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CS 62003 credit hours

Graduate Introduction to Operating Systems(GIOS)

Foundations of modern operating systems: processes, threads, synchronization, memory, IPC, scheduling, file systems, virtualization, and distributed services.

Computing Systems · coreMachine Learning · electiveInteractive Intelligence · coreComputational Perception & Robotics · coresystemsCconcurrencyfoundational

Distributions

Difficulty
3.9of 5
n = 28
0
0
9
13
6
1
2
3
4
5
Weekly workload
19.4hrs/wk
n = 28
0
1
3
10
8
6
0
0
<5
5–9
10–14
15–19
20–24
25–29
30–34
35+
Overall rating
4.5of 5
n = 28
0
1
1
9
17
1★
2★
3★
4★
5★

Logistics

Terms offered
Fall
Spring
Summer
Prerequisites
  • Systems programming in C
  • Undergrad OS
Counts toward
  • Computing Systemscore
  • Machine Learningelective
  • Interactive Intelligencecore
  • Computational Perception & Roboticscore

Reviews (28)

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28 of 28
  1. 5 / 5
    Difficulty3/5Workload27 hr/wkRecommendYes

    Took this in Summer 2025. Workload averaged ~27 hrs/wk. Difficulty felt fair. Pacing is reasonable.

  2. 5 / 5
    Difficulty4/5Workload25 hr/wkRecommendYes

    Would I take it again? Yes. The course rewards consistent weekly effort.

  3. 5 / 5
    Difficulty4/5Workload18 hr/wkRecommendYes

    Took this in Summer 2024. Workload averaged ~18 hrs/wk. Difficulty felt hard. Assignments build on each other.

  4. 5 / 5
    Difficulty3/5Workload14 hr/wkRecommendYes

    If you have a math-heavy background, this is approachable. Otherwise plan for ~14 hrs/wk and a few late nights.

  5. 5 / 5
    Difficulty5/5Workload15 hr/wkRecommendYes

    Took this in Summer 2023. Workload averaged ~15 hrs/wk. Difficulty felt brutal. Reasonable tooling, no setup hell.

  6. 5 / 5
    Difficulty4/5Workload22 hr/wkRecommendYes

    If you have limited Python exposure, this is approachable. Otherwise plan for ~22 hrs/wk and a few late nights.

  7. 4 / 5
    Difficulty5/5Workload18 hr/wkRecommendYes

    Honest review: brutal class, moderate workload. Loved slack community is active. Hated group dynamics are hit or miss.

  8. 4 / 5
    Difficulty4/5Workload20 hr/wkRecommendYes

    If you have industry experience in backend, this is approachable. Otherwise plan for ~20 hrs/wk and a few late nights.

  9. 5 / 5
    Difficulty4/5Workload10 hr/wkRecommendYes

    hard pace, light hours weekly. Coming in I had no recent academic study. Glad I stuck with it.

  10. 2 / 5
    Difficulty3/5Workload20 hr/wkRecommendNo

    Honest review: fair class, moderate workload. Loved projects feel real-world. Hated group dynamics are hit or miss.

  11. 3 / 5
    Difficulty4/5Workload15 hr/wkRecommendYes

    Honest review: hard class, moderate workload. Loved pacing is reasonable. Hated lectures feel dated in spots.

  12. 5 / 5
    Difficulty5/5Workload12 hr/wkRecommendYes

    Would I take it again? Yes. The course rewards consistent weekly effort.

  13. 4 / 5
    Difficulty5/5Workload25 hr/wkRecommendYes

    Took this in Spring 2024. Workload averaged ~25 hrs/wk. Difficulty felt brutal. Great auto-grader feedback.

  14. 4 / 5
    Difficulty3/5Workload16 hr/wkRecommendYes

    Honest review: fair class, moderate workload. Loved pacing is reasonable. Hated steep ramp-up week one.

  15. 4 / 5
    Difficulty4/5Workload29 hr/wkRecommendYes

    Took this in Fall 2024. Workload averaged ~29 hrs/wk. Difficulty felt hard. Great auto-grader feedback.

  16. 5 / 5
    Difficulty3/5Workload16 hr/wkRecommendYes

    Honest review: fair class, moderate workload. Loved projects feel real-world. Hated vague rubrics on writeups.

  17. 5 / 5
    Difficulty4/5Workload9 hr/wkRecommendYes

    Project-driven course. Most of the 9 hrs/wk go to assignments rather than lectures.

  18. 4 / 5
    Difficulty3/5Workload21 hr/wkRecommendYes

    fair pace, moderate hours weekly. Coming in I had no recent academic study. Glad I stuck with it.

  19. 5 / 5
    Difficulty3/5Workload19 hr/wkRecommendYes

    Project-driven course. Most of the 19 hrs/wk go to assignments rather than lectures.

  20. 5 / 5
    Difficulty5/5Workload23 hr/wkRecommendYes

    If you have no recent academic study, this is approachable. Otherwise plan for ~23 hrs/wk and a few late nights.

  21. 4 / 5
    Difficulty4/5Workload18 hr/wkRecommendYes

    If you have a math-heavy background, this is approachable. Otherwise plan for ~18 hrs/wk and a few late nights.

  22. 5 / 5
    Difficulty3/5Workload16 hr/wkRecommendYes

    Would I take it again? Yes. The course rewards consistent weekly effort.

  23. 5 / 5
    Difficulty4/5Workload21 hr/wkRecommendYes

    Took this in Fall 2024. Workload averaged ~21 hrs/wk. Difficulty felt hard. Reasonable tooling, no setup hell.

  24. 5 / 5
    Difficulty4/5Workload21 hr/wkRecommendYes

    Honest review: hard class, moderate workload. Loved great auto-grader feedback. Hated group dynamics are hit or miss.

  25. 4 / 5
    Difficulty5/5Workload27 hr/wkRecommendYes

    Would I take it again? Yes. The course rewards consistent weekly effort.

  26. 5 / 5
    Difficulty3/5Workload22 hr/wkRecommendYes

    Project-driven course. Most of the 22 hrs/wk go to assignments rather than lectures.

  27. 5 / 5
    Difficulty4/5Workload16 hr/wkRecommendYes

    If you have industry experience in backend, this is approachable. Otherwise plan for ~16 hrs/wk and a few late nights.

  28. 4 / 5
    Difficulty4/5Workload28 hr/wkRecommendYes

    Would I take it again? Yes. The course rewards consistent weekly effort.