/[gentoo]/xml/htdocs/doc/en/handbook/hb-install-config.xml
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1<?xml version='1.0' encoding='UTF-8'?> 1<?xml version='1.0' encoding='UTF-8'?>
2<!DOCTYPE sections SYSTEM "/dtd/book.dtd"> 2<!DOCTYPE sections SYSTEM "/dtd/book.dtd">
3 3
4<!-- The content of this document is licensed under the CC-BY-SA license --> 4<!-- The content of this document is licensed under the CC-BY-SA license -->
5<!-- See http://creativecommons.org/licenses/by-sa/2.5 --> 5<!-- See http://creativecommons.org/licenses/by-sa/2.5 -->
6 6
7<!-- $Header: /var/cvsroot/gentoo/xml/htdocs/doc/en/handbook/hb-install-config.xml,v 1.122 2013/07/24 20:40:40 swift Exp $ --> 7<!-- $Header: /var/cvsroot/gentoo/xml/htdocs/doc/en/handbook/hb-install-config.xml,v 1.123 2013/12/17 09:34:53 swift Exp $ -->
8 8
9<sections> 9<sections>
10 10
11<abstract> 11<abstract>
12You need to edit some important configuration files. In this chapter 12You need to edit some important configuration files. In this chapter
13you receive an overview of these files and an explanation on how to 13you receive an overview of these files and an explanation on how to
14proceed. 14proceed.
15</abstract> 15</abstract>
16 16
17<version>28</version> 17<version>29</version>
18<date>2013-07-24</date> 18<date>2013-12-17</date>
19 19
20<section> 20<section>
21<title>Filesystem Information</title> 21<title>Filesystem Information</title>
22<subsection> 22<subsection>
23<title>What is fstab?</title> 23<title>What is fstab?</title>
24<body> 24<body>
25 25
26<p> 26<p>
27Under Linux, all partitions used by the system must be listed in 27Under Linux, all partitions used by the system must be listed in
28<path>/etc/fstab</path>. This file contains the mount points of those partitions 28<path>/etc/fstab</path>. This file contains the mount points of those partitions
29(where they are seen in the file system structure), how they should be mounted 29(where they are seen in the file system structure), how they should be mounted
30and with what special options (automatically or not, whether users can mount 30and with what special options (automatically or not, whether users can mount
31them or not, etc.) 31them or not, etc.)
32</p> 32</p>
33 33
155/dev/sda4 / ext4 noatime 0 1 155/dev/sda4 / ext4 noatime 0 1
156/dev/sda3 none swap sw 0 0 156/dev/sda3 none swap sw 0 0
157 157
158/dev/cdrom /mnt/cdrom auto noauto,user 0 0 158/dev/cdrom /mnt/cdrom auto noauto,user 0 0
159</pre> 159</pre>
160 160
161<p> 161<p>
162<c>auto</c> makes <c>mount</c> guess for the filesystem (recommended for 162<c>auto</c> makes <c>mount</c> guess for the filesystem (recommended for
163removable media as they can be created with one of many filesystems) and 163removable media as they can be created with one of many filesystems) and
164<c>user</c> makes it possible for non-root users to mount the CD. 164<c>user</c> makes it possible for non-root users to mount the CD.
165</p> 165</p>
166 166
167<p> 167<p>
168To improve performance, most users would want to add the <c>noatime</c> 168To improve performance, most users would want to add the <c>noatime</c>
169mount option, which results in a faster system since access times 169mount option, which results in a faster system since access times
170aren't registered (you don't need those generally anyway). 170aren't registered (you don't need those generally anyway). This is also
171recommended for solid state drive (SSD) users, who should also enable
172the <c>discard</c> mount option (ext4 and btrfs only for now) which
173makes the TRIM command work.
171</p> 174</p>
172 175
173<p> 176<p>
174Double-check your <path>/etc/fstab</path>, save and quit to continue. 177Double-check your <path>/etc/fstab</path>, save and quit to continue.
175</p> 178</p>
176 179
177</body> 180</body>
178</subsection> 181</subsection>
179</section> 182</section>
180<section> 183<section>
181<title>Networking Information</title> 184<title>Networking Information</title>
182<subsection> 185<subsection>
183<title>Host name, Domainname, etc</title> 186<title>Host name, Domainname, etc</title>
184<body> 187<body>
185 188

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