This is the repository for SJTU CS356 Operating System Project. All the work is done in Android Emulator running on 64-bit Linux OS.
I got 100 points in this course, with bonus for presentation.
- Project 1: Android Process Tree
- A system call that copies process tree data.
- A program
ptreethat prints the process tree. - A simple Caesar Encryption Server.
- Project 2: Android Memory Management
- Two system calls: one explores page table layout, the other remaps page tables to user space.
VATranslate: a program that translates a given virtual address of a target process to physical one.vm_inspector: a program that dumps page tables of a target process.- Change Linux page replacement algorithm to LRU and LFU ones. (The slides of presentation are also included)