List of freely available system administrator books

Question

On the lines of http://stackoverflow.com/questions/194812/list-of-freely-available-programming-books, I'm trying to create a wiki of system administrator books with open source licenses, like Creative Commons, GPL, etc. Feel free to pour in your recommendations.

Linux

• Linux Network Administrator's Guide, 2nd Edition

Bash

• Advanced Bash-Scripting Guide

MySQL

• MySQL Documentation

Apache

• Apache Dektop Reference

Networking

• TCP/IP Tutorial and Technical Overview

Answer 1

I use Python for system administration, this book is under GNU Free Documentation License: Dive into Python

This one is about the Linux Kernel: Linux Kernel in a Nutshell and published under Creative Commons Attribution-ShareAlike 2.5 license

O'Reilly has also published a number of Open Books. Learning Debian, Version Control with subversion, Using Samba are quite outdated but still interesting.

Answer 2

• FreeBSD Handbook
• Mac OS X Server Reference Library
• Bind 9.6 Administrator's Reference Manual
• DNS for Rocket Scientists
• Reference documentation for all Juniper Networks products
• Cisco's reference guides
• Rosetta Stone for Unix (not a book, but a great reference for admins who operates on many kind of unix systems)

Answer 3

See also OpenSolaris/Solaris resources.

Answer 4

Perl Training Australia have an excellent set of course notes for learning perl at http://perltraining.com.au/notes.html. These are the notes they use in their courses, but they're available for free download and use.

Course books available are:

• Programming Perl
• Object Oriented Perl
• Perl Security
• Database Programming with Perl
• Web Development with Perl
• Perl for System Administration

Highly Recommended for anyone wanting to learn perl.