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内存带宽是低端系统用于 ＡＴＭ ＵＮＩ时的主要瓶颈之一。论述了 Ｌｉｎｕｘ环境下使用单次拷贝以减少网络数据的拷贝次数，提高吞吐量的方法。
Memory bandwidth is one of the major bottlenecks when low-end systems are used with ATM UNI. Discusses the use of a single copy in Linux environment to reduce the number of copies of network data, improve throughput.