RGPV 2016
Consider the following snapshot of a system
|
Process |
Allocation |
Max |
Available |
||||||
|
|
A |
B |
C |
A |
B |
C |
A |
B |
C |
|
P0 |
0 |
1 |
0 |
7 |
5 |
3 |
3 |
3 |
2 |
|
P1 |
2 |
0 |
0 |
3 |
2 |
2 |
|
|
|
|
P2 |
3 |
0 |
2 |
9 |
0 |
2 |
|
|
|
|
P3 |
2 |
1 |
1 |
2 |
2 |
2 |
|
|
|
|
P4 |
0 |
0 |
2 |
4 |
3 |
3 |
|
|
|
Answer the following questions using Bankers algorithm:
i) What is the, content of the matrix need?
ii) If a request from process P1 arrives for (1,0,2) can the request be granted immediately?
iii) Is the system in a safe state?