https://daizj.iteye.com/blog/1753434blog
ASM_POWER_LIMIT
该初始化参数用于指定ASM例程平衡磁盘所用的最大权值,其数值范围为0~11,默认值为1。该初始化参数是动态参数,可使用ALTER SESSION或ALTER SYSTEM命令进行修改。示例以下:
SQL>ALTER SESSION SET Asm_power_limit=2;
附甲骨文官方说明:
属性 说明
参数类型 Integer
默认值 1
容许动态修改 ALTER SESSION, ALTER SYSTEM
取值范围 0 ~ 11
RAC相关 多个实例能够有不一样的值
Note:This Parameter May Only Be Specified In An Automatic Storage Management Instance.
ASM_POWER_LIMIT Specifies The Maximum Power On An Automatic Storage Management Instance For Disk Rebalancing. The Higher The Limit, The Faster Rebalancing Will Complete. Lower Values Will Take Longer, But Consume Fewer Processing And I/O Resources.
If The POWER Clause Of A Rebalance Operation Is Not Specified, Then The Default Power Will Be The Value Of ASM_POWER_LIMIci