Oracle Tips and Techniques

The srvctl modify instance command is used to modify an instance configuration in the  OCR (Oracle cluster registry).
Used to modify the configuration for a database instance from its current node to another node or
changes the dependency between and ASM instance and a database instance.

Syntax:

srvctl modify instance -d db_unique_name -i inst_name {-n node_name | -s asm_instance_name | -r}

-d database name (unique name)
-i database instance name.
-n Node name.
-s asm_instance_name: name of the ASM instance (dependency to database instance).
-r : Remove ASM instance dependency from database instance.

 
Examples

An example of this command to relocate a database instance is:

srvctl modify instance -d crm -i crm1 -n my_new_node

The following example of this command establishes a dependency between an ASM instance and a database instance:

srvctl modify instance -d crm -i crm1 -s asm1

Filed under: Oracle Concept by admin