The first of these is used for compute traffic and general cluster communication.

其中的第一个网络用于计算流量和总的集群通信。

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Compute nodes — These nodes run the cluster workload, accepting jobs from the scheduler.

计算节点——这些节点运行集群的工作负荷，接受来自调度器的作业。

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User nodes — Ideally, the compute nodes of a cluster should not accept external connections and should only be accessible to system administrators through the management server.

用户节点——理想情况下，集群的计算机节点不应该接受外部连接，只应当由管理员通过管理服务器访问。

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Going so small also leads to some truly uncommon rackmounting -- team lead Simon Cox and his son James grouped the entire array in two towers of Lego, which likely makes it the most adorable compute cluster you'll ever see.

ENGADGET: Supercomputer built from Raspberry Pi and Lego, managed by humans rather than Minifigs