The Design and Implementation of the FreeBSD Operating System (Hardcover)

Table of Contents:

Preface.

About the Authors.

I. OVERVIEW.

1. History and Goals.

History of the UNIX System.

BSD and Other Systems.

The Transition of BSD to Open Source.

The FreeBSD Development Model.

References.

2. Design Overview of FreeBSD.

FreeBSD Facilities and the Kernel.

Kernel Organization.

Kernel Services.

Process Management.

Memory Management.

I/O System.

Devices.

Filesystems.

Network Filesystem.

Terminals.

Interprocess Communication.

Network Communication.

Network Implementation.

System Operation.

Exercises.

References.

3. Kernel Services.

Kernel Organization.

System Calls.

Traps and Interrupts.

Clock Interrupts.

Memory-Management Services.

Timing Services.

User, Group, and Other Identifiers.

Resource Services.

System-Operation Services.

Accounting.

Exercises.

References.

II. PROCESSES.

4. Process Management.

Introduction to Process Management.

Process State.

Context Switching.

Thread Scheduling.

Process Creation.

Process Termination.

Signals.

Process Groups and Sessions.

Jails.

Process Debugging.

Exercises.

References.

5. Memory Management.

Terminology.

Overview of the FreeBSD Virtual-Memory System.

Kernel Memory Management.

Per-Process Resources.

Shared Memory.

Creation of a New Process.

Execution of a File.

Process Manipulation of Its Address Space.

Termination of a Process.

The Pager Interface.

Paging.

Page Replacement.

Portability.

Exercises.

References.

III. I/O SYSTEM.

6. I/O System Overview.

I/O Mapping from User to Device.

Character Devices.

Disk Devices.

Descriptor Management and Services.

The Virtual-Filesystem Interface.

Filesystem-Independent Services.

Stackable Filesystems.

Exercises.

References.

7. Devices.

Device Overview.

The GEOM Layer.

The CAM Layer.

The ATA Layer.

Device Configuration.

Exercises.

References.

8. Local Filesystems.

Hierarchical Filesystem Management.

Structure of an Inode.

Naming.

Quotas.

File Locking.

Soft Updates.

Filesystem Snapshots.

The Local Filestore.

The Berkeley Fast Filesystem.

Exercises.

References.

9. The Network Filesystem.

History and Overview.

NFS Structure and Operation.

Techniques for Improving Performance.

Exercises.

References.

10. Terminal Handling.

Terminal-Processing Modes.

Line Disciplines.

User Interface.

The tty Structure.

Process Groups, Sessions, and Terminal Control.

C-lists.

RS-232 and Modem Control.

Terminal Operations.

Other Line Disciplines.

Exercises.

References.

IV. INTER PROCESS COMMUNICATION.

11. Interprocess Communication.

Interprocess-Communication Model.

Implementation Structure and Overview.

Memory Management.

Data Structures.

Connection Setup.

Data Transfer.

Socket Shutdown.

Local Interprocess-Communication.

Exercises.

References.

12. Network Communication.

Internal Structure.

Socket-to-Protocol Interface.

Protocol-Protocol Interface.

Interface Between Protocol and Network Interface.

Routing.

Buffering and Congestion Control.

Raw Sockets.

Additional Network-Subsystem Topics.

Exercises.

References.

13. Network Protocols.

IPv4 Network Protocols.

User Datagram Protocol (UDP).

Internet Protocol (IP).

Transmission Control Protocol (TCP).

TCP Algorithms.

TCP Input Processing.

TCP Output Processing.

Internet Control Message Protocol (ICMP).

IPv6.

1Security.

Exercises.

References.

V. SYSTEM OPERATION.

14. Startup and Shutdown.

Overview.

Bootstrapping.

Kernel Initialization.

Kernel Module Initialization.

User-Level Initialization.

System Operation.

Exercises.

References.

Glossary.

Index.