Oracle 11.2.0.3管理ASM实例

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　　instance_type：Defines the type of the instance, such as RDBMS and ASM. However, this has been made optional in an Oracle Grid Infrastructure ASM.

　　asm_power_limit：Manages the degree of parallelism to speed up the ASM disk rebalance operations, for example, whenever a disk is being dropped from an existing disk group or when the disk group rebalance is initiated manually. This is a dynamic parameter that can be set in the range from 0 to 11 (1024 in 11gR2 and above). Considering the>
　　asm_diskstring: Used by the ASM instance to>　　processes: Apart from the SGA initialization parameter value, the PROCESSES initialization parameter value has some influence over the ASM instance. Therefore, you may use the following formula to tune the  PROCESSES initialization parameter when multiple database instances are accessing the instance:
　　Processes = 50+50*n (where n indicates the number of instances used to connect to the ASM instance)