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<p><b>Abstract</b>—We address an analysis of the SCAN disk scheduling, which approximates the mean seek distance as the ratio of maximum distance and disk_queue+1. We also comment on using the mean seek distance to estimate the mean disk response time.</p>
Disk scheduling, SCAN, SPTF, performance analysis.
Alexander Thomasian, Chang Liu, "Comment on "Issues and Challenges in the Performance Analysis of Real Disk Arrays'", IEEE Transactions on Parallel & Distributed Systems, vol. 16, no. , pp. 1103-1104, November 2005, doi:10.1109/TPDS.2005.132
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