Job ID
Service Time
Arrival Time
Start Time
Finish Time
Preemption
Turnaround Time
Waiting Time
Context Switches
T1
23
0
0
23
23
0
0
T2
75
25
20
23
173
73
198
end of quantum; T3 starts
178
103
1
T3
93
43
22
73
198
123
241
end of quantum; T4 starts
219
126
1
T4
48
50
123
171
121
73
0
T5
2
55
171
173
118
116
0
Mean
131.8
83.6
Table 6:
Round-Robin policy of Example 2B.
