OS Concepts · Chapter 5

Preemptive Priority Scheduling

Same rule as priority scheduling, but a higher-priority arrival preempts the CPU.

Parameters

—

Process table

Burst time is required. Priority sets rank (lower number = runs first).

ProcessArrivalBurstPriority

Preemptive Priority Scheduling

CPU idle

—

t=0 Speed
ProcessArrivalBurstFinishTurnaroundWaitingResponse