UE Systèmes d'exploitation avancés

CONTENT

• Introduction to operating systems
  • The concept of a OS kernel
  • The concept of process
  • Libraries: static vs dynamic libraries
• Memory management
  • Processor hardware support for virtual memory

    • Memory protection mechanisms

    • Memory segmentation

    • Memory pagination

  • Memory management  for Linux kernel

    • Kernel memory allocator

    • slab

  • Memory management for the processes
    • Process address space
    • Memory regions
    • Page fault management
    • Delayed memory allocation
    • Out of memory management
    • Page replacement policy
• File systems

  • Introduction to FS

  • Files

  • Files systems  architectures

  • Implementing directories in file systems

  • Disk space management

  • Improving disk performance

  • Few examples of file systems

• Processes and threads

  This topic is optional.

  • Processes

  • Threads, differences with processes

  • Process and thread scheduling

• Introduction to program and system hacking

  This topic is optional. We show how a hacker can exploit a bug of buffer overflow in a program to introduce a malicious code. We show what are the system protection mechanisms.