Course detail
Advanced Operating Systems
FIT-POSAcad. year: 2020/2021
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
Department
Learning outcomes of the course unit
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.
Prerequisites
C language programming in Unix environment, computer architecture, Intel x86 assembler, basic principles of operating systems.
- recommended prerequisite
Co-requisites
Not applicable.
Recommended optional programme components
Not applicable.
Recommended or required reading
Andrews, G.R.: Foundations of Multithreaded, Parallel, and Distributed Programming, Addison-Wesley, 2000, ISBN 0-201-35752-6
Bic, L., Shaw, A.C.: Operating Systems Principles, Prentice-Hall, 2003, ISBN 0-13-026611-6
Stevens, W.,R.: Advanced Programming in the UNIX Environment: Third Edition, Addison-Wesley Professional, 2013, ISBN 0-321-63773-9
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
Planned learning activities and teaching methods
Not applicable.
Assesment methods and criteria linked to learning outcomes
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.
Language of instruction
Czech
Work placements
Not applicable.
Aims
The goal is to acquaint students with the principles and concepts that are used as a basis of modern operating system kernels.
Specification of controlled education, way of implementation and compensation for absences
The knowledge of students is examined by the projects, half-term exam and by the final exam.
Classification of course in study plans
- Programme IT-MGR-2 Master's
branch MBI , any year of study, summer semester, 5 credits, compulsory-optional
branch MPV , any year of study, summer semester, 5 credits, elective
branch MBS , any year of study, summer semester, 5 credits, compulsory-optional
branch MIN , any year of study, summer semester, 5 credits, elective
branch MMI , any year of study, summer semester, 5 credits, compulsory-optional
branch MMM , any year of study, summer semester, 5 credits, elective - Programme MITAI Master's
specialization NADE , any year of study, summer semester, 5 credits, elective
specialization NBIO , any year of study, summer semester, 5 credits, elective
specialization NGRI , any year of study, summer semester, 5 credits, elective
specialization NNET , any year of study, summer semester, 5 credits, elective
specialization NVIZ , any year of study, summer semester, 5 credits, elective
specialization NCPS , any year of study, summer semester, 5 credits, elective
specialization NSEC , any year of study, summer semester, 5 credits, elective
specialization NEMB , any year of study, summer semester, 5 credits, elective
specialization NHPC , any year of study, summer semester, 5 credits, elective
specialization NISD , any year of study, summer semester, 5 credits, elective
specialization NIDE , any year of study, summer semester, 5 credits, elective
specialization NISY , any year of study, summer semester, 5 credits, elective
specialization NMAL , any year of study, summer semester, 5 credits, elective
specialization NMAT , any year of study, summer semester, 5 credits, elective
specialization NSEN , any year of study, summer semester, 5 credits, elective
specialization NVER , any year of study, summer semester, 5 credits, elective
specialization NSPE , any year of study, summer semester, 5 credits, elective - Programme IT-MGR-2 Master's
branch MSK , 1. year of study, summer semester, 5 credits, compulsory-optional
branch MIS , 1. year of study, summer semester, 5 credits, compulsory
branch MGM , 2. year of study, summer semester, 5 credits, elective
Type of course unit
Lecture
39 hours, optionally
Teacher / Lecturer
Syllabus
- Kernel structure, interface, system calls, context switch, interrupts, system interface, Unix systems interface, standardization, SVID, XPG.
- Processes and POSIX threads, creating processes and threads, threads implementation.
- Parallel programming, synchronization, synchronization basics, mutual exclusion using memory read&write.
- Synchronization using special instructions on uni-processor and multiprocessor systems with shared memory, priority inversion and solution.
- Synchronization tools and programming languages frameworks, classical synchronization tasks and their solutions.
- Processor scheduling, strategy, implementation, scheduling algorithms for uni-processor systems.
- Resource allocation, deadlock, deadlock avoidance, solutions for CR and SR systems.
- Memory architecture, paging, page tables and TLB.
- Virtual memory, paging algorithm, page replacement algorithms.
- Practical aspects of virtual memory - code sharing, memory sharing, locking, dynamic libraries, file mapping, kernel memory.
- Input and output, drivers, synchronous and asynchronous operations, disk I/O optimization.
- Files systems, organization, space allocation, free space allocation, failure recovery, Unix file systems, BSD FFS and log based file systems.
- Security and protection, system access, data protection, security risks.
Project
13 hours, compulsory
Teacher / Lecturer
Syllabus
- Threads and synchronization.
- Message passing in Unix.
- Signals and signal handling.