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The resource usage situation for a system is given below: Process Current Allocation Outstanding Requests Resources Available R1 R2 R3 R1 R2 R3 R1 R2
The resource usage situation for a system is given below:
| Process | Current Allocation | Outstanding Requests | Resources Available | ||||||
| R1 | R2 | R3 | R1 | R2 | R3 | R1 | R2 | R3 | |
| P1 | 1 | 1 | 0 | 1 | 0 | 0 | 0 | 1 | 0 |
| P2 | 1 | 1 | 0 | 1 | 0 | 1 | |||
| P3 | 1 | 0 | 1 | 0 | 2 | 2 | |||
| P4 | 0 | 1 | 2 | 0 | 1 | 0 | |||
- Draw the resource allocation graph, including current allocation and outstanding requests.
- Find the reduced graph and show that the system is not deadlocked. Give the sequence in which requests will be granted and processes be terminated?
- Find a single request of a single resource by a single process that will deadlock this system.
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