Sunday, September 7, 2008

List of Parameters that must have identical in RAC database

In a RAC database there may contain several instances and the initialization parameters of all of the instances should not have identical setting. In fact the initialization parameters that are critical for database creation and affect certain database operations must have the same value for every instance in an Oracle RAC database.

Below is the list of initialization parameters that must have identical settings for all instances in a RAC database.

1)ACTIVE_INSTANCE_COUNT

2)ARCHIVE_LAG_TARGET

3)CLUSTER_DATABASE

4)CLUSTER_DATABASE_INSTANCES

5)COMPATIBLE

6)CONTROL_FILES

7)DB_BLOCK_SIZE

8)DB_DOMAIN

9)DB_FILES

10)DB_NAME

11)DB_RECOVERY_FILE_DEST

12)DB_RECOVERY_FILE_DEST_SIZE

13)DB_UNIQUE_NAME

14)DML_LOCKS (Only if set to zero).

15)INSTANCE_TYPE (RDBMS or ASM)

16)PARALLEL_MAX_SERVERS

17)REMOTE_LOGIN_PASSWORD_FILE

18)UNDO_MANAGEMENT
Posted by Arju at 12:48 AM Labels: ,
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