One technique for implementing lottery scheduling works by assigningprocesses lottery

Chapter 6, Problem 6.12

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One technique for implementing lottery scheduling works by assigningprocesses lottery tickets, which are used for allocating CPU time. Whenevera scheduling decision has to be made, a lottery ticket is chosenat random, and the process holding that ticket gets the CPU. The BTVoperating system implements lottery scheduling by holding a lottery50 times each second, with each lottery winner getting 20 millisecondsof CPU time (20 milliseconds 50 = 1 second). Describe how the BTVscheduler can ensure that higher-priority threads receive more attentionfrom the CPU than lower-priority threads.

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