Consider the following maximum-claim reusable resource system with four processes (PO, P1, P2, P3) and three resource types (RO, R1, R2). The maximum claim matrix C is given by: R1 PO 1 P1 3 1 P2 5 6 P3 1 1 where Cij denotes the maximum claim of process i for resource j. The total number of units of each resource type is given by the vector R1 8 R2 15 The current allocation of resources is given by the matrix A RO 5 PO P1 P2 P3 RO 4 RO 0 2 1 1 R2 4 4 13 6 R1 1 0 4 0 R2 4 3 1 3 Answer the following questions about the system (you do not need to draw any graphs): 1) Determine if the current state of the system is safe. Explain your reasoning and calculation path.

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Author:James Kurose, Keith Ross
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Consider the following maximum-claim reusable resource system with
four processes (PO, P1, P2, P3) and three resource types (RO, R1, R2).
The maximum claim matrix C is given by:
R1
R2
PO
4
1
4
P1
3
1
4
P2
5
6
13
P3
1
1
6
where Cij denotes the maximum claim of process i for resource j.
The total number of units of each resource type is given by the vector
R1
8
R2
15
The current allocation of resources is given by the matrix A
RO
5
PO
P1
P2
P3
RO
0
2
1
1
RO
R1
1
0
4
0
R2
4
3
1
3
Answer the following questions about the system (you do not need to draw any
graphs):
1) Determine if the current state of the system is safe. Explain your
reasoning and calculation path.
Transcribed Image Text:Consider the following maximum-claim reusable resource system with four processes (PO, P1, P2, P3) and three resource types (RO, R1, R2). The maximum claim matrix C is given by: R1 R2 PO 4 1 4 P1 3 1 4 P2 5 6 13 P3 1 1 6 where Cij denotes the maximum claim of process i for resource j. The total number of units of each resource type is given by the vector R1 8 R2 15 The current allocation of resources is given by the matrix A RO 5 PO P1 P2 P3 RO 0 2 1 1 RO R1 1 0 4 0 R2 4 3 1 3 Answer the following questions about the system (you do not need to draw any graphs): 1) Determine if the current state of the system is safe. Explain your reasoning and calculation path.
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