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MIT6.S081
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简介
Lec01 Introduction and Examples (Robert)
Lec03 OS Organization and System Calls (Frans)
Lec04 Page tables (Frans)
Lec05 Calling conventions and stack frames RISC-V (TA)
Lec06 Isolation & system call entry/exit (Robert)
Lec08 Page faults (Frans)
Lec09 Interrupts (Frans)
Lec10 Multiprocessors and locking (Frans)
Lec11 Thread switching (Robert)
Lec13 Sleep & Wake up (Robert)
Lec14 File systems (Frans)
Lec15 Crash recovery (Frans)
Lec16 File system performance and fast crash recovery (Robert)
16.1 Why logging
16.2 XV6 File system logging回顾
16.3 ext3 file system log format
16.4 ext3如何提 升性能
16.5 ext3文件系统调用格式
16.6 ext3 transaction commit步骤
16.7 ext3 file system恢复过程
16.8 为什么新transaction需要等前一个transaction中系统调用执行完成
16.9 总结
Lec17 Virtual memory for applications (Frans)
Lec18 OS organization (Robert)
Lec19 Virtual Machines (Robert)
Lec20 Kernels and HLL (Frans)
Lec21 Networking (Robert)
Lec22 Meltdown (Robert)
Lec23 RCU (Robert)
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Lec16 File system performance and fast crash recovery (Robert)
准备工作，阅读【1】
【1】
https://pdos.csail.mit.edu/6.828/2020/readings/journal-design.pdf
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15.8 File system challenges
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16.1 Why logging
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