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OS Study

OSTEP.jpg

๐Ÿ“– ๊ต์žฌ

๐Ÿ“œ ์Šคํ„ฐ๋”” ์ง„ํ–‰ ๋ฐฉ์‹

  • Repository์— ๊ฐ์ž ๊ฐ ์žฅ๋ณ„๋กœ ๊ณต๋ถ€ํ•œ ๋‚ด์šฉ์„ ์ •๋ฆฌํ•ฉ๋‹ˆ๋‹ค.
  • ๋‹จ, ๋ฐ”๋กœ main ๋ธŒ๋žœ์น˜์— push ํ•˜๋Š” ๊ฒƒ์ด ์•„๋‹ˆ๋ผ PR์„ ์ƒ์„ฑํ•ด์„œ ๋‹ค๋ฅธ ํŒ€์›๋“ค์—๊ฒŒ review ์š”์ฒญํ•ฉ๋‹ˆ๋‹ค.
  • ๊ณผ๋ฐ˜์ˆ˜๊ฐ€ approve ํ•˜๋ฉด PR mergeํ•ด์ฃผ์„ธ์š”.
  • ๊ฐ์ž ๋‹ค๋ฅธ ํŒ€์›๋“ค ๊ธ€์„ review ํ•˜๋ฉด์„œ ์ž˜๋ชป๋˜์—ˆ๊ฑฐ๋‚˜ ๋ถ€์กฑํ•ด ๋ณด์ด๋Š” ๋ถ€๋ถ„์— ๋Œ€ํ•ด ๋ถ€๋‹ด์—†์ด comment ๋กœ ๋ณด์ถฉํ•˜๊ณ  ํ† ์˜ํ–ˆ์œผ๋ฉด ์ข‹๊ฒ ์Šต๋‹ˆ๋‹ค.
  • ์˜คํ”„๋ผ์ธ ๋ฏธํŒ…์€ ๋งค์ฃผ ์›”์š”์ผ ์˜คํ›„ 12์‹œ์— ์ง„ํ–‰ํ•ฉ๋‹ˆ๋‹ค.
  • ๋ฏธํŒ…์€ ์ง„๋„๋ณ„๋กœ ๊ณต๋ถ€ํ–ˆ๋˜ ๋‚ด์šฉ์— ๋Œ€ํ•ด ๊ณต์œ ํ•˜๋Š” ์ž๋ฆฌ์ž…๋‹ˆ๋‹ค.
  • ๋ฌธ์ œ๋Š” ์ „๋ถ€ ํ’€์–ด์˜ค๋Š” ๊ฒƒ์ด ํ•„์ˆ˜๋Š” ์•„๋‹ˆ๋‚˜, ๋ฌธ์ œ ์„ ๋ณ„์‹œ ๋‹น์ผ ์•„์นจ๊นŒ์ง€ ํ†ก๋ฐฉ์— ์„ ์ •ํ•œ ๋ฌธ์ œ ๋ฒˆํ˜ธ๋ฅผ ๊ณต์œ ํ•ด์ฃผ์„ธ์š”.
  • ๋ฐœํ‘œ์— ๋Œ€ํ•œ ์ž์„ธํ•œ ๋‚ด์šฉ์€ ์•„๋ž˜๋ฅผ ์ฐธ๊ณ ํ•ด์ฃผ์„ธ์š”.

