Process Current Allocation MAX NEED Available R1 R2 R3 R4 R1 R2 R3 R4 R1 R2 R3 R4 P1 0 0 1 2 0 0 3 2 2 1 2 0 P2 2 0 0 0 2 7 5 0 P3 0 0 3 4 6 6 5 6 P4 2 3 5 4 4 3 5 6 P5 0 3 3 2 0 6 5 2 a. Is the system in deadlock? Justify your answer using safe sate or unsafe state. b. If a request from process P2 arrives like (0, 4, 2, 0), can the request be granted? Justify your answer using safe state or unsafe state. c. If a request from process P1 arrives like (0, 0, 2, 1), can the request granted? Justify your answer using your own login.
Process Current Allocation MAX NEED Available R1 R2 R3 R4 R1 R2 R3 R4 R1 R2 R3 R4 P1 0 0 1 2 0 0 3 2 2 1 2 0 P2 2 0 0 0 2 7 5 0 P3 0 0 3 4 6 6 5 6 P4 2 3 5 4 4 3 5 6 P5 0 3 3 2 0 6 5 2 a. Is the system in deadlock? Justify your answer using safe sate or unsafe state. b. If a request from process P2 arrives like (0, 4, 2, 0), can the request be granted? Justify your answer using safe state or unsafe state. c. If a request from process P1 arrives like (0, 0, 2, 1), can the request granted? Justify your answer using your own login.
Computer Networking: A Top-Down Approach (7th Edition)
7th Edition
ISBN:9780133594140
Author:James Kurose, Keith Ross
Publisher:James Kurose, Keith Ross
Chapter1: Computer Networks And The Internet
Section: Chapter Questions
Problem R1RQ: What is the difference between a host and an end system? List several different types of end...
Related questions
Question
Process | Current Allocation | MAX NEED | Available |
R1 R2 R3 R4 | R1 R2 R3 R4 | R1 R2 R3 R4 | |
P1 | 0 0 1 2 | 0 0 3 2 | 2 1 2 0 |
P2 | 2 0 0 0 | 2 7 5 0 | |
P3 | 0 0 3 4 | 6 6 5 6 | |
P4 | 2 3 5 4 | 4 3 5 6 | |
P5 | 0 3 3 2 | 0 6 5 2 |
a. Is the system in deadlock? Justify your answer using safe sate or unsafe state.
b. If a request from process P2 arrives like (0, 4, 2, 0), can the request be granted? Justify your answer
using safe state or unsafe state.
c. If a request from process P1 arrives like (0, 0, 2, 1), can the request granted? Justify your answer
using your own login.
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