I/O Nodes
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MP64 I/O node, component side
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MP64 I/O node HPPI interface
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Disk cabinets in XP-E rack
The IO boards had either SCSI drive interfaces or HiPPI network connections and were used to provide data to the compute nodes. They did not run any user applications. The MP64 I/O node had three i860 CPUs and an i960 CPU used in the disk controller.
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