The following four tasks are to be scheduled on a single processor preemptively. Construct the schedule when: a) Priority Ceiling protocol is applied for resource access control b) Stack-Sharing Priority Ceiling protocol is applied to control access to resources. Explain the schedule step by step.

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The following four tasks are to be scheduled on a single processor preemptively. Construct the schedule when:

a) Priority Ceiling protocol is applied for resource access control

b) Stack-Sharing Priority Ceiling protocol is applied to control access to resources.

Explain the schedule step by step.

Task
Priority
Released at
Execution time
Resource usage
T1
1
8
[1, 2) uses X
T2
2
4
[2, 3) uses Y
T3
3
3
2
[1, 2) uses X
T
4
2
1
None
T5
[1, 4) uses X
2.
Transcribed Image Text:Task Priority Released at Execution time Resource usage T1 1 8 [1, 2) uses X T2 2 4 [2, 3) uses Y T3 3 3 2 [1, 2) uses X T 4 2 1 None T5 [1, 4) uses X 2.
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