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2006 15th IEEE International Conference on High Performance Distributed Computing
Using File Grouping to Improve the Disk Performance (Extended Abstract)
Paris
June 19-June 23
ISBN: 1-4244-0307-3
null Tsozen Yeh, Dept. of Comput. Sci.&Inf. Eng., Fu Jen Catholic Univ., Taipei
null Joseph Arul, Dept. of Comput. Sci.&Inf. Eng., Fu Jen Catholic Univ., Taipei
null Jia-Shian Wu, Dept. of Comput. Sci.&Inf. Eng., Fu Jen Catholic Univ., Taipei
null I-Fan Chen, Dept. of Comput. Sci.&Inf. Eng., Fu Jen Catholic Univ., Taipei
null Kuo-Hsin Tan, Dept. of Comput. Sci.&Inf. Eng., Fu Jen Catholic Univ., Taipei
As the speed gap between CPU and the secondary storage device will not be narrowing in the foreseeable future, file grouping can be a promising way to reduce the disk I/O latency. The order of sequential access among files observed during the execution of individual programs is very predictable. Based on this idea, we propose a new file grouping model called program-based grouping (PBG). Through the Reiser file system, we implemented PBG into Linux kernel. The experiments demonstrate that PBG out performs both ReiserFS and Ext3. Compared with ReiserFS, PBG can improve the ReiserFS performance by up to 66%
Index Terms:
Ext3 file system, file grouping, disk performance, CPU speed, secondary storage device speed, disk I/O latency, file sequential access, program-based grouping, Reiser file system, Linux kernel
Citation:
null Tsozen Yeh, null Joseph Arul, null Jia-Shian Wu, null I-Fan Chen, null Kuo-Hsin Tan, "Using File Grouping to Improve the Disk Performance (Extended Abstract)," hpdc, pp.365-366, 2006 15th IEEE International Conference on High Performance Distributed Computing, 2006
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