Fall 2008
Links to notes etc. on future days are copies of materials from 2007 to give you an idea what the future will bring. We will update the notes as the course progresses.

MondayTuesdayWednesdayThursdayFriday
sep 1 sep 2
Reg Day
sep 3
LEC 1: Operating systems (handout)
Preparation: Read The Evolution of the Unix Time-Sharing System
Assignment: Lab 1: C, Assembly, Tools, and Bootstrapping
sep 4 sep 5
sep 8
LEC 2: PC hardware and x86 programming
Preparation: Read PC Assembly Language, except ch 5, 6, and 7.2; do Homework 1
sep 9 sep 10
LEC 3: OS Organization
Preparation: Read Exokernel; do Homework 2
Assignment: Lab 2: Memory management
sep 11
DUE: Lab 1
sep 12
sep 15
LEC 4: Address spaces using segmentation (handout)
Preparation: Read bootasm.S, bootother.S, bootmain.c, main.c, and init.c of xv6; do Homework 3
sep 16 sep 17
LEC 5: Address spaces using page tables (handout)
Preparation: Read 80386 chapters 5 and 6, and setupsegs in xv6; do Homework 4
sep 18 sep 19
sep 22
Student holiday
sep 23 sep 24
LEC 6: Interrupt and Exception Handling
Preparation: Read trapasm.S, trap.c, syscall.c, and usys.S of xv6. You will need to consult IA32 System Programming Guide chapter 5 (skip 5.7, 5.8.2, 5.12.2, 5.14); do Homework 5
Assignment: Lab 3: User-Level Environments
sep 25
DUE: Lab 2
sep 26
sep 29
LEC 7:Multiprocessors and locking
Preparation: Read spinlock.c and skim mp.c; do Homework 6
sep 30 oct 1
LEC 8: Processes and Context Switching
Preparation: Read proc.c, setjmp.S, and sys_fork (in sysproc.c); do Homework 7
oct 2
DUE: Lab 3 (Part A)
oct 3
ADD DATE
oct 6
LEC 9: Processes and coordination
Preparation: Read remainder of proc.c and sys_wait, sys_exit, sys_kill; do Homework 8
Assignment: Lab 4: Preemptive Multitasking
oct 7 oct 8
LEC 10: Files and disk I/O
Preparation: readi, writei, filewrite, fileread, dirlink, create, and code related to these system calls in fs.c, bio.c, ide.c, sysfile.c, and file.c. do Homework 9
oct 9
DUE: Lab 3 (Part B)
oct 10
oct 13
Columbus Day Holiday
oct 14 oct 15
QUIZ #1: Mid-term quiz during lecture time
open book and notes
scope: Lectures 1-10, xv6, and labs
practice: previous years' quizzes.
oct 16
DUE: Lab 4 (Part A)
oct 17
oct 20
LEC 11: Naming
Preparation: Read namei in fs.c (and remainder of fs.c), sysfile.c, file.c do Homework 10
oct 21 oct 22
LEC 12: File system performance and crash recovery
Preparation: Read Soft Updates; do Homework 11
oct 23
DUE: Lab 4 (part B)
oct 24
oct 27
LEC 13: Performance and durability
Preparation: Read Rethink the sync; no homework
oct 28 oct 29
LEC 14: Scheduling
Preparation: Read Eliminating Receive Livelock; do Homework 15
Assignment: Lab 5: File system and Spawn

oct 30
DUE: Lab 4 (Part C)
oct 31
nov 3
LEC 15: Microkernels and capabilities
Preparation: Read KeyKOS, Confused deputy; do Homework 12
nov 4 nov 5
LEC 16: Language/OS co-design
Preparation: Read Singularity and Language Support for Message-based Communication; no homework
nov 6
DUE: Lab 5

Assignment: Lab 6: Network Driver

nov 7
nov 10
Veteran's Day Holiday
nov 11
Veteran's Day Holiday
nov 12
LEC 17: Distributed OS
Preparation: Read Fault Tolerance under UNIX; no homework
nov 13 nov 14 Assignment: Lab 7: Final Project
nov 17
LEC 18: Multi-processor coordination
Preparation: Read Read-Copy Update; no homework
nov 18 nov 19
LEC 19: Virtual Machines
Preparation: Read Software vs Hardware Virtualization; Homework: final project proposal
DROP DATE
nov 20
DUE: Lab 6
nov 21
nov 24
LEC 20: OS Security
Preparation: Read HiStar; no homework
nov 25
nov 26
LEC 21: More HiStar
Skipped Mondriaan Memory Protection.
Preparation (unused): Read Mondrix
nov 27
Thanksgiving
nov 28
Thanksgiving
dec 1
LEC 22: OS bugs
Preparation: Read Bugs as a deviant behavior; do Homework 20
dec 2
dec 3
LEC 23: OS Bakeoff
dec 4
dec 5
DUE: Lab 7
dec 8
no class
dec 9 dec 10
no class
dec 11 dec 12
dec 15 dec 16 dec 17 dec 18 dec 19
Final Exam
9:00am-12:00noon in duPont

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