๐ŸŽ™ ๋ฐœํ‘œ

  • ๋ฐœํ‘œ์ž ๊ธฐ์ค€์œผ๋กœ ์ง„ํ–‰์ด ๋˜๋‚˜, ๋‹ค๋ฅธ ํŒ€์›๋“ค๋„ ๊ณต๋ถ€ํ•ด์™€์•ผ ํ•ฉ๋‹ˆ๋‹ค.
  • ๋ฐœํ‘œ ๊ธธ์ด๋Š” ๊ธธ์ง€ ์•Š์•„๋„ ๋ฌด๋ฐฉํ•ฉ๋‹ˆ๋‹ค. (ํ›‘๋Š” ์ •๋„์—ฌ๋„ ๋ฌด๋ฐฉ, ๋ฐœํ‘œ ๋ถ€๋‹ด ์ค„์ด๊ธฐ)
Week ์ผ์ • ๋‚ด์šฉ ๋ฐœํ‘œ์ž ๊ต์žฌ ์ฑ•ํ„ฐ
1 9/11 Introduction to Operating Systems, The Process, Process API
Limited Direct Execution, Scheduling: Introduction, MLFQ
๊น€ํ˜„์ค€
๋ฐฉํ˜•์šฑ
01 ~ 08
2 9/18 Scheduling: Proportion Share, Multiprocessor Scheduling, Address Spaces
Memory API, Address Translation, Segmentation
๊น€๋ฏผ๊ท 
๊น€๊ฑดํฌ
09 ~ 16
3 9/25 Free-Space Management, Paging: Introduction
Paging: Faster Translations, Smaller Tables, Mechanisms
Swapping: Policies, Concurrency, Thread API
๋ฐ•์ •ํ™˜
๋ฐ•์„ฑํ˜„
17 ~ 27
4 10/9
(๋น„๋Œ€๋ฉด)
Locks, Lock-based Concurrent Data Structures
Condition Variables, Semaphores
๊น€ํ˜„์ค€
๋ฐฉํ˜•์šฑ
28 ~ 31
5 10/16 Common Concurrency Problems, I/O Devices
Hard Disk Drives, RAIDs
๊น€๋ฏผ๊ท 
๊น€๊ฑดํฌ
32 ~ 38
6 10/30 File and Directories, File System Implementation
Locality and The Fast File System, Crash Consistency
Log-structured File Systems, Flash-based SSDs
๋ฐ•์ •ํ™˜
๋ฐ•์„ฑํ˜„
39 ~ 44

๐Ÿ—‚ Conventions

  • ๊ฐ ์ฑ•ํ„ฐ๋ณ„ ๋””๋ ‰ํ† ๋ฆฌ์— ๊ฐ์ž ์ •๋ฆฌํ•œ ๋‚ด์šฉ์„ ์˜ฌ๋ ค์ฃผ์„ธ์š”.
  • ๋””๋ ‰ํ† ๋ฆฌ๋ช…์€ ํ•ด๋‹น ์ฑ•ํ„ฐ๋ช…์ž…๋‹ˆ๋‹ค. (e.g. Chapter 3 - ๊ฐ€์ƒํ™”์— ๊ด€ํ•œ ๋Œ€ํ™”)
  • markdown ํŒŒ์ผ์€ ch1_์์์.md์œผ๋กœ ์ƒ์„ฑํ•ด์ฃผ์„ธ์š”.
  • markdown์— ํ•„์š”ํ•œ asset๋“ค์€ ์ฑ•ํ„ฐ๋ณ„ ๋””๋ ‰ํ† ๋ฆฌ ์•ˆ์— asset ๋””๋ ‰ํ† ๋ฆฌ๋ฅผ ๋”ฐ๋กœ ์ƒ์„ฑํ•ด์„œ ๊ฑฐ๊ธฐ์— ์˜ฌ๋ ค์ฃผ์„ธ์š”.
  • PR ๋งŒ๋“œ์‹ค ๋•Œ ๋ธŒ๋žœ์น˜๋Š” main์—์„œ ch1_์์์์œผ๋กœ ์ƒ์„ฑํ•ด์ฃผ์„ธ์š”.
  • Commit message๋Š” ํŠน๋ณ„ํ•œ ๊ทœ์ •์„ ๋‘์ง€ ์•Š๊ฒ ์Šต๋‹ˆ๋‹ค.

๐Ÿฅค ํŽ˜๋„ํ‹ฐ

  • ๋ถˆ์ฐธ OR ํ•ด๋‹น ์ฃผ์ฐจ ํ•™์Šต์„ ๋ชปํ–ˆ์„ ์‹œ ํ•ด๋‹น ์ฃผ์ฐจ ํ˜น์€ ๊ทธ ๋‹ค์Œ ์ฃผ์ฐจ์— ์ปคํ”ผ ํ•œ์ž”์”ฉ ๋Œ๋ฆฌ๊ธฐ

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