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Consider a hard disk with the following parameters: Rotation speed: 7200 RPM Average seek time: 5.8 ms Transfer rate: 2 MB/s www Controller overhead:
Consider a hard disk with the following parameters: Rotation speed: 7200 RPM Average seek time: 5.8 ms Transfer rate: 2 MB/s www Controller overhead: 8 ms www Sector size: 4096 B a. (7 pts)What is the average time to read or write a sector from a disk? b. (8 pts) If the transfer rate increases to 4 MB/sec and the control overhead decreases to 6 ms, how much faster is the new disk system? Activate Go to Sett
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The average time to read or write a sector from a disk is the sum of the seek timethe rotational latencythe transfer timeand the controller overhead In the imagethe seek time is 58 msthe rotational la...
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Computer Organization And Design The Hardware Software Interface
Authors: David A. Patterson, John L. Hennessy
4th Revised Edition
0123747503, 978-0123747501
