# | Lecture topic![]() |
Read this before lecture | Date |
---|---|---|---|
x | (Tim Merrifield Guest Lecture) Advanced OS-level Synchronization | n/a | 11/13 |
25 | advanced storage concepts: RAID, ZFS, b-trees and btrfs | 11/20 | |
26 | alternative OS designs, and virtualization | 12/2 | |
24 | authentication / access control, and hw9 | OSPP on access control | 11/25 |
3 | BIOS services, real mode programming | OSPP 2--2.3, Int 10 functions take a quick look at the list, read about function "AH=0eh" in detail. | 9/2 |
23 | block-level operations and persistence in file systems | 11/18 | |
21 | file systems cont. and hw8 | * | 11/6 |
4 | GDB, initialization, and starting protected mode. | entry.S, main.c - and follow the first function call (kinit1()) all the way down to see what it does. | 9/4 |
18 | hw6/7 discussion, continuing mutual exclusion | 10/28 | |
22 | hw8 take two | * | 11/11 |
6 | Interrupts, and virtual memory | OSPP 2.1--2.3. proc.h, xv6 commentary chapter 2. | 9/11 |
20 | intro to file systems | OSPP Part 4, except Ch 12, NTFS and Copy-on-Write File Systems. xv6 booklet on file systems | 11/4 |
1 | Introduction to Operating Systems | - | 8/26 |
13 | introduction to threads | (this will not be covered in the midterm) | 10/7 |
-- | midterm exam | 10/14 | |
15 | midterm post-mortem, beginning concurrency | - | 10/16 |
14 | midterm review | all of the above | 10/9 |
16 | mutual exclusion in the kernel | OSPP part 2, except: 5.6. xv6 textbook, chapter 4 | 10/23 |
5 | OS initialization continued | main() and single-core subroutines, trap.c, xv6 commentary chapter 1. | 9/9 |
8 | paging and replacement policies | OSPP 9.5--9.7 | 9/18 |
10 | process scheduling and switching | OSPP 2.4. sched(), scheduler(), wait(), wakeup() | 9/25 |
11 | process switching continued. From sys_fork() to swtch | see prev. lecture, and swtch(). xv6 commentary Ch. 4. OSPP 4.6 (context switch) | 9/30 |
9 | process vs. kernel abstractions, and syscalls | OSPP 2.1--2.3. proc.h, userinit(), fork() and allocproc(). xv6 commentary chapter 2. | 9/23 |
12 | sleep and wakeup, plus scheduling algorithms | sleep(), wakeup()/wakeup1(), OSPP 7.1 | 10/2 |
17 | spinlock, queue lock, adaptive | 10/25 | |
19 | understanding caches, coherency protocols and performance | 10/30 | |
2 | Using Git, and the boot process | Git book Chapters 2 and 3, bootasm.S, bootmain.c, and this other boot sector example | 8/28 |
7 | Virtual Memory (2nd attempt) | OSPP 8.1--8.2 | 9/16 |
27 | wrap up and review for final | 12/4 |
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