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Implementation and Evaluation of a Popularity-Based Reconstruction Optimization Algorithm in Availability-Oriented Disk Arrays
San Diego, California, USA September 24-September 27
DOI Bookmark: http://doi.ieeecomputersociety.org/10.1109/MSST.2007.2024th IEEE Conference on Mass Storage ...
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Lei Tian, Huazhong University of Science and Technology, China; Wuhan National Laboratory for Optoelectronics, China
Hong Jiang, University of Nebraska-Lincoln, USA
Dan Feng, Huazhong University of Science and Technology, China; Wuhan National Laboratory for Optoelectronics, China
Qin Xin, Symantec Corporation
Xing Shu, Huazhong University of Science and Technology, China; Wuhan National Laboratory for Optoelectronics, China
In this paper, we implement the incorporation of a Popularity-based multi-threaded Reconstruction Optimization algorithm, PRO, into the recovery mechanism of the Linux software RAID (MD), which is a well-known and widely-used availability-oriented disk array scheme. To evaluate the impact of PRO on RAID-structured storage systems such as MD, we conduct extensive trace-driven experiments. Our results demonstrate PRO?s significant performance advantage over the existing reconstruction schemes, especially on a RAID-5 disk array, in terms of the measured reconstruction time and response time.
Citation:
Lei Tian, Hong Jiang, Dan Feng, Qin Xin, Xing Shu, "Implementation and Evaluation of a Popularity-Based Reconstruction Optimization Algorithm in Availability-Oriented Disk Arrays," msst, pp.233-238, 24th IEEE Conference on Mass Storage Systems and Technologies (MSST 2007), 2007
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