You can use a virtual coordinate system and keep your program distanced from the hardware, or you can use the devicecoordinate system and snuggle right up to the hardware.
你可以用虚坐标系统并且保持你的程序与硬件的距离,或者你可以用设备坐标系统而完全依赖于硬件。
2
The source and target VIOS use this new virtual device to communicate with the POWER Hypervisor to gain access to the LPAR's state and to coordinate the migration.