为提高总线复用型存储器阵列的性能 ,在小型计算机系统接口总线标准的基础上 ,建立了总线复用型存储器阵列的数据记录速度模型 ,讨论了系统的工作流程、数据记录速度、阵列规模确定以及缓存容量对系统性能影响等阵列系统设计和性能评估中的关键内容 ,提出了优化设计方法。实验研究证明了 :阵列规模、存储设备缓存容量、SCSI(sm allcom puter system interface)适配器的性能和存储设备的性能直接影响总线复用型阵列系统数据记录速度 In order to improve the performance of Bus Multiplexed Memory Array, a data record speed model of Bus Multiplexed Memory Array is established on the basis of Small Computer System Interface Bus standard. The working flow of the system, data recording speed, and array size determination And the impact of cache capacity on the performance of the array system design and performance evaluation of the key elements of the proposed optimization design method. Experimental studies show that the array size, storage cache capacity, performance of SCSI (SCSI) adapters and the performance of storage devices have a direct impact on the data recording speed of the bus multiplexed array system