Course details

Advanced Operating Systems

POS Acad. year 2018/2019 Summer semester 5 credits

Current academic year

Basic concepts, operating system kernel, kernel structure. Parallel programming and synchronization with a view to kernel synchronization. Deadlock, deadlock detection and prevention. Scheduling algorithms for uni-processor systems. Memory management, virtual memory, paging, virtual memory implementation. Input/Output, synchronous and asynchronous I/O, drivers, optimization of disk operations, File systems, disk space allocation, metadata structures, failure recovery, file system examples. Security and protection.

Guarantor

Language of instruction

Czech

Completion

Examination (written)

Time span

  • 39 hrs lectures
  • 13 hrs projects

Assessment points

  • 65 pts final exam (written part)
  • 15 pts mid-term test (written part)
  • 20 pts projects

Department

Lecturer

Instructor

Subject specific learning outcomes and competences

Students are acquainted with the parallel programming using POSIX threads, usage of synchronization primitives, virtual memory and file system.
A deeper understanding of computer systems and system programming.

Learning objectives

The goal is to acquaint students with the principles and concepts that are used as a basis of modern operating system kernels.

Recommended prerequisites

Prerequisite knowledge and skills

C language programming in Unix environment, computer architecture, Intel x86 assembler, basic principles of operating systems.

Study literature

  • Open Sources: Voices from the Open Source Revolution (http://www.oreilly.com/catalog/opensources/book/toc.html), O'Reilly, 1999, ISBN 1-56592-582-3
  • Andrews, G.R.: Foundations of Multithreaded, Parallel, and Distributed Programming, Addison-Wesley, 2000, ISBN 0-201-35752-6
  • Love, R.: Linux Kernel Development, Second Edition, Pearson Education, 2005, ISBN 0-672-32720-1
  • Bic, L., Shaw, A.C.: Operating Systems Principles, Prentice-Hall, 2003, ISBN 0-13-026611-6
  • Nutt, G.J.: Operating Systems: A Modern Perspective, Addison-Wesley, 2000, ISBN 0-201-61251-8
  • Vahalia, U.: Unix Internals: The New Frontiers, Prentice-Hall, 1996, ISBN 0-13-101908-2
  • Schimmel, K.: UNIX Systems for Modern Architectures: Symmetric Multiprocessing and Caching for Kernel Programmers, Addison-Wesley, 1994, ISBN 0-201-63338-8
  • McKusick, M.K., Neville-Neil, G.V.: The Design and Implementation of the FreeBSD Operating System, Addison-Wesley, 2004, ISBN 0-201-70245-2
  • Stevens, W.,R.: Advanced Programming in the UNIX Environment: Second Edition, Addison-Wesley Professional, 2005, 0-201-43307-9

Syllabus of lectures

  1. Kernel structure, interface, system calls, context switch, interrupts, system interface, Unix systems interface, standardization, SVID, XPG.
  2. Processes and POSIX threads, creating processes and threads, threads implementation.
  3. Parallel programming, synchronization, synchronization basics, mutual exclusion using memory read&write.
  4. Synchronization using special instructions on uni-processor and multiprocessor systems with shared memory, priority inversion and solution.
  5. Synchronization tools and programming languages frameworks, classical synchronization tasks and their solutions.
  6. Processor scheduling, strategy, implementation, scheduling algorithms for uni-processor systems.
  7. Resource allocation, deadlock, deadlock avoidance, solutions for CR and SR systems.
  8. Memory architecture, paging, page tables and TLB.
  9. Virtual memory, paging algorithm, page replacement algorithms.
  10. Practical aspects of virtual memory - code sharing, memory sharing, locking, dynamic libraries, file mapping, kernel memory.
  11. Input and output, drivers, synchronous and asynchronous operations, disk I/O optimization.
  12. Files systems, organization, space allocation, free space allocation, failure recovery, Unix file systems, BSD FFS and log based file systems.
  13. Security and protection, system access, data protection, security risks.

Syllabus - others, projects and individual work of students

  • Threads and synchronization.
  • Message passing in Unix.
  • Signals and signal handling.

Progress assessment

Written mid-term exam (max. 15 points) and submitted projects in due date. Projects have to be submitted before the deadline, late project submission will be graded 0 points.

Controlled instruction

The knowledge of students is examined by the projects and by the final exam.

Course inclusion in study plans

  • Programme IT-MGR-2, field MBI, MMI, any year of study, Compulsory-Elective group O
  • Programme IT-MGR-2, field MBS, any year of study, Compulsory-Elective group S
  • Programme IT-MGR-2, field MGM, 2nd year of study, Elective
  • Programme IT-MGR-2, field MIN, MMM, MPV, any year of study, Elective
  • Programme IT-MGR-2, field MIS, 1st year of study, Compulsory
  • Programme IT-MGR-2, field MSK, 1st year of study, Compulsory-Elective group B
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