每个节点在计算网络上需要两个地址：一个用于计算地址，另一个用于基板管理控制器（BMC），BMC 用来进行硬件监视和电源控制。
Each node requires two addresses on the compute network: one for the compute address and another for the Baseboard Management Controller (BMC), which is used for hardware monitoring and power control.
异步作业提交模型可以促进地理上分散并且只能通过低带宽、高延迟网络进行访问的节点的管理。
The asynchronous job submission model facilitates the management of nodes that are geographically dispersed and reachable only through low-bandwidth, high-latency networks.
集群控制器 收集关于特定的节点控制器上的 VM 运行的信息，并调度其运行计划，以及管理虚拟实例网络。
The cluster controllers gather information about and schedules VM execution on specific node controllers, as well as manages virtual instance network.
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