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r: P1 requests R1 P2 requests R2 P3 requests R3 P4 requests R4 P1 requests R2 P2 requests R3 P3 requests R4 P4 requests R1
r:
- P1 requests R1
- P2 requests R2
- P3 requests R3
- P4 requests R4
- P1 requests R2
- P2 requests R3
- P3 requests R4
- P4 requests R1
Assume that there is only one instance of resources R1, R2, R3 and R4.
- Draw a resource allocation graph and find out if the above processes will deadlock or not?
- What are the four necessary conditions for a deadlock to happen?
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Database Systems Design Implementation And Management
Authors: Peter Rob, Carlos Coronel
3rd Edition
0760049041, 978-0760049044
