 Hard Disk Drives (source code)

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= Hard Disk Drives
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Online chapter: https://pages.cs.wisc.edu/~remzi/OSTEP/file-disks.pdf

Chapter 37 of <Operating Systems: Three Easy Pieces by Remzi H. Arpaci-Dusseau and others>. Section 37.3 separates seek, rotational delay and transfer time; the later scheduling discussion compares shortest-seek and directional-sweep policies. The parent record supplies the authors and version metadata.

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