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ABSTRACT
<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>
INDEX TERMS
Disk scheduling, SCAN, SPTF, performance analysis.
CITATION

A. Thomasian and C. Liu, "Comment on "Issues and Challenges in the Performance Analysis of Real Disk Arrays'," in IEEE Transactions on Parallel & Distributed Systems, vol. 16, no. , pp. 1103-1104, 2005.
doi:10.1109/TPDS.2005.132
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