Question
A notepad file of 8KBytes needs to be accessed from the hard disk that spins at 7200 RPM. It consumes 20ms to locate the desired
A notepad file of 8KBytes needs to be accessed from the hard disk that spins at 7200 RPM. It consumes 20ms to locate the desired track. The data transfer rate from the disk is 3Mbytes/Sec. What will be the Average Disk Access Time for a Sector? Assuming the controller overhead of 3ms and ignoring the queuing delay (Hint: average rotational latency for a disk is one-half the amount of time it takes for the disk to make one revolution).
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Database Systems For Advanced Applications 15th International Conference Dasfaa 2010 International Workshops Gdm Benchmarx Mcis Snsmw Diew Udm Tsukuba Japan April 2010 Revised Selected Papers Lncs 6193
Authors: Masatoshi Yoshikawa ,Xiaofeng Meng ,Takayuki Yumoto ,Qiang Ma ,Lifeng Sun ,Chiemi Watanabe
2010th Edition
3642145884, 978-3642145889
