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计算机科学 2008
QoS-supported Scheduling Algorithm in Multi-stage Switching Fabrics
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Abstract:
The current MSM switching fabric has bad performance under unbalanced traffic.On the basis of analysis of congestion control theory,puts forward a new central-stage buffered multi-stage switching fabric-CB-3Clos and the backpressure-based flow control strategy under credit-dispense mode.By analyzing the condition to satisfy the central- stage load balance,advances an iSLIP alike scheduling algorithm which can support QoS efficiently-RGA.The results show that compared with CRRD algorithm,RGA algorithm has hi...