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面向CPS的节点文件系统

DOI: 10.13190/j.jbupt.2014.05.021, PP. 100-104

Keywords: 信息物理融合系统,节点操作系统,文件系统,虚拟扇区映射,级联日志

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Abstract:

针对信息物理融合系统(CPS)的时间关键性和节点二级存储的必要性,在深入研究闪存文件系统和传感节点存储系统的基础上,提出一种级联日志策略和虚拟扇区映射技术相结合的方法来保证数据操作的可预测性,并优化文件架构和数据操作来提高文件系统效率.仿真测试表明,系统的顺序输入/输出(I/O)性能与随机I/O性能稳定,且代码映像较小,便于部署在存储资源有限的节点系统上.

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