Operating Systems

by O'Gorman, John

• ISBN13: 9780333802885
• ISBN10: 0333802888
• Format: Paperback
• Copyright: 2000-03-01
• Publisher: Red Globe Pr

Author Biography

John O'Gorman has been teaching maths and computing for 25 years in Newbridge College, NUI Maynooth and the University of Limerick.

Table of Contents

Preface
Introduction	p. 1
What is an operating system?	p. 1
What does an operating system do?	p. 2
Interfaces to operating systems	p. 3
Study of operating systems	p. 6
Historical development of operating systems	p. 7
Types of operating system	p. 8
Design of operating systems	p. 11
Process manager	p. 16
The concept of a process	p. 16
Processors and processes	p. 18
Multi-threading	p. 19
Representing processes, tasks and threads	p. 21
Process creation and termination	p. 23
Thread creation and termination	p. 24
Thread state	p. 25
Context switching	p. 26
Scheduling	p. 27
Concurrency	p. 33
Interaction between threads	p. 34
Semaphores	p. 35
Applications of semaphores	p. 36
Producers and consumers	p. 39
Implementation of semaphores	p. 42
Limitations of semaphores	p. 45
Message passing	p. 46
Monitors	p. 48
Deadlock	p. 52
Memory manager	p. 59
Objectives of a memory manager	p. 59
Virtual memory	p. 62
Base and length registers	p. 63
Segmentation	p. 65
Paging	p. 71
Paged segmentation	p. 74
System services for memory management	p. 75
Input and output	p. 80
Design objectives	p. 80
I/O subsystem	p. 81
Directory name space	p. 82
Opening files	p. 85
Input/output procedures	p. 89
Synchronous and asynchronous I/O	p. 91
Buffering	p. 92
Locks	p. 93
Low-level I/O processing	p. 98
Interface with the hardware	p. 98
Device drivers	p. 102
Operations on devices	p. 105
Disk organisation	p. 107
The file manager	p. 111
Distributed systems	p. 116
Features of distributed systems	p. 117
Naming	p. 118
Operating systems	p. 121
Sockets	p. 123
Remote procedure call	p. 125
Distributed mutual exclusion	p. 126
Deadlock in distributed systems	p. 127
Distributed shared memory	p. 129
Distributed file systems	p. 130
Fault tolerance and security	p. 139
Fault tolerance	p. 139
Security	p. 141
Security in distributed systems	p. 144
Reading List	p. 149
Index	p. 150
Table of Contents provided by Blackwell. All Rights Reserved.