Consider a Disk I/O transfer, in which 1500 bytes are to be transferred, but number of bytes on a track is 1000, and rotation speed of disk is 1500 rps but the average time required to move the disk arm to the required track is 15 ms, then what will be total access time?

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
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Consider a Disk /O transfer, in which 1500 bytes
are to be transferred, but number of bytes on a
track is 1000, and rotation speed of disk is 1500
rps but the average time required to move the
disk arm to the required track is 15 ms, then
what will be total access time?
Transcribed Image Text:Consider a Disk /O transfer, in which 1500 bytes are to be transferred, but number of bytes on a track is 1000, and rotation speed of disk is 1500 rps but the average time required to move the disk arm to the required track is 15 ms, then what will be total access time?
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