In the commentary on Figure 5.9 and Table 5.4, it was stated that “it would not do simply to move the conditional statement inside the critical section (controlled by s) of the consumer because this could lead to deadlock.” Demonstrate this with a table similar to Table 5.4.
Answer to relevant QuestionsThe following pseudocode is a correct implementation of the producer/consumer problem with a bounded buffer: Labels p1, p2, p3 and c1, c2, c3 refer to the lines of code shown above (p2 and c2 each cover three lines of code). ...Suppose the following two processes, foo and bar, are executed concurrently and share the semaphore variables S and R (each initialized to 1) and the integer variable x (initialized to 0). a. Can the concurrent execution of ...What is the difference among deadlock avoidance, detection, and prevention? Suggest an additional resource constraint that will prevent the deadlock in Problem 6.7 but still permit the boundary between input and output buffers to vary in accordance with the present needs of the processes. What is the difference between internal and external fragmentation?
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