Wk 2 – Scheduling
10
CS502 Spring 2006
Scheduling Policies - Comparison
•
10 jobs each take 100 seconds - look at
when jobs complete
•
FCFS – job 1: 100s, job 2: 200s … job
10:1000s
•
RR
–
1 sec quantum
–
Job 1: 991s, job 2 : 992s …
•
RR good for short jobs – worse for long
jobs