...原理上来讲都与fast switching极为相似，比如optimum switching其实采用了一种经过优化的交换缓存（optimumed switching cache），它的速度要较平常cache要快。
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发送一个任务给核实际上消耗的带宽是交换缓存内容的四倍，所以需要更多的性能要求。
Sending a core its assignment actually consumes four times as much bandwidth as swapping the contents of caches does, so it also consumes more energy.
该命令存放在缓存中，与返回数据的内存空间在进程中交换数据。
The command is included in a buffer being exchanged in the process along with the space left for returned data.
没有明确定义信息是否要推或拉，信息交换是批量的或在线的，是否要使用缓存。
The do not explicitly define whether information is to be pushed or pulled, whether the information exchange is batch or online, or whether caching should be used.
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