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网络存储系统多并行度I/O流水调度策略与实践

Research on Multi-Parallel I/O Pipelining Scheduling in Network Storage System
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摘要 将应用的I/O请求处理划分为多个阶段,为流水线技术引入网络存储提供了新思路.同时,应用的I/O请求(工作量)以并行度划分为多个子工作量来通过各流水段,这样,一批处于同一流水段的子工作量之间存在同步开销,合理划分网络存储I/O流水段、探讨I/O流水机制,对提高网络存储系统整体性能具有一定的指导及实践意义.实验表明,I/O调度采用流水线的方式,能重叠I/O处理相关各阶段的操作,提高网络存储系统I/O性能.
出处 《计算机研究与发展》 EI CSCD 北大核心 2007年第z1期161-167,共7页 Journal of Computer Research and Development
基金 国家自然科学基金项目(60303032,60603048) 国家发改委CNGI基金项目(CNGI-04-5-ID) 国家"九七三"重点基础研究发展规划基金项目(2004CB318201)
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