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2 . 3 Scheduling Orders ( a ) For a single - server CPU, where jobs arrive according to some process, let SRPT denote the
Scheduling Orders
a For a singleserver CPU, where jobs arrive according to some process, let SRPT denote the preemptive scheduling policy that always serves the job with the currently ShortestRemainingProcessingTime assume one knows this information It is claimed that for any arrival sequence, con sisting of the arrival time and size of every job, SRPT scheduling mini mizes mean response time over that arrival sequence. Prove or disprove this claim.
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b The slowdown of a job is defined as the jobs response time divided by its service requirement. i Mean slowdown is thought by many to be a more important performance metric than mean response time. Why do you think this isii It seems intuitive that the SRPT scheduling policy should minimize mean slowdown. Prove or disprove this hypothesis.
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