A CPU with interrupt-driven 1/O is busy servicing a disk request. While the CPU is midway through the disk- service routine, another I/O interrupt occurs. a) What happens next? . b) Is it a problem?! c) If not, why not? If so, what can be done about it?
A CPU with interrupt-driven 1/O is busy servicing a disk request. While the CPU is midway through the disk- service routine, another I/O interrupt occurs. a) What happens next? . b) Is it a problem?! c) If not, why not? If so, what can be done about it?
Operations Research : Applications and Algorithms
4th Edition
ISBN:9780534380588
Author:Wayne L. Winston
Publisher:Wayne L. Winston
Chapter20: Queuing Theory
Section20.10: Exponential Queues In Series And Open Queuing Networks
Problem 11P
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![A CPU with interrupt-driven I/O is busy servicing a disk request. While the CPU is midway through the disk-
service routine, another I/O interrupt occurs.
a) What happens next?
b) Is it a problem?!
c) If not, why not? If so, what can be done about it?](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fb00c12cf-73f6-4a5c-853b-9a61f02d4a42%2Faa4e4b69-2d91-4363-8c80-916933f8ac40%2Fgelxoj_processed.jpeg&w=3840&q=75)
Transcribed Image Text:A CPU with interrupt-driven I/O is busy servicing a disk request. While the CPU is midway through the disk-
service routine, another I/O interrupt occurs.
a) What happens next?
b) Is it a problem?!
c) If not, why not? If so, what can be done about it?
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