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学习xv6 FCFS(First Come First Serve) Scheduling1.FCFS Scheduling  First come first serve (FCFS) scheduling algorithm simply schedules the jobs according to their arrival time. The job which comes fi...

学习xv6 interrupts

学习xv6 Scheduler参考资料：http://pages.cs.wisc.edu/~gerald/cs537/Fall17/projects/p2b.html

学习multilevel queue scheduling1.multilevel queue scheduling  It may happen that processes in the ready queue can be divided into different classes where each class has its own scheduling needs. For...

学习 Priority scheduling algoritm1.Priority scheduling algoritm  In Priority scheduling, there is a priority number assigned to each process. In some systems, the lower the number, the higher the pr...

学习Traps, interrupts, and drivers1.interrupt, trap, exception1.1.InterruptsExternal (hardware generated) interrupts.External interrupts are received through pins on the processor.Software-ge...

学习lab3 实验https://pdos.csail.mit.edu/6.828/2018/labs/lab3/Exercises:diff --git a/kern/syscall.c b/kern/syscall.cindex 414d489..d1c3e5e 100644--- a/kern/syscall.c+++ b/kern/syscall.c@@ -69,10 +...

做syscall 实验实验1：System call tracing  Your first task is to modify the xv6 kernel to print out a line for each system call invocation. It is enough to print the name of the system call and the retur...

学习xv6 init 进程。

学习xv6 lab2 内存管理Setup of paging    当kernel开启分页机制之后，kernel 4M的物理地址就会映射到虚拟地址，即0x00000000 to 0x003fffff映射到0xf0000000 to 0xf03fffff 。那么如果访问0xf0400000会出现什么情况？ 42 .globl entry 43 entry: ...

本文目标是根据MIT6.8.28课程学习xv6 lab1。1.描述参考：https://pdos.csail.mit.edu/6.828/2017/labs/lab1/

学习目的：kernel stack overflow.