Recovery from Deadlock

Lecture Operating systems: Lesson 29 - Dr. Syed Mansoor Sarwar. The main topics covered in this lesson include: deadlock detection: resources with single and multiple instances, recovery from deadlocks, process termination, resource preemption, single instance of each resource type,...

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The objectives of this chapter: To develop a description of deadlocks, which prevent sets of concurrent processes from completing their tasks; To present a number of different methods for preventing or avoiding deadlocks in a computer system.

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In this chapter, the following content will be discussed: System model, deadlock characterization, methods for handling deadlocks, deadlock prevention, deadlock avoidance, deadlock detection, recovery from deadlock.

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Deadlocks The Deadlock Problem System Model Deadlock Characterization Methods for Handling Deadlocks Deadlock Prevention Deadlock Avoidance Deadlock Detection Recovery from Deadlock Silberschatz, Galvin and Gagne ©2005 .Chapter Objectives To develop a description of deadlocks, which prevent sets of concurrent processes from completing their tasks To present a number of different methods for preventing or avoiding deadlocks in a computer system.

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