| JFFS3文件系统分析与改进 |
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| 引用本文： | 楼勇,张延园.JFFS3文件系统分析与改进[J].科学技术与工程,2009,9(3). |
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| 作者姓名： | 楼勇 张延园 |
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| 作者单位： | 西北工业大学,计算机学院,西安,710129 |
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| 摘 要： | 通过分析闪存日志文件系统JFFS3的基本设计文档, 提出了改进JFFS3设计的方案,包括对索引节点进行压缩存储,引入数据冷热性的概念,有效提高了JFFS3磨损平衡机制的效率,同时对正处于设计阶段的垃圾回收机制提出了适用的方案和算法.
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| 关 键 词： | 记录式文件 文件系统 磨损平衡 垃圾回收 闪存 |
Analysis and Improvement of the JFFS3 |
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| LOU Yong,ZHANG Yan-yuan.Analysis and Improvement of the JFFS3[J].Science Technology and Engineering,2009,9(3). |
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| Authors: | LOU Yong ZHANG Yan-yuan |
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| Affiliation: | School of Computer Science and Engineering;Northwestern Polytechnical University;Xi'an 710129;P.R.China |
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| Abstract: | The Journalling Flash File System version 3 design issues was analyzed and some solutions,Including compression of index nodes and importing the conception of the cold and hot data to improve the efficiency of wear-leveling, was put forward.Proper proposals and arithmetic for Garbage collecting are also given which now is under designing. |
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| Keywords: | JFFS3 file system wear-leveling garbage collecting flash |
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