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Debunking RAID performance myths

Performance tests compare Intel's ICH8R hot-swap platform to a variety of RAID solutions.
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By George Ou on
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Is RAID10 (0+1) superiority a myth? In this gallery and accompanying blog, George Ou compares a large set of RAID performance data and attempts to debunk a few storage myths.
At left, ICH8R 32KB read I/O performance.
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See George Ou's Comprehensive RAID performance report, which is also available as a "="">download.
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ICH8R 32KB write I/O performance
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File Server 4-drive read I/O performance
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File Server 4-drive write I/O performance
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See George Ou's Comprehensive RAID performance report
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RAID10 File Server write I/O performance
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RAID10 File Server read I/O performance
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RAID5 File Server read I/O performance
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RAID5 File Server write I/O performance
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3Ware File Server read I/O performance.
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3Ware File Server write I/O performance.
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See George Ou's Comprehensive RAID performance report
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LSI File Server read I/O performance
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LSI File Server write I/O performance
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See George Ou's Comprehensive RAID performance report
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SI3124 File Server read I/O performance
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SI3124 File Server write I/O performance
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See George Ou's Comprehensive RAID performance report
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32KB vs. Fileserver pattern I/O performance
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