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2<!DOCTYPE sections SYSTEM "/dtd/book.dtd"> 2<!DOCTYPE sections SYSTEM "/dtd/book.dtd">
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6 6
7<!-- $Header: /var/cvsroot/gentoo/xml/htdocs/doc/en/handbook/hb-install-ppc64-medium.xml,v 1.23 2005/09/15 09:51:47 rane Exp $ --> 7<!-- $Header: /var/cvsroot/gentoo/xml/htdocs/doc/en/handbook/hb-install-ppc64-medium.xml,v 1.24 2005/10/09 16:33:54 swift Exp $ -->
8 8
9<sections> 9<sections>
10 10
11<version>2.6</version> 11<version>2.7</version>
12<date>2005-09-15</date> 12<date>2005-10-09</date>
13 13
14<section> 14<section>
15<title>Hardware Requirements</title> 15<title>Hardware Requirements</title>
16<subsection> 16<subsection>
17<title>Introduction</title> 17<title>Introduction</title>
108A <e>stage1</e> is used when you want to bootstrap and build the entire system 108A <e>stage1</e> is used when you want to bootstrap and build the entire system
109from scratch. 109from scratch.
110</p> 110</p>
111 111
112<p> 112<p>
113Starting from a stage1 allows you to have total control over the 113This approach builds core system packages that are vital to your system and is
114optimization settings and optional build-time functionality that is 114used by Gentoo developers to prepare the Gentoo release media. It is a great
115initially enabled on your system. This makes <e>stage1</e> installs good for
116power users who know what they are doing. It is also a great
117installation method for those who would like to know more about the 115installation method for those who would like to learn more about the inner
118inner workings of Gentoo Linux. 116workings of bootstrapping, toolchains and the like.
117</p>
118
119<p>
120However, if you do not plan to tweak the bootstrapping instructions in the
121<path>bootstrap.sh</path> script written by the Gentoo developers, then a
122stage1 approach has no benefits for you.
119</p> 123</p>
120 124
121<table> 125<table>
122<tr> 126<tr>
123 <th>Stage1</th> 127 <th>Stage1</th>
124 <th>Pros and Cons</th> 128 <th>Pros and Cons</th>
125</tr> 129</tr>
126<tr> 130<tr>
127 <th>+</th> 131 <th>+</th>
128 <ti> 132 <ti>
129 Allows you to have total control over the optimization settings and optional 133 Allows you to have total control over the installation routine, bootstrap
130 build-time functionality that is initially enabled on your system 134 sequence, etc.
131 </ti> 135 </ti>
132</tr>
133<tr> 136</tr>
134 <th>+</th>
135 <ti>Suitable for powerusers that know what they are doing</ti>
136</tr> 137<tr>
137<tr>
138 <th>+</th> 138 <th>+</th>
139 <ti>Allows you to learn more about the inner workings of Gentoo</ti> 139 <ti>Suitable for powerusers and developers who know what they are doing</ti>
140</tr> 140</tr>
141<tr> 141<tr>
142 <th>-</th> 142 <th>-</th>
143 <ti>Takes a long time to finish the installation</ti> 143 <ti>
144 Takes a long time to finish the installation (it is the lengthiest approach)
145 </ti>
144</tr> 146</tr>
145<tr> 147<tr>
146 <th>-</th> 148 <th>-</th>
147 <ti> 149 <ti>
148 If you don't intend to tweak the settings, it is a waste of time 150 If you don't intend to tweak the settings, it is a waste of time
166A <e>stage2</e> is used for building the entire system from a bootstrapped 168A <e>stage2</e> is used for building the entire system from a bootstrapped
167"semi-compiled" state. 169"semi-compiled" state.
168</p> 170</p>
169 171
170<p> 172<p>
171Stage2 installs allow you to skip the bootstrap process; doing this 173When you perform a stage2 installation approach, you will build all system
172is fine if you are happy with the optimization settings that we chose 174packages (core packages, including toolchain) using your specific <c>USE</c>,
173for your particular stage2 tarball. 175<c>CFLAGS</c> and <c>CXXFLAGS</c> settings. Any package build will therefore be
176optimized to your preference.
177</p>
178
179<p>
180However, this installation takes some time and if you do not intend to change
181the <c>CFLAGS</c> and <c>CXXFLAGS</c> settings that we have defined as a "good
182default", using this approach only makes sense if your <c>USE</c> variable is
183sufficiently different from the default <c>USE</c> we provide.
174</p> 184</p>
175 185
176<table> 186<table>
177<tr> 187<tr>
178 <th>Stage2</th> 188 <th>Stage2</th>
190 <th>+</th> 200 <th>+</th>
191 <ti>You can still tweak your settings</ti> 201 <ti>You can still tweak your settings</ti>
192</tr> 202</tr>
193<tr> 203<tr>
194 <th>-</th> 204 <th>-</th>
195 <ti>You cannot tweak as much as with a stage1</ti> 205 <ti>It's still not the fastest way to install Gentoo</ti>
196</tr> 206</tr>
197<tr> 207<tr>
198 <th>-</th> 208 <th>-</th>
199 <ti>It's still not the fastest way to install Gentoo</ti>
200</tr>
201<tr>
202 <th>-</th>
203 <ti>You have to accept the optimizations we chose for the bootstrap</ti>
204</tr>
205<tr>
206 <th>-</th>
207 <ti> 209 <ti>
208 Requires a working Internet connection during the installation 210 Requires a working Internet connection during the installation
209 </ti> 211 </ti>
210</tr> 212</tr>
211</table> 213</table>
216<title>A Stage3 Approach</title> 218<title>A Stage3 Approach</title>
217<body> 219<body>
218 220
219<p> 221<p>
220A <e>stage3</e> installation contains a basic Gentoo Linux system that has been 222A <e>stage3</e> installation contains a basic Gentoo Linux system that has been
221built for you. You will only need to build a few packages of which we can't 223built for you. You will only need to build a few packages (such as system
222decide for you which one to choose. 224logger, networking tools, ...) before you can boot into a base Gentoo
225installation.
223</p> 226</p>
224 227
225<p> 228<p>
226Choosing to go with a stage3 allows for the fastest install of Gentoo 229Choosing to go with a stage3 allows for the fastest install of Gentoo
227Linux, but also means that your base system will have the optimization 230Linux, but also means that your base system will have the optimization
239<tr> 242<tr>
240 <th>+</th> 243 <th>+</th>
241 <ti>Fastest way to get a Gentoo base system</ti> 244 <ti>Fastest way to get a Gentoo base system</ti>
242</tr> 245</tr>
243<tr> 246<tr>
244 <th>-</th> 247 <th>+</th>
245 <ti>You cannot tweak the base system - it's built already</ti> 248 <ti>
249 You can still tweak your system
250 </ti>
246</tr> 251</tr>
247</table> 252</table>
248 253
249<p> 254<p>
250You might be interested to know that, if you decide to use different 255You might be interested to know that, if you decide to use different
251optimization settings after having installed Gentoo, you will be able to 256optimization settings after having installed Gentoo, you will be able to
252recompile your entire system with the new optimization settings. 257recompile your entire system with the new optimization settings. The same goes
258for any <c>USE</c> flag changes: Portage is intelligent enough to know what
259packages need to be rebuild.
253</p> 260</p>
254 261
255</body> 262</body>
256</subsection> 263</subsection>
257</section> 264</section>
265
258<section> 266<section>
259<title>The Gentoo Installation CDs</title> 267<title>The Gentoo Installation CDs</title>
260<subsection> 268<subsection>
261<title>Introduction</title> 269<title>Introduction</title>
262<body> 270<body>

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