Operating Systems

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Selfish RR (SRR, **, SRR, **)

Shortest Job First (SPN, SJF, SJF, SJF)

Sort jobs by total execution time needed and run the shortest first.

Homework: 39, 40 (note that when he says RR with each process getting its fair share, he means PS).

Preemptive Shortest Job First (PSPN, SRT, PSJF/SRTF, --)

Preemptive version of above

Highest Penalty Ratio Next (HPRN, HRN, **, **)

Run the process that has been “hurt” the most.