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Consider a demand-paging system
Course:- Operating System
Reference No.:- EM13943013




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Consider a demand-paging system with the following time-measured utilizations:

CPU utilization 20%

Paging disk 97.7%

Other I/O devices 5%

For each of the following say, whether it will (or is likely to) improve CPU utilization. Explain the answer.

a. Install a faster CPU.

b. Install a bigger paging disk.

c. Increase the degree of multiprogramming

d. Decrease the degree of multiprogramming

e. Install more main memory

f. Install a faster hard disk or multiple controllers with multiple hard disks

g. Add prepaging to the page-fetch algorithms

h. Increase the page size




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