Express Logic, maker of the well-known ThreadX real time operating system (RTOS), announced that they have customized their NetX TCP stack to run on the Cell “SPE” coprocessor (of which current Cell processors have 8). Sony apparently wanted better performance than they could get from Linux, and the ThreadX stack acheived 8.5 Gbps with 3KB packets. There’s an IEEE “Hot Interconnects” paper on the subject.

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