Calculate the seek-distance using the SSTF (shortest seek-time first) and C-SCAN algorithms given the following disc access schedule in terms of the cylinder number. Assume there are 100 cylinders in total; the head is currently in position 80; and the head is moving downwards.   Track request = 98, 183, 41, 122, 14 124, 65, 67

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
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Calculate the seek-distance using the SSTF (shortest seek-time first) and C-SCAN algorithms given the following disc access schedule in terms of the cylinder number. Assume there are 100 cylinders in total; the head is currently in position 80; and the head is moving downwards.

 

Track request = 98, 183, 41, 122, 14 124, 65, 67

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