down.
SQL> startup
ORACLE instance started.
连接节点1数据库：
[root@gpnms3g1 ~]# su - oracle
上一次登录：一 8月 9 18:41:19 CST 2021pts/2 上
[oracle@gpnms3g1:/home/oracle]$sqlplus "/as sysdba"
SQL*Plus: Release 12.1.0.2.0 Production on Mon Aug 9 19:07:23 2021
Copyright (c) 1982, 2014, Oracle. All rights reserved.
Connected to:
Oracle Database 12c Enterprise Edition Release 12.1.0.2.0 - 64bit Production
With the Partitioning, Real Application Clusters, Automatic Storage Management, OLAP,
Advanced Analytics and Real Application Testing options
SQL> show parameter recovery;
NAME TYPE
------------------------------------ ----------------------
VALUE
------------------------------
db_recovery_file_dest string
db_recovery_file_dest_size big integer
0
recovery_parallelism integer
0
SQL> set lin 2000;
SQL> alter system set db_recovery_file_dest_size=1500m;
System altered.
SQL> alter system set db_recovery_file_dest='+dgrecovery';
System altered.
SQL> show parameter cluster;
NAME TYPE VALUE
------------------------------------ ---------------------- ------------------------------
cluster_database boolean TRUE
cluster_database_instances integer 2
cluster_interconnects string
SQL> alter system set cluster_database=false scope=spfile;
System altered.
SQL> shutdown immediate;
Database closed.
Database dismounted.
ORACLE instance shut down.
SQL> startup mount;
ORACLE instance started.
Total System Global Area 3154116608 bytes
Fixed Size 2929352 bytes
Variable Size 771755320 bytes
Database Buffers 2365587456 bytes
Redo Buffers 13844480 bytes
Database mounted.
SQL> alter database archievelog;
alter database archievelog
*
ERROR at line 1:
ORA-02231: missing or invalid option to ALTER DATABASE
SQL> alter database archivelog;
Database altered.
SQL> alter database flashback on;
Database altered.
SQL> alter system set cluster_database=true scope=spfile;
System altered.
SQL> shutdown immediate;
ORA-01109: database not open
Database dismounted.
ORACLE instance shut down.
启动节点一数据库：
SQL> startup
ORACLE instance started.
Total System Global Area 3154116608 bytes
Fixed Size 2929352 bytes
Variable Size 771755320 bytes
Database Buffers 2365587456 bytes
Redo Buffers 13844480 bytes
Database mounted.
Database opened.
启动节点一数据库：
SQL> startup
ORACLE instance started.
Total System Global Area 3154116608 bytes
Fixed Size 2929352 bytes
Variable Size 822086968 bytes
Database Buffers 2315255808 bytes
Redo Buffers 13844480 bytes
Database mounted.
Database opened.
SQL>
SQL> archive log list
Database log mode Archive Mode
Automatic archival Enabled
Archive destination USE_DB_RECOVERY_FILE_DEST
Oldest online log sequence 38
Next log sequence to archive 40
Current log sequence 40
切换日志：
SQL> alter system switch logfile;
标签：12C,RAC,Database,归档,bytes,System,database,SQL,alter 来源： https://www.cnblogs.com/shanxia0812/p/15120858.html