Table Of Contents - Red Hat ENTERPRISE LINUX 3 Reference Manual

Table of Contents

Introduction.......................................................................................................................................... i
1. Changes To This Manual ....................................................................................................... i
2. Finding Appropriate Documentation .................................................................................... ii
2.1. Documentation For First-Time Linux Users.......................................................... ii
2.2. For the More Experienced .................................................................................... iv
2.3. Documentation for Linux Gurus............................................................................ v
3. Document Conventions......................................................................................................... v
4. Using the Mouse ................................................................................................................. vii
5. Copying and Pasting Text With X......................................................................................viii
6. More to Come ....................................................................................................................viii
6.1. We Need Feedback! ............................................................................................viii
7. Sign Up for Support ...........................................................................................................viii
I. System Reference.............................................................................................................................. i
1. Boot Process, Init, and Shutdown ......................................................................................... 1
1.1. The Boot Process ................................................................................................... 1
1.2. A Detailed Look at the Boot Process..................................................................... 1
1.3. Running Additional Programs at Boot Time ......................................................... 6
1.4. SysV Init Runlevels ............................................................................................... 7
1.5. Shutting Down ....................................................................................................... 8
2. Boot Loaders....................................................................................................................... 11
2.1. Boot Loaders and System Architecture ............................................................... 11
2.2. GRUB................................................................................................................... 11
2.3. Installing GRUB .................................................................................................. 13
2.4. GRUB Terminology ............................................................................................. 13
2.5. GRUB Interfaces.................................................................................................. 15
2.6. GRUB Commands ............................................................................................... 16
2.7. GRUB Menu Configuration File.......................................................................... 17
2.8. LILO .................................................................................................................... 19
2.9. The LILO Configuration File............................................................................... 20
2.10. Changing Runlevels at Boot Time ..................................................................... 22
2.11. Additional Resources ......................................................................................... 22
3. File System Structure.......................................................................................................... 25
3.1. Why Share a Common Structure?........................................................................ 25
3.2. Overview of File System Hierarchy Standard (FHS) .......................................... 25
3.3. Special File Locations Under Red Hat Enterprise Linux..................................... 29
4. The
sysconfig
4.1. Files in the
4.2. Directories in the
4.3. Additional Resources ........................................................................................... 43
5. The
proc
5.1. A Virtual File System........................................................................................... 45
5.2. Top-level Files within the
5.3. Directories within
5.4. Using the
5.5. Additional Resources ........................................................................................... 77
6. Users and Groups................................................................................................................ 79
6.1. User and Group Management Tools .................................................................... 79
6.2. Standard Users ..................................................................................................... 79
6.3. Standard Groups................................................................................................... 81
6.4. User Private Groups ............................................................................................. 83
6.5. Shadow Passwords ............................................................................................... 84
6.6. Additional Resources ........................................................................................... 84
7. The X Window System ....................................................................................................... 87
7.1. XFree86................................................................................................................ 87
Directory.................................................................................................. 31
/etc/sysconfig/
/etc/sysconfig/
File System......................................................................................................... 45
/proc/
Command .............................................................................. 76
sysctl
Directory .......................................................... 31
Directory ................................................ 42
File System ....................................................... 46
proc
................................................................................... 60