These statistics are useful to adapt system configuration to balance the I/O between physical disks and adapters.
对于调整系统配置以便在物理磁盘和适配器之间平衡 I/O 来说,这些统计信息是非常有价值的。
2
To obtain best load balance, the copies assignment is dynamic and according to system statistics data to trigger copies increasing or reducing, and perhaps copies migrating.